Email: sales@benchmarktooling.com | Phone: (888) 988-8820
We ship from multiple warehouses throughout the USA
to get you what you need as fast as possible!
Millions of items in stock!
Fast online checkout - No account required
Cart 0
Cart 0

Fastening Products - Nuts For Sale | Benchmark Tooling - (4439 Products)

Value Collection - 1-3/8 - 6 UNC Grade 8 Hex Lock Nut with Nylon Insert - 2" Width Across Flats, 1-37/64" High, Uncoated - Benchmark Tooling

Value Collection - 1-3/8 - 6 UNC Grade 8 Hex Lock Nut with Nylon Insert - 2" Width Across Flats, 1-37/64" High, Uncoated


Item #: 61437620
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 1-3/8 - 6
Height (Inch) 1-37/64
Material Grade Grade 8
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (Inch) 2
Thread Standard UNC
Military Specification Does Not Meet Military Specifications

$22.56

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 1-1/4 - 7 UNC Grade 8 Hex Lock Nut with Nylon Insert - 1-13/16" Width Across Flats, 1-25/64" High, Uncoated - Benchmark Tooling

Value Collection - 1-1/4 - 7 UNC Grade 8 Hex Lock Nut with Nylon Insert - 1-13/16" Width Across Flats, 1-25/64" High, Uncoated


Item #: 61436978
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 1-1/4 - 7
Height (Inch) 1-25/64
Material Grade Grade 8
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (Inch) 1-13/16
Thread Standard UNC
Military Specification Does Not Meet Military Specifications

$38.30

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 3/8-16 UNC 18-8 Hex Lock Nut with Expanding Flex Top - Uncoated, Meets Military Specifications - Benchmark Tooling

Value Collection - 3/8-16 UNC 18-8 Hex Lock Nut with Expanding Flex Top - Uncoated, Meets Military Specifications


Item #: 70992433
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Stainless Steel
Thread Size 3/8-16
Height (Decimal Inch) 0.4620
Material Grade 18-8
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.5530
Width Across Flats (Decimal Inch) 0.5640
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$64.08

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 7/8-14 UNF Grade B Hex Lock Nut with Nylon Insert - 1-1/4" Width Across Flats, 63/64" High, Zinc-Plated Finish - Benchmark Tooling

Value Collection - 7/8-14 UNF Grade B Hex Lock Nut with Nylon Insert - 1-1/4" Width Across Flats, 63/64" High, Zinc-Plated Finish


Item #: 52591765
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 7/8-14
Height (Inch) 63/64
Height (Decimal Inch) 0.9844
Material Grade Grade B
Finish/Coating Zinc-Plated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (Inch) 1-1/4
Width Across Flats (Decimal Inch) 1.239 to 1.252
Thread Standard UNF
Military Specification Does Not Meet Military Specifications

$2.07

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Monroe Engineering Products - M8x1.25 304 Steel Hex Flange Lock Nut - 8mm High - Benchmark Tooling

Monroe Engineering Products - M8x1.25 304 Steel Hex Flange Lock Nut - 8mm High


Item #: 91522144
Brand: Monroe Engineering Products
Model #: MA-LNM8125SS
Exact Tooling IR#: 04

Features and Benefits

Hex flange lock nuts have a six-sided head and a flanged, washer-like base. They are used to cover oversized holes or when a flat washer is not practical. The lock nut's flange creates a wide bearing surface.
Product Specifications
System of Measurement Metric
Type Hex Flange Lock Nut
Material Stainless Steel
Thread Size M8x1.25
Height (mm) 8.00
Material Grade 304
Thread Direction Right Hand
Flange Diameter (mm) 18.0
Width Across Flats (mm) 13.00

$0.49

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 1-1/4 - 12 UNF Grade 2 Hex Lock Nut with Nylon Insert - 1-13/16" Width Across Flats, 47/64" High, Zinc-Plated Finish - Benchmark Tooling

Value Collection - 1-1/4 - 12 UNF Grade 2 Hex Lock Nut with Nylon Insert - 1-13/16" Width Across Flats, 47/64" High, Zinc-Plated Finish


Item #: 52592797
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 1-1/4 - 12
Height (Inch) 47/64
Material Grade Grade 2
Finish/Coating Zinc-Plated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (Inch) 1-13/16
Thread Standard UNF
Military Specification Does Not Meet Military Specifications

$5.56

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - M16x2.00 Metric Coarse 18-8 & Austenitic Grade A2 Hex Lock Nut with Nylon Insert - 16mm High, Uncoated - Benchmark Tooling

Value Collection - M16x2.00 Metric Coarse 18-8 & Austenitic Grade A2 Hex Lock Nut with Nylon Insert - 16mm High, Uncoated


Item #: 70970116
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Stainless Steel
Thread Size M16x2.00
Height (mm) 16.00
Material Grade 18-8; Austenitic Grade A2
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (mm) 24.00
Thread Standard Metric Coarse
Fastener Standard DIN 985
Military Specification Does Not Meet Military Specifications

$157.29

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 3/4-10 UNC 18-8 Hex Lock Nut with Nylon Insert - 57/64" High - Benchmark Tooling

Value Collection - 3/4-10 UNC 18-8 Hex Lock Nut with Nylon Insert - 57/64" High


Item #: 67337642
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Stainless Steel
Thread Size 3/4-10
Height (Inch) 57/64
Material Grade 18-8
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (Decimal Inch) 1.0556
Thread Standard UNC
Military Specification Does Not Meet Military Specifications

$4.13

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 5/8-18 UNF Grade 2 Hex Jam Lock Nut with Nylon Insert - 15/16" Width Across Flats, 13/32" High, Zinc-Plated Finish - Benchmark Tooling

Value Collection - 5/8-18 UNF Grade 2 Hex Jam Lock Nut with Nylon Insert - 15/16" Width Across Flats, 13/32" High, Zinc-Plated Finish


Item #: 67485805
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex jam lock nuts are thinner than standard hex nuts. They are wedged, or jammed, against another nut to lock both nuts in place. They are used when standard hex nuts cannot be used.
Product Specifications
System of Measurement Inch
Type Hex Jam Lock Nut
Material Steel
Thread Size 5/8-18
Height (Inch) 13/32
Material Grade Grade 2
Finish/Coating Zinc-Plated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (Inch) 15/16
Thread Standard UNF
Military Specification Does Not Meet Military Specifications

$0.69

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Monroe Engineering Products - 1/2-13 304 Steel Hex Flange Lock Nut - 3/4" Width Across Flats, 1/2" High - Benchmark Tooling

Monroe Engineering Products - 1/2-13 304 Steel Hex Flange Lock Nut - 3/4" Width Across Flats, 1/2" High


Item #: 91522011
Brand: Monroe Engineering Products
Model #: MA-LN1213SS
Exact Tooling IR#: 04

Features and Benefits

Hex flange lock nuts have a six-sided head and a flanged, washer-like base. They are used to cover oversized holes or when a flat washer is not practical. The lock nut's flange creates a wide bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Flange Lock Nut
Material Stainless Steel
Thread Size 1/2-13
Height (Inch) 1/2
Material Grade 304
Thread Direction Right Hand
Flange Diameter (Decimal Inch) 1.0000
Width Across Flats (Inch) 3/4

$1.51

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - M10x1.25 Metric Fine Grade 8 Hex Lock Nut with Nylon Insert - 10mm High, Zinc-Plated Finish - Benchmark Tooling

Value Collection - M10x1.25 Metric Fine Grade 8 Hex Lock Nut with Nylon Insert - 10mm High, Zinc-Plated Finish


Item #: 70984935
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Metric
Type Hex Lock Nut
Material Steel
Thread Size M10x1.25
Height (mm) 10.00
Material Grade Grade 8
Finish/Coating Zinc-Plated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (mm) 17.00
Thread Standard Metric Fine
Fastener Standard DIN 985
Military Specification Does Not Meet Military Specifications

$13.51

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 1/2-13 UNC Hex Lock Nut with Nylon Insert - 3/4" Width Across Flats, 19/32" High, Uncoated - Benchmark Tooling

Value Collection - 1/2-13 UNC Hex Lock Nut with Nylon Insert - 3/4" Width Across Flats, 19/32" High, Uncoated


Item #: 52592037
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Brass
Thread Size 1/2-13
Height (Inch) 19/32
Height (Decimal Inch) 0.5938
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (Inch) 3/4
Width Across Flats (Decimal Inch) 0.741 to 0.752
Thread Standard UNC
Military Specification Does Not Meet Military Specifications

$397.99

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 7/16-20 UNF Grade C Hex Lock Nut with Distorted Thread - Zinc-Plated with Wax Finish - Benchmark Tooling

Value Collection - 7/16-20 UNF Grade C Hex Lock Nut with Distorted Thread - Zinc-Plated with Wax Finish


Item #: 70977368
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 7/16-20
Material Grade Grade C
Finish/Coating Zinc-Plated with Wax
Thread Direction Right Hand
Locking Style Distorted Thread
Thread Standard UNF
Military Specification Does Not Meet Military Specifications

$17.44

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 7/16-14 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - Cadmium-Plated Finish, Meets Military Specifications - Benchmark Tooling

Value Collection - 7/16-14 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - Cadmium-Plated Finish, Meets Military Specifications


Item #: 70998034
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 7/16-14
Height (Decimal Inch) 0.4620
Material Grade Grade 2
Finish/Coating Cadmium-Plated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.6160
Width Across Flats (Decimal Inch) 0.6270
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$21.78

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Flex-Loc - 5/16-18 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - Cadmium-Plated Finish, Meets Military Specifications - Benchmark Tooling

Flex-Loc - 5/16-18 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - Cadmium-Plated Finish, Meets Military Specifications


Item #: 67516443
Brand: Flex-Loc
Model #: 21FAF-518
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 5/16-18
Height (Decimal Inch) 0.3530
Material Grade Grade 2
Finish/Coating Cadmium-Plated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.4920
Width Across Flats (Decimal Inch) 0.5020
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$109.18

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 1/4-20 UNC 316 Hex Lock Nut with Nylon Insert - 7/16" Width Across Flats, 5/16" High - Benchmark Tooling

Value Collection - 1/4-20 UNC 316 Hex Lock Nut with Nylon Insert - 7/16" Width Across Flats, 5/16" High


Item #: 52594066
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Stainless Steel
Thread Size 1/4-20
Height (Inch) 5/16
Material Grade 316
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (Inch) 7/16
Thread Standard UNC
Military Specification Does Not Meet Military Specifications

$27.26

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 5/8-11 UNC 316 Hex Lock Nut with Nylon Insert - 15/16" Width Across Flats, 3/4" High, Uncoated - Benchmark Tooling

Value Collection - 5/8-11 UNC 316 Hex Lock Nut with Nylon Insert - 15/16" Width Across Flats, 3/4" High, Uncoated


Item #: 70955711
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Stainless Steel
Thread Size 5/8-11
Height (Inch) 3/4
Height (Decimal Inch) 0.7500
Material Grade 316
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (Inch) 15/16
Width Across Flats (Decimal Inch) 0.928 to 0.940
Thread Standard UNC
Military Specification Does Not Meet Military Specifications

$60.23

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 3/8-16 UNC Grade 2 Heavy Hex Lock Nut with Nylon Insert - 39/64" Width Across Flats, 35/64" High, Zinc-Plated Finish - Benchmark Tooling

Value Collection - 3/8-16 UNC Grade 2 Heavy Hex Lock Nut with Nylon Insert - 39/64" Width Across Flats, 35/64" High, Zinc-Plated Finish


Item #: 52592839
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Heavy hex lock nuts have thicker heads than standard hex nuts. They are used with large-diameter, high-strength bolts.
Product Specifications
System of Measurement Inch
Type Heavy Hex Lock Nut
Material Steel
Thread Size 3/8-16
Height (Inch) 35/64
Height (Decimal Inch) 0.5469
Material Grade Grade 2
Finish/Coating Zinc-Plated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (Inch) 39/64
Width Across Flats (Decimal Inch) 0.675 to 0.691
Thread Standard UNC
Military Specification Does Not Meet Military Specifications

$30.45

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 1/4-20 UNC Grade B Hex Lock Nut with Distorted Thread - 7/16" Width Across Flats, 7/32" High, Zinc and Wax Plated Finish - Benchmark Tooling

Value Collection - 1/4-20 UNC Grade B Hex Lock Nut with Distorted Thread - 7/16" Width Across Flats, 7/32" High, Zinc and Wax Plated Finish


Item #: 70936422
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 1/4-20
Height (Inch) 7/32
Material Grade Grade B
Finish/Coating Zinc and Wax Plated
Thread Direction Right Hand
Locking Style Distorted Thread
Width Across Flats (Inch) 7/16
Thread Standard UNC
Military Specification Does Not Meet Military Specifications

$15.59

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - #10-32 UNF Grade 2 Hex Lock Nut with Nylon Insert - 3/8" Width Across Flats, 1/4" High, Zinc-Plated Finish - Benchmark Tooling

Value Collection - #10-32 UNF Grade 2 Hex Lock Nut with Nylon Insert - 3/8" Width Across Flats, 1/4" High, Zinc-Plated Finish


Item #: 87922159
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size #10-32
Height (Inch) 1/4
Material Grade Grade 2
Finish/Coating Zinc-Plated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (Inch) 3/8
Thread Standard UNF
Military Specification Does Not Meet Military Specifications

$4.46

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It