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

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


Made in USA - 5/16-18 Grade 8 Steel Hex Flange Lock Nut


Item #: 64711138
Brand: Made in USA
Model #:

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 Steel
Thread Size 5/16-18
Height (Decimal Inch) 0.3650
Material Grade Grade 8
Finish/Coating Zinc Yellow Dichromate
Flange Diameter (Decimal Inch) 0.6800
Width Across Flats (Decimal Inch) 0.5020

$76.93

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 - Lock Nuts System of Measurement: Metric Type: Hex Lock Nut


Item #: 61839726
Brand: Value Collection
Model #:

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

Lock Nuts; System of Measurement: Metric ; Type: Hex Lock Nut ; Material: Steel ; Thread Size: M8x1.25 ; Material Grade: Class 8 ; Insert Material: Nylon
System of Measurement Metric
Type Hex Lock Nut
Material Steel
Thread Size M8x1.25
Material Grade Class 8
Insert Material Nylon
Thread Standard UNC

$3.86

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

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

Made in USA - M8x1.25 Class 12 Steel Hex Flange Lock Nut


Item #: 64711120
Brand: Made in USA
Model #:

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 Steel
Thread Size M8x1.25
Height (mm) 9.40
Material Grade Class 12
Finish/Coating Cadium Plated with Wax
Thread Direction Right Hand
Flange Diameter (mm) 17.9
Width Across Flats (mm) 13.00

$0.45

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

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

A16-FLSR3


Item #: FG31009860
Brand: Tool-Flo
Model #: 2407693

Product Specifications
Cutting Depth Maximum (CDX) 0.29″
Master Insert Identification (MIID) FLFD-3RI
Overall Length (OAL) 12″
Functional Width (WF) 0.64″
Connection Diameter Machine Side (DCONMS) 1″
Measurement Type Inch
Minimum Bore Diameter (DMIN) ‎2-1/4″

$255.05

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 - Lock Nuts System of Measurement: Inch Type: Hex Lock Nut


Item #: 99483653
Brand: Value Collection
Model #:

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

Lock Nuts; System of Measurement: Inch ; Type: Hex Lock Nut ; Material: Stainless Steel ; Thread Size: M6x1.00 ; Height (mm): 6.00 ; Material Grade: 18-8; Austenitic Grade A2
System of Measurement Inch
Type Hex Lock Nut
Material Stainless Steel
Thread Size M6x1.00
Height (mm) 6.00
Material Grade 18-8; Austenitic Grade A2
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (mm) 10.00
Thread Standard Metric Coarse
Fastener Standard DIN 985
Military Specification Does Not Meet Military Specifications

$453.50

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, 1/2" Flange Diam, Serrated Flange Nut


Item #: 51258747
Brand: Value Collection
Model #:

Features and Benefits

Serrated flange nuts have serrations along the outside diameter that prevent loosening and increase the nut's locking power.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
System of Measurement Inch
Type Serrated Flange Nut
Material Steel
Thread Size 1/2-13
Flange Diameter (Decimal Inch) 1/2
Finish/Coating Zinc-Plated

$0.47

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

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

TE-CO - Spherical Flange Nuts System of Measurement: Inch Thread Size (Inch): 7/16-14


Item #: 06904031
Brand: TE-CO
Model #: 41804

Features and Benefits

Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.

Product Specifications

Spherical Flange Nuts; System of Measurement: Inch ; Thread Size (Inch): 7/16-14 ; Height (Inch): 9/16 ; Flange Diameter (Inch): 1 ; Flange Height (Inch): 5/32 ; Radius (Inch): 1-1/2
System of Measurement Inch
Thread Size (Inch) 7/16-14
Height (Inch) 9/16
Flange Diameter (Inch) 1
Flange Height (Inch) 5/32
Radius (Inch) 1-1/2
Material Steel
Material Grade 12L14
Finish/Coating Black Oxide
Hex Size (Inch) 3/4
Fastener Standard TCMAI

$4.26

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

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

TE-CO - Spherical Flange Nuts System of Measurement: Inch Thread Size (Inch): 3/8-16


Item #: 06904023
Brand: TE-CO
Model #: 41803

Features and Benefits

Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.

Product Specifications

Spherical Flange Nuts; System of Measurement: Inch ; Thread Size (Inch): 3/8-16 ; Height (Inch): 1/2 ; Flange Diameter (Inch): 7/8 ; Flange Height (Inch): 1/8 ; Radius (Inch): 1-1/4
System of Measurement Inch
Thread Size (Inch) 3/8-16
Height (Inch) 1/2
Flange Diameter (Inch) 7/8
Flange Height (Inch) 1/8
Radius (Inch) 1-1/4
Material Steel
Material Grade 12L14
Finish/Coating Black Oxide
Hex Size (Inch) 11/16
Fastener Standard TCMAI

$3.96

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 - 1/4-28 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top


Item #: 70997994
Brand: Value Collection
Model #:

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 1/4-28
Height (Decimal Inch) 0.3200
Material Grade Grade 2
Finish/Coating Cadmium-Plated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.4300
Width Across Flats (Decimal Inch) 0.4390
Thread Standard UNJF
Thread Fit Class 3B
Fastener Standard IFI 100/107; NASM 25027
Military Specification Meets Military Specifications

$22.94

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 - Lock Nuts System of Measurement: Inch Type: Hex Lock Nut


Item #: 61840807
Brand: Value Collection
Model #:

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

Lock Nuts; System of Measurement: Inch ; Type: Hex Lock Nut ; Material: Steel ; Thread Size: 7/16-14 ; Insert Material: Nylon ; Thread Standard: UNC
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 7/16-14
Insert Material Nylon
Thread Standard UNC

$5.82

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 8 Hex Lock Nut with Nylon Insert


Item #: 61433751
Brand: Value Collection
Model #:

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 (Inch) 29/64
Material Grade Grade 8
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (Inch) 5/8
Thread Standard UNC
Military Specification Does Not Meet Military Specifications

$0.89

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

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

Made in USA - 7/16-20 UNF Grade L9 Hex Lock Nut with Distorted Thread


Item #: 64704117
Brand: Made in USA
Model #:

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
Height (Decimal Inch) 0.4490
Material Grade Grade L9
Finish/Coating Uncoated with Wax
Thread Direction Right Hand
Locking Style Distorted Thread
Width Across Flats (Inch) 11/16
Width Across Flats (Decimal Inch) 0.6875
Thread Standard UNF
Military Specification Does Not Meet Military Specifications

$1.17

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

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

‎TI1N-12UNJ-I ZS3B


Item #: FG34058540
Brand: Tool-Flo
Model #: 2415828

Product Specifications
Threads per Inch (TPI) 12 Threads/"
Shape 90° Rectangular
Insert Length (INSL) 1″
Measurement Type Inch
Insert Thickness Total (S1) 0.14″
Body Material Carbide
Application | Int Threadmilling TC Series |

$36.07

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" Hole Diam, 11/16" OD, 7/16" Width Across Flats, Washer Lock Nut


Item #: 61563136
Brand: Value Collection
Model #:

Product Specifications
For Use With Threaded Fasteners
System of Measurement Inch
Thread Size (Inch) 1/4
Hole Diameter (Inch) 1/4
Washer Outside Diameter (Inch) 11/16
Width Across Flats (Inch) 7/16
Material Spring Steel
Finish/Coating Zinc-Plated

$0.18

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 - 5/8-11 Grade 8 Steel Hex Flange Lock Nut


Item #: 91522169
Brand: Monroe Engineering Products
Model #: MA-LN5811Z

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 Steel
Thread Size 5/8-11
Height (Inch) 5/8
Material Grade Grade 8
Finish/Coating Zinc-Plated
Thread Direction Right Hand
Flange Diameter (Decimal Inch) 1.2813
Width Across Flats (Inch) 15/16

$1.02

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

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

TNMC 43 NT 10P STUB AC3R


Item #: FG31063630
Brand: Tool-Flo
Model #: 2487164

Product Specifications
Threads per Inch (TPI) 10 Threads/"
Coating TiAlN
Corner Radius (RE) 0.037″
Cutting Edge Material Carbide
Insert Thickness (S) 0.189″
Cutting Direction (HAND) Neutral
Cutting Width (CW) 0.037″
Applicable Material | Steel | Stainless Steel | Hard Materials | Hi Temp Alloys |
Inscribed Circle Diameter (IC) 1/2″
Measurement Type Inch
Grade AC3R AlTiN
Body Material Carbide

$23.45

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

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

TE-CO - 1-1/4 - 7, 2-1/2" Flange Diam, 1-1/4" High, 1-13/16" Across Flats, Flange Nut


Item #: 85142883
Brand: TE-CO
Model #: 47611

Features and Benefits

Flange nuts are designed with a wide flange on one end that acts as a washer and increases the bearing surface. This distributes pressure, which reduces damage and prevents the fastener from loosening.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
System of Measurement Inch
Type Flange Nut
Material Stainless Steel
Thread Size 1-1/4 - 7
Flange Diameter (Decimal Inch) 2-1/2
Height (Decimal Inch) 1-1/4
Material Grade 303
Width Across Flats (Inch) 1-13/16
Flange Height (Inch) 1/4

$67.52

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

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

Gibraltar - 1/2-13" UNC, 7/8" Width Across Flats, Uncoated, Steel Acorn Nut


Item #: 74213182
Brand: Gibraltar
Model #:

Features and Benefits

Standard acorn nuts have a domed top that covers protruding threads on the end opposite the head. They are commonly used for aesthetic and decorative purposes in general purpose fastening applications.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
Type Standard
System of Measurement Inch
Thread Size 1/2-13
Material Steel
Thread Direction Right Hand
Material Grade A3
Finish/Coating Uncoated
Thread Standard UNC
Width Across Flats (Inch) 7/8
Overall Height (Inch) 7/8

$5.14

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 C Hex Lock Nut with Distorted Thread


Item #: 70977335
Brand: Value Collection
Model #:

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
Material Grade Grade C
Finish/Coating Zinc-Plated with Wax
Thread Direction Right Hand
Locking Style Distorted Thread
Thread Standard UNC
Military Specification Does Not Meet Military Specifications

$108.34

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


Item #: 70926613
Brand: Value Collection
Model #:

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

$9.32

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

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