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NSI Industries JWW80 - USS Flat Washer, Steel material, Zinc Chromate finish, 3/4 in. outside diameter, 5/16 in. inside diameter, 1/4 in. fits bolt sizes, 100 per pack
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NSI Industries JWW80 USS Flat Washer, Steel material, Zinc Chromate finish, 3/4 in. outside diameter, 5/16…

Alternate Item Number: 80524

UPC: 639720805246

Documents & Media
Specification Sheet

Contact for Pricing

Minimum Qty: 100

Multiplier: 100

*Contact for lower quantities*

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The NSI Industries JWW80 is a USS (United States Standard) flat washer constructed from durable, high-quality steel with a zinc chromate finish. This washer features a 3/4-inch outside diameter (OD) and a 5/16-inch inside diameter (ID), specifically designed to fit 1/4-inch bolt sizes, ensuring precise alignment and secure fastening. The zinc chromate coating provides essential corrosion resistance, making it suitable for various industrial applications where protection against moisture, humidity, and environmental factors is required. Each pack contains 100 washers, offering a practical and cost-effective quantity for projects requiring multiple fasteners. The JWW80 is part of NSI Industries' range of USS flat washers, which also includes 18-8 stainless steel and black oxide options, ensuring compatibility with a wide array of fastening needs across different materials and environments. Its robust steel construction ensures reliable load distribution and helps prevent damage to mating surfaces under load, maintaining the integrity of assembled components. This washer is a fundamental component for secure and stable connections in construction, machinery assembly, general fabrication tasks, automotive repairs, and DIY projects. The USS standard ensures broad compatibility with standard bolts and screws, making it a versatile choice for professionals and hobbyists alike. The zinc chromate finish meets military specifications (MIL-C-81751) for corrosion resistance, further enhancing its durability in harsh conditions. The washer's dimensions conform to ANSI/ASME B18.22.1 standards, guaranteeing consistent performance and interchangeability with other USS flat washers.
  • Constructed from durable steel for reliable performance.
  • Zinc chromate finish offers corrosion resistance.
  • 3/4-inch outside diameter (OD) and 5/16-inch inside diameter (ID).
  • Designed to fit 1/4-inch bolt sizes.
  • Packaged 100 per pack for project convenience.

Specifications

Application
Electrical, Plumbing, Heating and Air Conditioning Industries
Finish
Zink Chromate
Fits Bolt Sizes
1/4 IN
Inside Diameter
5/16 IN
Material
Steel
Outside Diameter
0.75 in
Outside Diameter
19.05 mm
Size
3/4 in. OD, 5/16 in. ID, fits 1/4 in. bolts
Special Features
Features: Heavy Duty Washer
Standard
USA
Type
USS Flat Wrought Washer
Package Dimensions (L x W x H)
3 IN x 3 IN x 2.15 IN
Package Dimensions (L x W x H)
7.62 cm x 7.62 cm x 5.461 cm
Package Weight (Imperial)
0.610 L
Package Weight (Metric)
0.277 kg
Flat Washer, Steel material, Zinc Chromate finish, 13/16 in. outside diameter, 13/32 in. inside diameter, 3/8 in. fits bolt sizes, 100 per pack

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Flat Washer, Steel material, Zinc Chromate finish, 13/16 in. outside diameter, 13/32 in. inside diameter, 3/8 in. fits bolt sizes, 100 per pack
Washer, Flat, Size 1/4 Inch, Steel

ZE147 1/4-10

Washer, Flat, Size 1/4 Inch, Steel
USS Flat Washer, Hardened Steel material, Zinc Chromate finish, 1 in. outside diameter, 7/16 in. inside diameter, 3/8 in. fits bolt sizes, 100 per pack. For use with Grade 5 and Grade 8 Bolt and Nut.

JG8WW82

USS Flat Washer, Hardened Steel material, Zinc Chromate finish, 1 in. outside diameter, 7/16 in. inside diameter, 3/8 in. fits bolt sizes, 100 per pack. For use with Grade 5 and Grade 8 Bolt and Nut.
USS Flat Washer, Steel material, Zinc Chromate finish, 1-3/8 in. outside diameter, 9/16 in. inside diameter, 1/2 in. fits bolt sizes, 100 per pack

JWW83

USS Flat Washer, Steel material, Zinc Chromate finish, 1-3/8 in. outside diameter, 9/16 in. inside diameter, 1/2 in. fits bolt sizes, 100 per pack
USS Flat Washer, Steel material, Zinc Chromate finish, 2 in. outside diameter, 13/16 in. inside diameter, 3/4 in. fits bolt sizes, 100 per pack

JWW85

USS Flat Washer, Steel material, Zinc Chromate finish, 2 in. outside diameter, 13/16 in. inside diameter, 3/4 in. fits bolt sizes, 100 per pack
USS Flat Washer, Hardened Steel material, Zinc Chromate finish, 1-3/8 in. outside diameter, 9/16 in. inside diameter, 1/2 in. fits bolt sizes, 100 per pack. For use with Grade 5 and Grade 8 Bolt and Nut.

JG8WW83

USS Flat Washer, Hardened Steel material, Zinc Chromate finish, 1-3/8 in. outside diameter, 9/16 in. inside diameter, 1/2 in. fits bolt sizes, 100 per pack. For use with Grade 5 and Grade 8 Bolt and Nut.
USS Flat Washer, Steel material, Zinc Chromate finish, 1-3/4 in. outside diameter, 11/16 in. inside diameter, 5/8 in. fits bolt sizes, 100 per pack

JWW84

USS Flat Washer, Steel material, Zinc Chromate finish, 1-3/4 in. outside diameter, 11/16 in. inside diameter, 5/8 in. fits bolt sizes, 100 per pack
USS Flat Washer, Hardened Steel material, Zinc Chromate finish, 7/8 in. outside diameter, 3/8 in. inside diameter, 5/16 in. fits bolt sizes, 100 per pack. For use with Grade 5 and Grade 8 Bolt and Nut.

JG8WW81

USS Flat Washer, Hardened Steel material, Zinc Chromate finish, 7/8 in. outside diameter, 3/8 in. inside diameter, 5/16 in. fits bolt sizes, 100 per pack. For use with Grade 5 and Grade 8 Bolt and Nut.

Frequently Asked Questions

What product series does this specification sheet cover?

This specification sheet applies to all USS Flat Washers in the WW and JWW series.

What washer materials are covered in this sheet?

The sheet covers steel zinc, 18-8 stainless steel, and black oxide flat washers.

What type of washer is this product?

It is a USS flat washer.

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