Authorized NSI Industries Distributor
NSI Industries JG8WW80 - USS Flat Washer, Hardened Steel material, Zinc Chromate finish, 3/4 in. outside diameter, 5/16 in. inside diameter, 1/4 in. fits bolt sizes, 100 per pack. For use with Grade 5 and Grade 8 Bolt and Nut.
NSI Industries

JG8WW80

Alternate Item Number: 80530

UPC: 639720805307

Documents & Media
Specification Sheet

Contact for Pricing

Minimum Qty: 100

Multiplier: 100

*Contact for lower quantities*

Overview

The NSi Industries USS Flat Washer (SKU: JG8WW80) is a precision-engineered, hardened steel washer designed for heavy-duty industrial applications requiring maximum load distribution and corrosion resistance. Constructed from hardened steel, this washer delivers superior strength and durability, making it ideal for use with Grade 5 and Grade 8 bolts and nuts in demanding environments such as construction, manufacturing, and mechanical assemblies. Key specifications include a 3/4-inch outside diameter (OD) and a 5/16-inch inside diameter (ID), ensuring a precise fit for 1/4-inch bolt sizes. The zinc chromate finish provides excellent protection against rust, corrosion, and wear, extending the washer’s lifespan in harsh conditions. Packaged in quantities of 100, this washer is optimized for bulk industrial use, offering consistent performance and reliability in critical applications. Compatible with Grade 5 and Grade 8 bolts and nuts, the JG8WW80 is a versatile solution for structural connections, machinery assembly, and equipment mounting. Its hardened steel construction ensures it can withstand high tensile loads and repetitive stress without deformation or failure. Whether used in outdoor installations, industrial machinery, or heavy equipment, this washer maintains its integrity under pressure. For professionals seeking a durable, corrosion-resistant washer that meets industrial standards, the NSi Industries USS Flat Washer (JG8WW80) provides a cost-effective and reliable choice. Its precise dimensions and robust material make it a trusted component in mechanical and structural applications where failure is not an option.
  • Hardened steel construction for high strength and durability
  • Zinc chromate finish provides superior corrosion resistance
  • 3/4" outside diameter (OD) and 5/16" inside diameter (ID)
  • Compatible with Grade 5 and Grade 8 bolts and nuts
  • 100 washers per pack for bulk industrial use

Specifications

Application
Electrical, Plumbing, Heating and Air Conditioning Industries
Finish
Zink Chromate
Fits Bolt Sizes
1/4 IN
Inside Diameter
5/16 IN
Material
Hardened Steel
Outside Diameter
0.75 in
Standard
USA
Type
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
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61161J

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J1004

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Frequently Asked Questions

What product series does this specification sheet cover?

This specification sheet applies to all USS Flat Washers in the JWWG5 and JG8WW series.

What grade options are covered in this sheet?

The sheet covers Grade 5 Zinc and Grade 8 Zinc washers.

What type of washer is JG8WW80?

JG8WW80 is part of the USS Flat Washer line in the JG8WW series.

What material finish is listed for these washers?

The document identifies these washers as zinc.

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