5310-01-180-0076

Find complete technical information, availability, and procurement data for: 5310-01-180-0076
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-180-0076

Item Name Code

01869

Assigment Date

05/23/1984 (42 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

0.635 inches minimum and 0.645 inches maximum hole diameter, 0.084 inches minimum and 0.094 inches maximum external prebent key width, 0.035 inches minimum and 0.045 inches maximum internal prebent key length, 1.000 inches minimum and 1.016 inches maximum overall distance including keys, 0.840 inches minimum and 0.860 inches maximum outside diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Hole Diameter: 0.635 inches minimum and 0.645 inches maximum
Outside Diameter: 0.840 inches minimum and 0.860 inches maximum
Internal Prebent Key Length: 0.035 inches minimum and 0.045 inches maximum
External Prebent Key Width: 0.084 inches minimum and 0.094 inches maximum
Overall Distance Including Keys: 1.000 inches minimum and 1.016 inches maximum
External Key Quantity: 10
Material Thickness: 0.020 inches nominal
Special Features: one key bends opposite of others
Material Document And Classification: 3331005-b1-0020 mfr ref single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35,ty 2 fed spec single treatment response overall

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
3328538	Key Washer

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5310-01-180-0076?

The FSCG of the NSN 5310-01-180-0076 is 5310

Does NSN 5310-01-180-0076 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5310-01-180-0076 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-180-0076 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5310-01-180-0076 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, May 23, 1984