5310-01-264-8536

Find complete technical information, availability, and procurement data for: 5310-01-264-8536
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-264-8536

Item Name Code

05277

Assigment Date

10/07/1987 (38 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.

unc thread series, hexagon nut style, 0.500 inches nominal nut height, 0.740 inches nominal width across flats, 2b thread class

Product Characteristics

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

Thread Class: 2b
Nut Style: hexagon
Nut Height: 0.500 inches nominal
Width Across Flats: 0.740 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 8
Nominal Thread Size: 1.000 inches
Criticality Code Justification: zzzy
Material: steel overall
Surface Treatment: nickel overall except threads
Reference Number Differentiating Characteristics: material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications

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
8711A81	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-264-8536?

The FSCG of the NSN 5310-01-264-8536 is 5310

Does the NSN 5310-01-264-8536 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-264-8536 require demilitarization?

Usml or ccl military items - demil required. Item managers,, equipment specialists, or product specialists must furnish special demilinstructions. (note 3).

Does NSN 5310-01-264-8536 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-264-8536 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 5310-01-264-8536 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Wed, Oct 7, 1987