5310-01-031-5402

Find complete technical information, availability, and procurement data for: 5310-01-031-5402
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-031-5402

Item Name Code

29735

Assigment Date

11/26/1976 (49 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.

right-hand thread direction, 0.485 inches minimum and 0.500 inches maximum nut diameter, sleeve nut style, 0.246 inches minimum and 0.249 inches maximum overall boss diameter, 3b 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: 3b
Thread Direction: right-hand
Nut Style: sleeve
Nut Diameter: 0.485 inches minimum and 0.500 inches maximum
Boss Diameter: 0.246 inches minimum and 0.249 inches maximum overall
Boss Thickness: 0.074 inches nominal overall
Cross-Sectional Shape: round nut
Cross-Sectional Shape: round flange
Thread Series: unc
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.164 inches
Countersink Angle: 100.0 degrees nominal nut
Material: aluminum alloy 7075 or aluminum alloy 7079 overall
Material Document And Classification: qq-a-200/11,temper t73 fed spec 1st material response or qq-a-200/12,temper t6 fed spec 2nd material 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
77221-1	Sleeve Nut

FAQs

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

What is the FSCG of the NSN 5310-01-031-5402?

The FSCG of the NSN 5310-01-031-5402 is 5310

Does the NSN 5310-01-031-5402 have a Schedule B code assigned?

Yes, the Schedule B code is 7616995195

Does NSN 5310-01-031-5402 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 5310-01-031-5402 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-031-5402 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 5310-01-031-5402 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Fri, Nov 26, 1976