5310-01-369-8275

Find complete technical information, availability, and procurement data for: 5310-01-369-8275
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-369-8275

Item Name Code

01861

Assigment Date

01/07/1993 (33 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.

2b thread class, 0.120 inches minimum and 0.130 inches maximum pilot length, 0.149 inches minimum and 0.152 inches maximum nut counterbore diameter, 0.196 inches minimum and 0.200 inches maximum pilot diameter, right-hand thread direction

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
Thread Direction: right-hand
Pilot Diameter: 0.196 inches minimum and 0.200 inches maximum
Pilot Length: 0.120 inches minimum and 0.130 inches maximum
Counterbore Diameter: 0.149 inches minimum and 0.152 inches maximum nut
Nut Style: spline
Nut Diameter: 0.247 inches minimum and 0.253 inches maximum
Nut Height: 0.302 inches minimum and 0.322 inches maximum
Nut Counterbore Depth: 0.214 inches minimum and 0.224 inches maximum nut
Thread Series: unc
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.138 inches
Special Features: color black
Material: steel comp 302 or steel comp 303 overall
Material Document And Classification: astm a582 assn std 1st material response or astm a276 assn std 2nd material response overall
Surface Treatment: oxide 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
6251C-SS-0632-6B	Spline Plain Nut
SS-817563	Spline Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-369-8275?

The FSCG of the NSN 5310-01-369-8275 is 5310

Does the NSN 5310-01-369-8275 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-369-8275 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 5310-01-369-8275 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-369-8275 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 5310-01-369-8275 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Thu, Jan 7, 1993