5310-01-313-7971

Find complete technical information, availability, and procurement data for: 5310-01-313-7971
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-313-7971

Item Name Code

15897

Assigment Date

01/18/1990 (36 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.

5.750 inches nominal overall height, 2b thread class, right-hand thread direction, 1.000 inches nominal body diameter, eye nut style

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
Overall Height: 5.750 inches nominal
Body Diameter: 1.000 inches nominal
Nut Style: eye
Nut Width: 4.500 inches nominal
Eye Body Thickness: 1.000 inches nominal
Hole Width: 2.500 inches nominal
Hole Height: 3.370 inches nominal
Thread Series: unc
Thread Quantity Per Inch: 8
Nominal Thread Size: 1.000 inches
Material: steel comp 304 or steel comp 304h or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 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
JCM-14324-001	Eye Nut
M-35-ST SIZE NO. 9	Eye Nut

FAQs

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

What is the FSCG of the NSN 5310-01-313-7971?

The FSCG of the NSN 5310-01-313-7971 is 5310

Does the NSN 5310-01-313-7971 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-313-7971 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 5310-01-313-7971 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-313-7971 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 5310-01-313-7971 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Thu, Jan 18, 1990