5310-01-372-7934

Find complete technical information, availability, and procurement data for: 5310-01-372-7934
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-372-7934

Item Name Code

29735

Assigment Date

03/18/1993 (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.

0.065 inches nominal flange thickness, 0.437 inches nominal flange diameter, 2b thread class, left-hand thread direction, sleeve 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: left-hand
Flange Diameter: 0.437 inches nominal
Flange Thickness: 0.065 inches nominal
Nut Style: sleeve
Nut Diameter: 0.250 inches nominal
Nut Length: 0.262 inches nominal
Cross-Sectional Shape: round overall
Temp Rating: -50.0 celsius minimum and 300.0 celsius maximum
Thread Series: unc
Thread Quantity Per Inch: 32
Hardness Rating: 235.0 rockwell b nominal
Nominal Thread Size: 0.138 inches
Special Features: used in computer subassy mx-1149(v)/u
Material: steel comp 303s and steel comp 303se overall
Material Document And Classification: astma320 assn std all material responses overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: q+35,type2 fed spec 13th treatment response overall

FAQs

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

What is the FSCG of the NSN 5310-01-372-7934?

The FSCG of the NSN 5310-01-372-7934 is 5310

Does the NSN 5310-01-372-7934 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-372-7934 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 5310-01-372-7934 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-372-7934 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 5310-01-372-7934 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Thu, Mar 18, 1993