5310-01-321-8063

Find complete technical information, availability, and procurement data for: 5310-01-321-8063
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-321-8063

Item Name Code

01872

Assigment Date

06/23/1990 (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.

0.254 inches minimum nut counterbore diameter, dry film lubricant lubrication, right-hand thread direction, 3b thread class, plate 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: 3b
Thread Direction: right-hand
Counterbore Diameter: 0.254 inches minimum nut
Lubrication: dry film lubricant
Nut Style: plate
Nut Length: 0.557 inches minimum and 0.567 inches maximum
Nut Height: 0.246 inches maximum
Plate Thickness: 0.040 inches minimum and 0.052 inches maximum
Plate Width: 0.395 inches minimum and 0.405 inches maximum
Nut Counterbore Depth: 0.036 inches minimum nut
Thread Series: unjf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Material: iron alloy 660 overall
Material Document And Classification: asms 5525 assn std single material response or ams 5732 assn std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment 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
10122197	Plate Plain Nut
CN53331C4L1	Plate Plain Nut
G1331L1C4	Plate Plain Nut
ST3M673C4M1	Plate Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-321-8063?

The FSCG of the NSN 5310-01-321-8063 is 5310

Does the NSN 5310-01-321-8063 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-321-8063 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 5310-01-321-8063 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-321-8063 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 5310-01-321-8063 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Sat, Jun 23, 1990