5310-01-076-9428

Find complete technical information, availability, and procurement data for: 5310-01-076-9428
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-076-9428

Item Name Code

15933

Assigment Date

05/16/1979 (47 years ago)

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

1.014 inches nominal recess diameter, 0.514 inches minimum and 0.523 inches maximum hole diameter, 46.0 rockwell c minimum and 49.0 rockwell c maximum hardness rating, 1.550 inches nominal outside diameter, 0.270 inches nominal material thickness

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Hole Diameter: 0.514 inches minimum and 0.523 inches maximum
Outside Diameter: 1.550 inches nominal
Recess Diameter: 1.014 inches nominal
Material Thickness: 0.270 inches nominal
Hardness Rating: 46.0 rockwell c minimum and 49.0 rockwell c maximum
Recess Angle: 100.0 degrees nominal
Surface Finish: 125.0 microinches all surfaces
Part Name Assigned By Controlling Agency: navy special project
Special Features: top surface chamfered 0.200 in. by 45 deg
Material: steel overall
Material Document And Classification: g-1013,comp d6ac mfr ref single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: mil-c-8837,type 2,class 1 mil spec single treatment response overall
Style Designator: recessed

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
A51B21644-21	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-076-9428?

The FSCG of the NSN 5310-01-076-9428 is 5310

Does the NSN 5310-01-076-9428 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-076-9428 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 5310-01-076-9428 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-076-9428 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 5310-01-076-9428 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Wed, May 16, 1979