5310-00-530-9928

Find complete technical information, availability, and procurement data for: 5310-00-530-9928
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-530-9928

Item Name Code

29729

Assigment Date

01/01/1963 (63 years ago)

A tubular shaped metallic item designed to provide a replaceable wearing surface for a centrifugal pump shaft. See also bearing, sleeve; bushing, sleeve; and spacer, sleeve.

0.314 inches minimum and 0.329 inches maximum overall height, right-hand thread direction, 0.443 inches maximum washer outside diameter, prevailing torque all metal design locking feature, 3b thread class

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
Locking Feature: prevailing torque all metal design
Washer Outside Diameter: 0.443 inches maximum
Overall Height: 0.314 inches minimum and 0.329 inches maximum
Nut Style: double hexagon
Washer Thickness: 0.060 inches minimum and 0.080 inches maximum
Width Across Flats: 0.368 inches minimum and 0.377 inches maximum
Temp Rating: 800.0 fahrenheit nominal
Thread Series: unf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Material: steel comp 302 overall
Material Document And Classification: ams5637 assn std single material response overall
Precious Material: silver
Surface Treatment: silver overall
Surface Treatment Document And Classification: ams 2410 assn std single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-721-5943	No Name Available	01/01/1961

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
6784457-048	Extended Washer Self-Locking Nut
Z1837-048	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-530-9928?

The FSCG of the NSN 5310-00-530-9928 is 5310

Does the NSN 5310-00-530-9928 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-530-9928 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 5310-00-530-9928 contain precious materials?

Item contains silver.

Does NSN 5310-00-530-9928 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 5310-00-530-9928 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963