5310-00-688-1434

Find complete technical information, availability, and procurement data for: 5310-00-688-1434
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-688-1434

Item Name Code

29729

Assigment Date

01/01/1963 (63 years ago)

prevailing torque all metal design locking feature, 0.308 inches minimum and 0.328 inches maximum overall height, right-hand thread direction, 0.420 inches minimum and 0.430 inches maximum washer outside diameter, 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: 0.420 inches minimum and 0.430 inches maximum
Overall Height: 0.308 inches minimum and 0.328 inches maximum
Nut Style: double hexagon
Washer Thickness: 0.045 inches nominal
Width Across Flats: 0.306 inches minimum and 0.315 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Material: steel comp 601 overall
Material Document And Classification: ams 6304 assn std single material response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-054-2335	No Name Available	10/01/1991
5310-00-914-2872	No Name Available	04/01/1992

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
5008M57P2	Extended Washer Self-Locking Nut
54405-428-S37	Extended Washer Self-Locking Nut
578C194P1	Extended Washer Self-Locking Nut
578C194P2	Extended Washer Self-Locking Nut
K19062-4	Extended Washer Self-Locking Nut
LH3610-048	Extended Washer Self-Locking Nut
LH6264-048	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-688-1434?

The FSCG of the NSN 5310-00-688-1434 is 5310

Does the NSN 5310-00-688-1434 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-688-1434 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 5310-00-688-1434 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-688-1434 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 5310-00-688-1434 was assigned to the Federal Catalog?

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