525-635-90021

View detailed technical data, stock status, and sourcing information for: 525-635-90021
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-771-7359

Item Name Code

05280

Assigment Date

01/01/1960 (66 years ago)

A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

right-hand thread direction, dry film lubricant lubrication, 3b thread class, prevailing torque all metal design locking feature, 0.098 inches minimum and 0.103 inches maximum mounting hole diameter

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
Lubrication: dry film lubricant
Mounting Hole Diameter: 0.098 inches minimum and 0.103 inches maximum
Nut Style: plate
Nut Length: 0.801 inches maximum
Nut Height: 0.281 inches maximum
Plate Thickness: 0.140 inches maximum
Plate Width: 0.350 inches minimum and 0.500 inches maximum
Nut Mounting Provision: straight holes
Mounting Hole Arrangement Style: 2 holes
Distance From Aperture Center To Mounting Hole Center: 0.276 inches minimum and 0.286 inches maximum
Center To Center Distance Between Mounting Holes Along Length: 0.560 inches minimum and 0.564 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unjf
Features Provided: floating nut
Thread Quantity Per Inch: 28
Hardness Rating: 49.0 rockwell c maximum
Nominal Thread Size: 0.250 inches
Material: iron alloy 660 overall
Material Document And Classification: ams 5732 assn std single material response or ams 5737 assn std single material response or ams 5525 assn std single material response overall
Surface Treatment: passivate overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-990-7711	No Name Available	07/30/2004
5310-01-234-8310	No Name Available	01/01/1999
5310-01-296-6469	No Name Available	10/01/1992

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
002-004214-007	Plate Self-Locking Nut
10121663	Plate Self-Locking Nut
525-635-90021	Plate Self-Locking Nut
946903-11	Plate Self-Locking Nut
946963-11	Plate Self-Locking Nut
MF5001-4	Plate Self-Locking Nut
MS21076-L4	Plate Self-Locking Nut
MS21076L4	Plate Self-Locking Nut
NAS1068C4M	Plate Self-Locking Nut
RFM20C4M	Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-771-7359?

The FSCG of the NSN 5310-00-771-7359 is 5310

Does the NSN 5310-00-771-7359 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-771-7359 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 5310-00-771-7359 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-771-7359 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 5310-00-771-7359 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960