MS21225-5

View detailed technical data, stock status, and sourcing information for: MS21225-5
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-537-3920

Item Name Code

29733

Assigment Date

09/22/1974 (51 years ago)

0.313 inches minimum and 0.343 inches maximum nut height, prevailing torque all metal design locking feature, 3b thread class, slotted, hexagon nut style, right-hand thread direction

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
Nut Style: slotted, hexagon
Nut Height: 0.313 inches minimum and 0.343 inches maximum
Width Across Flats: 0.492 inches minimum and 0.502 inches maximum
Temp Rating: 800.0 fahrenheit nominal
Thread Series: unjf
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.312 inches
Bearing Surface Type: washer faced
Material: iron alloy 660 overall
Material Document And Classification: ams 5525 assn std single material response or ams 5725 assn std single material response or ams 5737 assn std single material response overall
Surface Treatment: silver overall
Surface Treatment Document And Classification: ams 2411 assn std 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
10121469	Nut,self-Locking,slotted,hexagon
5310PL2054343	Nut,self-Locking,slotted,hexagon
MS21225-5	Nut,self-Locking,slotted,hexagon
Z7764-5	Nut,self-Locking,slotted,hexagon

FAQs

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

What is the FSCG of the NSN 5310-00-537-3920?

The FSCG of the NSN 5310-00-537-3920 is 5310

Does the NSN 5310-00-537-3920 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-537-3920 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 5310-00-537-3920 contain precious materials?

Item contains silver.

Does NSN 5310-00-537-3920 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 5310-00-537-3920 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Sun, Sep 22, 1974