5310-00-432-3891

Find complete technical information, availability, and procurement data for: 5310-00-432-3891
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-432-3891

Item Name Code

29725

Assigment Date

05/14/1971 (55 years ago)

right-hand thread direction, 0.316 inches minimum and 0.328 inches maximum nut height, castellated, hexagon nut style, 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
Nut Style: castellated, hexagon
Nut Height: 0.316 inches minimum and 0.328 inches maximum
Width Across Flats: 0.616 inches minimum and 0.627 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.438 inches
Countersink Angle: 120.0 degrees nominal nut
Bearing Surface Type: chamfered
Material: steel overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 1,cl 3 fed spec 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
58703-720-27	Nut,self-Locking,castellated,hex
C330-720-27	Nut,self-Locking,castellated,hex

FAQs

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

What is the FSCG of the NSN 5310-00-432-3891?

The FSCG of the NSN 5310-00-432-3891 is 5310

Does the NSN 5310-00-432-3891 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-432-3891 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 5310-00-432-3891 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-432-3891 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 5310-00-432-3891 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, May 14, 1971