5310-00-973-0650

Find complete technical information, availability, and procurement data for: 5310-00-973-0650
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-973-0650

Item Name Code

29725

Assigment Date

01/01/1962 (64 years ago)

castellated, hexagon nut style, prevailing torque all metal design locking feature, 0.207 inches minimum and 0.219 inches maximum nut height, 3b thread class, 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: castellated, hexagon
Nut Height: 0.207 inches minimum and 0.219 inches maximum
Width Across Flats: 0.430 inches minimum and 0.439 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 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

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-976-1820	No Name Available	01/01/1960

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
58703-428-9	Nut,self-Locking,castellated,hex
C330-428-9	Nut,self-Locking,castellated,hex
Z7637-4	Nut,self-Locking,castellated,hex

FAQs

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

What is the FSCG of the NSN 5310-00-973-0650?

The FSCG of the NSN 5310-00-973-0650 is 5310

Does the NSN 5310-00-973-0650 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-973-0650 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 5310-00-973-0650 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-973-0650 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 5310-00-973-0650 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962