5310-01-056-8763

Find complete technical information, availability, and procurement data for: 5310-01-056-8763
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-056-8763

Item Name Code

05276

Assigment Date

03/03/1978 (48 years ago)

0.238 inches nominal nut height, prevailing torque all metal design locking feature, 3b thread class, right-hand thread direction, dry film lubricant lubrication

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
Nut Height: 0.238 inches nominal
Width Across Flats: 0.120 inches maximum
Thread Series: unjf
Thread Quantity Per Inch: 28
Hardness Rating: 40.0 rockwell c minimum and 44.0 rockwell c maximum
Nominal Thread Size: 0.250 inches
Bearing Surface Type: chamfered
Special Features: nut is castellated with six slots equally spaced 0.090 in. w,0.091 deep
Material: steel comp h11 overall
Material Document And Classification: ams 6487 assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: mil-c-8337,type ii,cl 2 mil 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
78238-428	Double Hexagon Self-Locking Nut
H52370-4	Double Hexagon Self-Locking Nut
ST3M749-4	Double Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-056-8763?

The FSCG of the NSN 5310-01-056-8763 is 5310

Does the NSN 5310-01-056-8763 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-056-8763 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 5310-01-056-8763 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-056-8763 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 5310-01-056-8763 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Fri, Mar 3, 1978