5310-00-262-6389

Find complete technical information, availability, and procurement data for: 5310-00-262-6389
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-262-6389

Item Name Code

05277

Assigment Date

01/01/1963 (63 years ago)

3b thread class, prevailing torque with nonmetallic insert locking feature, right-hand thread direction, 0.329 inches minimum and 0.359 inches maximum nut height, hexagon nut style

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 with nonmetallic insert
Nut Style: hexagon
Nut Height: 0.329 inches minimum and 0.359 inches maximum
Width Across Flats: 0.492 inches minimum and 0.502 inches maximum
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unc
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.312 inches
Bearing Surface Type: chamfered
Bearing Surface Finish: 125.0 microinches
Material: steel comp 1212 nut
Material Document And Classification: mil-m-20693 mil spec all material responses locking insert
Material Document And Classification: qq-s-637 fed spec single material response nut
Surface Treatment: zinc overall except insert
Surface Treatment Document And Classification: qq-z-325,ty 1,cl 3 fed spec single treatment response overall except insert

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
21E058	Hexagon Self-Locking Nut
9150693	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-262-6389?

The FSCG of the NSN 5310-00-262-6389 is 5310

Does the NSN 5310-00-262-6389 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-262-6389 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 5310-00-262-6389 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-262-6389 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 5310-00-262-6389 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963