5310-01-381-9772

Find complete technical information, availability, and procurement data for: 5310-01-381-9772
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-381-9772

Item Name Code

05277

Assigment Date

10/26/1993 (32 years ago)

A rigid metallic item, generally circular. It may be formed of segmented arcs. It is designed to prevent leakage of air in an engine, gas turbine, nonaircraft. It may be of various cross-sectional shapes. It may have mounting facilities. It may act as a spacer but its primary function is as an air seal.

right-hand thread direction, prevailing torque all metal design locking feature, hexagon nut style, 0.365 inches minimum and 0.385 inches maximum nut height, 2b 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: 2b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Nut Style: hexagon
Nut Height: 0.365 inches minimum and 0.385 inches maximum
Width Across Flats: 0.675 inches minimum and 0.687 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.438 inches
Bearing Surface Type: chamfered or washer faced
Surface Treatment: zinc and chromate 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
33-300-078	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-381-9772?

The FSCG of the NSN 5310-01-381-9772 is 5310

Does NSN 5310-01-381-9772 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 5310-01-381-9772 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-381-9772 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 5310-01-381-9772 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Tue, Oct 26, 1993