Internal Wrench Self-locking Nut NSN 5310-00-208-7221

Item Description

A cylindrical-shaped nut, the end opposite the bearing surface being designed with an internal socket or splines for use with an inserted wrench. An integral feature is incorporated for locking on the threads of a mating member.

NSN: 5310-00-208-7221

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Features and Characteristics

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque with nonmetallic insert

Internal Drive Style

Double hexagon

Nut Style

Internal wrenching

Nut Diameter

1.250 inches

Nut Height

1.484 inches

Thread Series

Unf

Thready Qty Per Inch (tpi)

Thread Size

0.750 inches

Material

Steel comp 4130 nut

Material Specification

66 federal standard single material response nut

Surface Treatment

Cadmium nut

FSC

5310 Nuts And Washers

NIIN

002087221

NSN

5310002087221

Manufacturer Part Numbers

Part numbers registered to this national stock number.

No part numbers found for this NSN.

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 7318160000
NAICS: 332722
SITC: 69421
Description: Nuts of iron or steel
End Use (Code 12300):
Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-208-7221

What are the manufacturers of nsn 5310002087221?

Does this nsn 5310002087221 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5310002087221
A cylindrical-shaped nut, the end opposite the bearing surface being designed with an internal socket or splines for use with an inserted wrench. an integral feature is incorporated for locking on the threads of a mating member.

Does nsn 5310002087221 contain any precious metals?
Precious metal content is unknown.

Does nsn 5310002087221 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5310002087221?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

05284

FIIG:

A021A0

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
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