Extended Washer Self-locking Nut NSN 5310-01-388-7956

Item Description

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

NSN: 5310-01-388-7956

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Features and Characteristics

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Washer Outside Diameter

0.420 inches

Lubrication

Dry film lubricant

Overall Height

Between 0.173 inches and 0.203 inches

Nut Style

Slotted hexagon

Washer Thickness

0.020 inches

Width Across Flats

Between 0.305 inches and 0.315 inches

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Thread Size

0.250 inches

Criticality Code Justification

Feat

Special Features

Safety critical thread per federal standard h28/20 system 22

Material

Steel comp 1035 or steel comp 1042 or steel comp 1137 or steel comp 4027 or steel comp 4037 or steel comp 8740

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, ty2, cl2 federal specification single treatment response

FSC

5310 Nuts And Washers

NIIN

013887956

NSN

5310013887956

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

02378-1

Cage Code:

14153

Status:

MSDS:

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 5310-01-388-7956

What are the manufacturers of nsn 5310013887956?

Defense Logistics Agency (14153)

Does this nsn 5310013887956 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5310013887956
A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. an integral feature is incorporated for locking on the threads of a mating member.

Does nsn 5310013887956 contain any precious metals?
No precious metal content.

Does nsn 5310013887956 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5310013887956?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

29730

FIIG:

A021A0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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