Shouldered Washer NSN 5310-00-315-4948

Item Description

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes insulator, washer and thrust type washers.

NSN: 5310-00-315-4948

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Features and Characteristics

Hole Diameter

Between 0.375 inches and 0.376 inches

Shoulder Diameter

Between 0.998 inches and 0.999 inches

Outside Diameter

1.370 inches

Shoulder Height

Between 0.126 inches and 0.127 inches

Material Thickness

0.061 inches

Special Features

One hole 0.1406 in. Diameter located on flange, one hole 0.1695 in. Diameter located on flange, two holes 0.055 in. Diameter located on flange, two holes 0.164-32 unc 2b located on flange, holes are equally spaced at 60 deg, like holes are opposite each other

Color

Black

Material

Steel comp 416

Material Specification

Qq-s-764, condition a federal specification single material response

Surface Treatment

Oxide

Surface Treatment Specification

Mil-f-13924, class 2 military specification single treatment response

Style Designator

Shouldered

FSC

5310 Nuts And Washers

NIIN

003154948

NSN

5310003154948

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

62-29

Cage Code:

02622

Status:

MSDS:

Part Number:

1047528

Cage Code:

10001

Status:

MSDS:

Foreign Trade & Schedule B

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

Schedule B Number: 7318220000
NAICS: 332722
SITC: 69422
Description: Washers other than lock washers, iron or steel
End Use (Code 12300):
Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-00-315-4948

What are the manufacturers of nsn 5310003154948?

American Optical Co (02622)
Navair And Navsea Managed (10001)

Does this nsn 5310003154948 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5310003154948
A washer, round in shape, and having a centrally located hole. one bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. the thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. for items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. excludes insulator, washer and thrust type washers.

Does nsn 5310003154948 contain any precious metals?
No precious metal content.

Does nsn 5310003154948 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5310003154948?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

15934

FIIG:

A022B0

App. Key:

Cond. Code:

Status:

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