Concave Washer NSN 5310-01-343-2372

Item Description

A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. See also washer (1), convex. Excludes washer (1), recessed and bearing, washer, thrust.

NSN: 5310-01-343-2372

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Features and Characteristics

Hole Diameter

12.0 millimeters

Radius

18.5 millimeters

Outside Diameter

21.0 millimeters

Material Thickness

4.2 millimeters

Hardness Rating

88.0 rockwell superficial 15-n

Material

Steel comp 1010 or steel comp 1011 or steel comp 1012 or steel comp 1013 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, cl 2 federal specification single treatment response

Style Designator

Concave

FSC

5310 Nuts And Washers

NIIN

013432372

NSN

5310013432372

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

D63546/8-23P

Cage Code:

81349

Status:

MSDS:

Part Number:

DOD-W-63546

Cage Code:

81349

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 5310-01-343-2372

What are the manufacturers of nsn 5310013432372?

Military Specifications (81349)

Does this nsn 5310013432372 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5310013432372
A washer which is round with a centrally located hole. one bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. see also washer (1), convex. excludes washer (1), recessed and bearing, washer, thrust.

Does nsn 5310013432372 contain any precious metals?
No precious metal content.

Does nsn 5310013432372 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5310013432372?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

15930

FIIG:

A022B0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service