Concave Washer NSN 5310-00-163-7712

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: 5310-00-163-7712

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Features and Characteristics

Hole Diameter

Between 0.520 inches and 0.530 inches

Radius

Between 0.485 inches and 0.515 inches

Outside Diameter

Between 0.795 inches and 0.805 inches

Material Thickness

0.140 inches

Hardness Rating

Between 36.0 rockwell c and 44.0 rockwell b

Surface Finish

32.0 microinches top

Special Features

Color black

Material

Steel

Material Specification

Ams 6487 assn standard single material response or mil-s-6049 military specification single material response or mil-s-6758 military specification single material response or mil-s-18729 military specification single material response

Surface Treatment

Nickel and cadmium

Surface Treatment Specification

Ams 2416 assn standard 1st treatment response and ams 2416 assn standard 2nd treatment response

Style Designator

Concave

Specification Data

81205-bacw10ca manufacturers standard

FSC

5310 Nuts And Washers

NIIN

001637712

NSN

5310001637712

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

70189-6S

Cage Code:

56878

Status:

MSDS:

Part Number:

K29913-6S

Cage Code:

15653

Status:

MSDS:

Part Number:

942006-6

Cage Code:

60119

Status:

MSDS:

Part Number:

BACW10CA6CCS

Cage Code:

81205

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 5310-00-163-7712

What are the manufacturers of nsn 5310001637712?

Sps Technologies, Llc (56878)
Arconic Global Fasteners & Rings, (15653)
Monadnock Company, The (60119)
The Boeing Company (81205)

Does this nsn 5310001637712 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5310001637712
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 5310001637712 contain any precious metals?
Precious metal content is unknown.

Does nsn 5310001637712 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5310001637712?
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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Certificate of Conformance
Quality Inspected Parts
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