Concave Washer NSN 5310-00-230-7066

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: 5310-00-230-7066

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Features and Characteristics

Hole Diameter

Between 0.295 inches and 0.305 inches

Radius

Between 0.360 inches and 0.390 inches

Outside Diameter

Between 0.455 inches and 0.465 inches

Recess Diameter

Between 0.455 inches and 0.465 inches

Material Thickness

0.065 inches

Hardness Rating

Between 52.0 rockwell c and 56.0 rockwell c

Surface Finish

32.0 microinches top

Special Features

Color black

Material

Steel comp h11 or steel comp 8740 or steel comp 4130

Material Specification

Ams 6487 assn standard 1st material response or mil-s-6049 military specification 2nd material response or mil-s-6758 military specification 3rd material response or mil-s-18729 military specification 3rd 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

002307066

NSN

5310002307066

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

K29913-3S

Cage Code:

15653

Status:

MSDS:

Part Number:

942006-3

Cage Code:

60119

Status:

MSDS:

Part Number:

BACW10CA3CCS

Cage Code:

80539

Status:

MSDS:

Part Number:

70189-3S

Cage Code:

56878

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 5310-00-230-7066

What are the manufacturers of nsn 5310002307066?

Arconic Global Fasteners & Rings, (15653)
Monadnock Company, The (60119)
Sps Technologies, Llc (80539)
The Boeing Company (81205)
Sps Technologies, Llc (56878)

Does this nsn 5310002307066 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5310002307066
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 5310002307066 contain any precious metals?
Precious metal content is unknown.

Does nsn 5310002307066 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5310002307066?
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
Quality Fast Service