Concave Washer NSN 5310-00-062-8807

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: 5310-00-062-8807

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Features and Characteristics

Hole Diameter

Between 0.624 inches and 0.633 inches

Radius

Between 0.450 inches and 0.460 inches

Outside Diameter

0.925 inches

Recess Depth

0.130 inches

Material Thickness

0.340 inches

Hardness Rating

Between 32.0 rockwell c and 37.0 rockwell c

Surface Finish

63.0 microinches top

Special Features

Bottom serrated

Material

Steel comp 4340 or steel comp e4340

Material Specification

Mil-s-5000, cond c military specification all material responses

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

000628807

NSN

5310000628807

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

10560158-5

Cage Code:

18876

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 5310-00-062-8807

What are the manufacturers of nsn 5310000628807?

U S Army Aviation And Missile (18876)

Does this nsn 5310000628807 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5310000628807
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 5310000628807 contain any precious metals?
No precious metal content.

Does nsn 5310000628807 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5310000628807?
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
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