Concave Washer NSN 5310-00-868-5526

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: 5310-00-868-5526

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Features and Characteristics

Hole Diameter

0.810 inches

Radius

0.650 inches

Outside Diameter

Between 1.198 inches and 1.208 inches

Recess Depth

0.132 inches

Material Thickness

0.234 inches

Hardness Rating

Between 34.0 rockwell c and 41.0 rockwell c

Surface Finish

63.0 microinches top

Part Name Assigned By Controlling Agency

Navy special project

Material

Steel comp 1042

Material Specification

66 federal standard single material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, cl 3 federal specification single treatment response

Style Designator

Concave

FSC

5310 Nuts And Washers

NIIN

008685526

NSN

5310008685526

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

00648-6

Cage Code:

14153

Status:

MSDS:

Part Number:

2935-10

Cage Code:

72962

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 5310-00-868-5526

What are the manufacturers of nsn 5310008685526?

Defense Logistics Agency (14153)
Harvard Industries Inc (72962)

Does this nsn 5310008685526 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5310008685526
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 5310008685526 contain any precious metals?
Precious metal content is unknown.

Does nsn 5310008685526 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5310008685526?
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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