Concave Washer NSN 5310-01-468-1694

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: 5310-01-468-1694

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Features and Characteristics

Hole Diameter

Between 0.253 inches and 0.263 inches

Radius

Between 0.218 inches and 0.238 inches

Outside Diameter

Between 0.390 inches and 0.400 inches

Recess Depth

Between 0.004 inches and 0.014 inches

Material Thickness

Between 0.062 inches and 0.082 inches

End Application

Hc130n nvis aircraft

Hardness Rating

Between 40.0 rockwell c and 46.0 rockwell c

Surface Finish

32.0 microinches inner

Material

Steel comp 4130 or steel comp 8740

Surface Treatment

Cadmium

Style Designator

Concave

FSC

5310 Nuts And Washers

NIIN

014681694

NSN

5310014681694

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

M45595/7-01

Cage Code:

81349

Status:

MSDS:

Part Number:

MIL-W-45595/7

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 5310-01-468-1694

What are the manufacturers of nsn 5310014681694?

Military Specifications (81349)

Does this nsn 5310014681694 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5310014681694
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 5310014681694 contain any precious metals?
No precious metal content.

Does nsn 5310014681694 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5310014681694?
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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