Concave Washer NSN 5310-01-044-3038

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: 5310-01-044-3038

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Features and Characteristics

Hole Diameter

Between 0.325 inches and 0.335 inches

Radius

Between 0.360 inches and 0.390 inches

Outside Diameter

Between 0.515 inches and 0.525 inches

Material Thickness

Between 0.070 inches and 0.080 inches

Hardness Rating

Between 38.0 rockwell c and 42.0 rockwell c

Surface Finish

32.0 microinches counterbore wall

Material

Steel comp 630

Material Specification

Ams 5643 assn standard single material response

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

Style Designator

Concave

FSC

5310 Nuts And Washers

NIIN

010443038

NSN

5310010443038

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

K29913-4NF

Cage Code:

15653

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 5310-01-044-3038

What are the manufacturers of nsn 5310010443038?

Arconic Global Fasteners & Rings, (15653)

Does this nsn 5310010443038 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5310010443038
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 5310010443038 contain any precious metals?
Precious metal content is unknown.

Does nsn 5310010443038 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5310010443038?
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:

What do you get when you order from nationalstocknumber.org?

On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service