Concave Washer NSN 5310-01-115-2556

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: 5310-01-115-2556

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Features and Characteristics

Hole Diameter

0.314 inches

Radius

Between 0.250 inches and 0.255 inches

Outside Diameter

Between 0.465 inches and 0.475 inches

Recess Depth

Between 0.055 inches and 0.065 inches

Material Thickness

Between 0.110 inches and 0.120 inches

Material

Steel comp 630

Material Specification

Ams 5643, cond h1025 assn standard single material response

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

011152556

NSN

5310011152556

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

KFN619B8

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 5310-01-115-2556

What are the manufacturers of nsn 5310011152556?

Arconic Global Fasteners & Rings, (15653)

Does this nsn 5310011152556 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5310011152556
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 5310011152556 contain any precious metals?
No precious metal content.

Does nsn 5310011152556 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5310011152556?
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