Convex Washer NSN 5310-00-637-3400

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 raised to form a curved or spherical contour. See also washer (1), concave. Excludes bearing, washer thrust.

NSN: 5310-00-637-3400

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Features and Characteristics

Hole Diameter

Between 0.760 inches and 0.770 inches

Outside Diameter

Between 1.240 inches and 1.250 inches

Min. Tensile Strength (psi)

150000 pounds per square inch

Hardness Rating

Between 34.0 rockwell c and 38.0 rockwell c

Surface Finish

100.0 microinches all surfaces

Special Features

45 deg, 0.075 chamfer at bore on flat surface

Heat Treatment

As fabricated

Material

Steel comp 4130

Material Specification

Mil-t-6736 military specification single material response

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416 federal specification single treatment response

Style Designator

Convex

FSC

5310 Nuts And Washers

NIIN

006373400

NSN

5310006373400

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

S1620-61545

Cage Code:

78286

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 5310-00-637-3400

What are the manufacturers of nsn 5310006373400?

Sikorsky Aircraft Corporation (78286)
Stromberg E A Co (78282)

Does this nsn 5310006373400 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5310006373400
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 raised to form a curved or spherical contour. see also washer (1), concave. excludes bearing, washer thrust.

Does nsn 5310006373400 contain any precious metals?
Precious metal content is unknown.

Does nsn 5310006373400 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5310006373400?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

15931

FIIG:

A022B0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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