Convex Washer NSN 5310-01-372-9268

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: 5310-01-372-9268

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Features and Characteristics

Hole Diameter

Between 0.510 inches and 0.520 inches

Outside Diameter

Between 0.963 inches and 0.973 inches

Material Thickness

Between 0.190 inches and 0.210 inches

Hardness Rating

Between 40.0 rockwell c and 46.0 rockwell c

Surface Finish

32.0 microinches all surfaces

Special Features

Spherical radius 0.590 in. Min 0.610 in. Max, countersink diameter 0.614 in. Min 0.624 in. Max, countersink depth 0.025 in., recess angle 89 degrees min 91 degrees max

Material

Steel comp 8740 or steel comp 4130

Material Specification

Mil-s-6049 military specification 1st material response or mil-s-6750 military specification 2nd material response or mil-s-18729 military specification 2nd material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

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

Style Designator

Convex

FSC

5310 Nuts And Washers

NIIN

013729268

NSN

5310013729268

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

M45595/6-06

Cage Code:

81349

Status:

MSDS:

Part Number:

MIL-W-45595/6

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 5310-01-372-9268

What are the manufacturers of nsn 5310013729268?

Military Specifications (81349)

Does this nsn 5310013729268 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5310013729268
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 5310013729268 contain any precious metals?
No precious metal content.

Does nsn 5310013729268 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5310013729268?
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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