Finishing Washer NSN 5310-00-797-4991

Item Description

A washer or cone or disk shape with a centrally located hole, designed to accommodate a flat or oval head screw and provide additional bearing area on the material being fastened. It may or may not have a flush flange feature.

NSN: 5310-00-797-4991

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Features and Characteristics

Hole Diameter

Between 0.166 inches and 0.196 inches

Outside Diameter

Between 0.557 inches and 0.582 inches

Overall Height

0.094 inches

Recess Diameter

Between 0.332 inches and 0.342 inches

Material Thickness

0.025 inches

Hardness Rating

Between 42.0 rockwell c and 47.0 rockwell c

Recess Angle

Between 99.0 degrees and 103.0 degrees

Material

Steel

Material Specification

Mil-s-7947, cond a military specification single material response

Surface Treatment

Cadmium

Surface Treatment Specification

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

Style Designator

Finishing

FSC

5310 Nuts And Washers

NIIN

007974991

NSN

5310007974991

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

NAS1169-8

Cage Code:

25150

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 5310-00-797-4991

What are the manufacturers of nsn 5310007974991?

Duplicate Parts Co (25150)
Eriks Southwest Inc (30889)
Alvord-polk, Inc (60360)
Seastrom Manufacturing Co., Inc. (86928)
National Aerospace Standards (80205)
Lawrence Engineering And Supply Inc (04348)

Does this nsn 5310007974991 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 5310007974991
A washer or cone or disk shape with a centrally located hole, designed to accommodate a flat or oval head screw and provide additional bearing area on the material being fastened. it may or may not have a flush flange feature.

Does nsn 5310007974991 contain any precious metals?
Precious metal content is unknown.

Does nsn 5310007974991 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 5310007974991?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

15932

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