3M297-4

View detailed technical data, stock status, and sourcing information for: 3M297-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-622-8638

Item Name Code

15930

Assigment Date

03/01/1975 (51 years ago)

0.465 inches minimum and 0.475 inches maximum outside diameter, 0.140 inches minimum and 0.150 inches maximum material thickness, 0.260 inches nominal radius, 0.060 inches minimum and 0.090 inches maximum recess depth, 0.340 inches minimum and 0.344 inches maximum hole diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Hole Diameter: 0.340 inches minimum and 0.344 inches maximum
Radius: 0.260 inches nominal
Outside Diameter: 0.465 inches minimum and 0.475 inches maximum
Recess Depth: 0.060 inches minimum and 0.090 inches maximum
Material Thickness: 0.140 inches minimum and 0.150 inches maximum
Minimum Tensile Strength: 120000 pounds per square inch
Material: steel overall
Material Document And Classification: ams 5643 assn std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response overall
Style Designator: concave

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
3M297-4	Concave Washer
3M297P4	Concave Washer

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5310-00-622-8638?

The FSCG of the NSN 5310-00-622-8638 is 5310

Does the NSN 5310-00-622-8638 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-622-8638 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5310-00-622-8638 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-622-8638 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5310-00-622-8638 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Sat, Mar 1, 1975