PM21749

View detailed technical data, stock status, and sourcing information for: PM21749
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-042-4472

Item Name Code

14218

Assigment Date

06/10/1977 (49 years ago)

0.185 inches minimum and 0.195 inches maximum hole diameter, 0.618 inches minimum and 0.632 inches maximum outside diameter, steel overall material, cadmium overall surface treatment, dished-internal teeth style designator

Product Characteristics

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

Hole Diameter: 0.185 inches minimum and 0.195 inches maximum
Outside Diameter: 0.618 inches minimum and 0.632 inches maximum
Material: steel overall
Surface Treatment: cadmium overall
Style Designator: dished-internal teeth

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
PM21749	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-01-042-4472?

The FSCG of the NSN 5310-01-042-4472 is 5310

Does the NSN 5310-01-042-4472 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-01-042-4472 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 5310-01-042-4472 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-042-4472 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 5310-01-042-4472 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Fri, Jun 10, 1977