1004928

View detailed technical data, stock status, and sourcing information for: 1004928
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-243-4764

Item Name Code

14218

Assigment Date

11/13/1970 (55 years ago)

0.489 inches maximum outside diameter, black overall color, 35.0 rockwell c minimum and 43.0 rockwell c maximum hardness rating, 0.062 inches minimum and 0.072 inches maximum material thickness, 0.255 inches minimum and 0.263 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: 0.255 inches minimum and 0.263 inches maximum
Outside Diameter: 0.489 inches maximum
Material Thickness: 0.062 inches minimum and 0.072 inches maximum
Hardness Rating: 35.0 rockwell c minimum and 43.0 rockwell c maximum
Color: black overall
Material: steel corrosion resisting overall
Surface Treatment: oxide film overall
Surface Treatment Document And Classification: mil-c-13924 cl 4 mil spec single treatment response overall
Style Designator: split helical-right hand

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-494-1948	No Name Available	10/01/1971

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
1004928	Lock Washer
8504848-1	Lock Washer
MS35338-139B	Lock Washer
SMB6326694-2	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-00-243-4764?

The FSCG of the NSN 5310-00-243-4764 is 5310

Does the NSN 5310-00-243-4764 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-00-243-4764 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 5310-00-243-4764 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-243-4764 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 5310-00-243-4764 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, Nov 13, 1970