5310-00-257-7348

Find complete technical information, availability, and procurement data for: 5310-00-257-7348
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-257-7348

Item Name Code

15933

Assigment Date

06/22/1973 (53 years ago)

0.175 inches minimum and 0.185 inches maximum recess diameter, 0.137 inches minimum and 0.143 inches maximum hole diameter, 0.210 inches minimum and 0.240 inches maximum recess depth, 0.040 inches minimum and 0.050 inches maximum material thickness, 0.224 inches minimum and 0.244 inches maximum outside 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: 0.137 inches minimum and 0.143 inches maximum
Outside Diameter: 0.224 inches minimum and 0.244 inches maximum
Recess Diameter: 0.175 inches minimum and 0.185 inches maximum
Recess Depth: 0.210 inches minimum and 0.240 inches maximum
Material Thickness: 0.040 inches minimum and 0.050 inches maximum
Hardness Rating: 58.0 rockwell c minimum and 60.0 rockwell c maximum
Recess Angle: 90.0 degrees nominal
Material: steel comp 440c overall
Material Document And Classification: fed-std-66 fed std all material responses or qq-s-763,cond a fed spec all material responses overall
Surface Treatment: passivate or nickel or gold overall
Surface Treatment Document And Classification: qq-p-35,type 3 fed spec 1st treatment response or qq-n-290 class 1,grade c fed spec 2nd treatment response or mil-g-45204,type 1 grade c,class 3 mil spec 3rd treatment response overall
Style Designator: recessed

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
7232217-01	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-257-7348?

The FSCG of the NSN 5310-00-257-7348 is 5310

Does the NSN 5310-00-257-7348 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-257-7348 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 5310-00-257-7348 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-257-7348 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 5310-00-257-7348 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Fri, Jun 22, 1973