5310-01-078-2992

Find complete technical information, availability, and procurement data for: 5310-01-078-2992
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-078-2992

Item Name Code

14218

Assigment Date

06/10/1979 (47 years ago)

0.256 inches minimum and 0.267 inches maximum hole diameter, 0.395 inches minimum and 0.410 inches maximum outside diameter, 0.016 inches minimum and 0.020 inches maximum material thickness, 40.0 rockwell c minimum and 50.0 rockwell c maximum hardness rating, multiple launch rocket system (mlrs); armored multi-purpose vehicle (ampv) end item identification

Product Characteristics

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

Hole Diameter: 0.256 inches minimum and 0.267 inches maximum
Outside Diameter: 0.395 inches minimum and 0.410 inches maximum
Material Thickness: 0.016 inches minimum and 0.020 inches maximum
End Item Identification: multiple launch rocket system (mlrs); armored multi-purpose vehicle (ampv)
Hardness Rating: 40.0 rockwell c minimum and 50.0 rockwell c maximum
Material: steel comp 410 overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35,type 2 fed spec single treatment response or qq-p-35,type 3 fed spec single treatment response overall
Style Designator: flat internal teeth
Nondefinitive Spec/Std Data: 3 type and 2 composition

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-393-2602	No Name Available	01/01/1997

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
440-9364	Lock Washer
AA55609-135	Lock Washer
MS35333-135	Lock Washer
NASM35333-135	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-01-078-2992?

The FSCG of the NSN 5310-01-078-2992 is 5310

Does the NSN 5310-01-078-2992 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-01-078-2992 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 5310-01-078-2992 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-078-2992 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 5310-01-078-2992 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Sun, Jun 10, 1979