1838845C1

View detailed technical data, stock status, and sourcing information for: 1838845C1
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5307 Studs

National Stock Number

5307-01-556-7345

Item Name Code

15946

Assigment Date

10/04/2007 (18 years ago)

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

20.8 millimeters nominal extended washer diameter, mrap - unique nsn - used on 2 mrap variants; mrap - maxxpro dash iss w/ogpk and w/crows end item identification, bolt,stud (metric) part name assigned by controlling agency, 12.5 millimeters minimum and 13.0 millimeters maximum distance across flats, stud, metric special features

Product Characteristics

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

Extended Washer Diameter: 20.8 millimeters nominal
End Item Identification: mrap - unique nsn - used on 2 mrap variants; mrap - maxxpro dash iss w/ogpk and w/crows
Distance Across Flats: 12.5 millimeters minimum and 13.0 millimeters maximum
Part Name Assigned By Controlling Agency: bolt,stud (metric)
Special Features: stud, metric
Material: steel
Material Document And Classification: ems a-31, part 1 mfr ref 2nd material response
Surface Treatment: zinc overall
Surface Treatment Document And Classification: ems g-20, class 5a mfr ref 2nd treatment response overall
Style Designator: shouldered
Thread Series Designator: iso m nut thread

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
1838845C1	Shouldered Stud

FAQs

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

What is the FSCG of the NSN 5307-01-556-7345?

The FSCG of the NSN 5307-01-556-7345 is 5307

Does the NSN 5307-01-556-7345 have a Schedule B code assigned?

Yes, the Schedule B code is 8710000090

Does NSN 5307-01-556-7345 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 5307-01-556-7345 contain precious materials?

Item does not contain precious metal.

Does NSN 5307-01-556-7345 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 5307-01-556-7345 was assigned to the Federal Catalog?

It was assigned 18 years ago, on Thu, Oct 4, 2007