MS51992C643-18

View detailed technical data, stock status, and sourcing information for: MS51992C643-18
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5307 Studs

National Stock Number

5307-01-136-1814

Item Name Code

16012

Assigment Date

08/04/1982 (44 years ago)

right-hand stud thread thread direction, right-hand nut thread thread direction, +0.3497 to 0.3512 inches stud thread thread pitch diameters, 0.579 inches minimum and 0.609 inches maximum nut thread thread length, 3a nut thread thread class

Product Characteristics

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

Thread Class: 3a nut thread
Thread Pitch Diameters: +0.3497 to 0.3512 inches stud thread
Thread Direction: right-hand nut thread
Thread Direction: right-hand stud thread
Thread Length: 0.579 inches minimum and 0.609 inches maximum nut thread
Thread Length: 0.381 inches minimum and 0.451 inches maximum stud thread
Locking Feature: ring, lock serrated
Overall Length: 1.648 inches minimum and 1.718 inches maximum
Distance From Serrated Portion To Nut End: 1.110 inches minimum and 1.140 inches maximum
Distance From Serrated Portion To Stud End: 0.538 inches minimum and 0.578 inches maximum
Distance From Serrated Portion To End Of Stud Thread: 0.127 inches minimum and 0.157 inches maximum
Serration Quantity: 17
Thread Quantity Per Inch: 24 stud thread
Thread Quantity Per Inch: 28 nut thread
Hardness Rating: 277.0 brinell standard minimum
Nominal Thread Size: 0.250 inches nut thread
Nominal Thread Size: 0.375 inches stud thread
Surface Finish: 32.0 microinches nut thd
Surface Finish: 63.0 microinches shank
Serration Included Angle: 85.0 degrees minimum and 87.0 degrees maximum
Material: iron alloy 660
Material Document And Classification: ams 5737 assn std single material response
Style Designator: locked in
Thread Series Designator: unjf nut thread
Thread Series Designator: uns stud 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
10116413	Locked in Stud
MS51992C643-18	Locked in Stud
SF5902C643-18	Locked in Stud

FAQs

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

What is the FSCG of the NSN 5307-01-136-1814?

The FSCG of the NSN 5307-01-136-1814 is 5307

Does NSN 5307-01-136-1814 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 5307-01-136-1814 contain precious materials?

Item does not contain precious metal.

Does NSN 5307-01-136-1814 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 5307-01-136-1814 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Wed, Aug 4, 1982