MS51831-107

View detailed technical data, stock status, and sourcing information for: MS51831-107
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-01-359-6759

Item Name Code

11444

Assigment Date

06/10/1992 (34 years ago)

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also bushing, sleeve; spacer, sleeve; and washer (as modified). Excludes:pin, hollow.

3b thread class, 0.712 inches nominal thread length, 0.8125-16 un-2a insert size, 0.797 inches minimum and 0.827 inches maximum length, right-hand thread direction

Product Characteristics

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

Thread Class: 3b
Thread Direction: right-hand
Thread Length: 0.712 inches nominal
Length: 0.797 inches minimum and 0.827 inches maximum
Insert Size: 0.8125-16 un-2a
Internal Thread Relief Depth: 0.090 inches minimum and 0.110 inches maximum
Full Internal Thread Length: 0.687 inches minimum and 0.737 inches maximum
Thread Quantity Per Inch: 12
Nominal Thread Size: 0.5625 inches
Part Name Assigned By Controlling Agency: navy special project
Material: steel corrosion resisting overall
Material Document And Classification: ams 5640 comp 303 assn std single material response or ams 5640 comp 303e assn std single material response or astm a582 comp 303 assn std single material response or astm a582 comp 303e assn std single material response or ams 5738 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Style Designator: keylock
Thread Series Designator: unjc

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
MS51831-107	Screw Thread Insert

FAQs

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

What is the FSCG of the NSN 5325-01-359-6759?

The FSCG of the NSN 5325-01-359-6759 is 5325

Does the NSN 5325-01-359-6759 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-01-359-6759 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 5325-01-359-6759 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-01-359-6759 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 5325-01-359-6759 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Wed, Jun 10, 1992