MS51831-109

View detailed technical data, stock status, and sourcing information for: MS51831-109
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5325 Fastening Devices

National Stock Number

5325-00-175-4929

Item Name Code

11444

Assigment Date

12/08/1971 (54 years ago)

1.125-12 unf class 2a insert size, right-hand thread direction, 1.125 inches nominal length, 1.025 inches nominal thread length, 3b 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: 3b
Thread Direction: right-hand
Thread Length: 1.025 inches nominal
Length: 1.125 inches nominal
Insert Size: 1.125-12 unf class 2a
Internal Thread Relief Depth: 0.100 inches nominal
Full Internal Thread Length: 1.025 inches nominal
Thread Quantity Per Inch: 10
Nominal Thread Size: 0.750 inches
Material: steel comp 302 overall
Material Document And Classification: fed std 66 fed 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

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5340-01-029-7532	No Name Available	03/01/1984

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
KH9005-1011	Screw Thread Insert
KNH1210J	Screw Thread Insert
KNHL1011J	Screw Thread Insert
MS51831-109	Screw Thread Insert

FAQs

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

What is the FSCG of the NSN 5325-00-175-4929?

The FSCG of the NSN 5325-00-175-4929 is 5325

Does the NSN 5325-00-175-4929 have a Schedule B code assigned?

Yes, the Schedule B code is 9606100000

Does NSN 5325-00-175-4929 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 5325-00-175-4929 contain precious materials?

Item does not contain precious metal.

Does NSN 5325-00-175-4929 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 5325-00-175-4929 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Wed, Dec 8, 1971