MS51109-137

View detailed technical data, stock status, and sourcing information for: MS51109-137
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-866-0011

Item Name Code

18257

Assigment Date

10/25/1967 (58 years ago)

1.500 inches minimum thread length, hexagon head style, 1.500 inches nominal fastener length, right-hand thread direction, 2a 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: 2a
Thread Direction: right-hand
Thread Length: 1.500 inches minimum
Fastener Length: 1.500 inches nominal
Head Style: hexagon
Head Height: 0.378 inches minimum and 0.403 inches maximum
Width Between Flats: 0.922 inches minimum and 0.937 inches maximum
Shank Unthreaded Hole Diameter: 0.140 inches nominal first hole
Nominal Thread Diameter: 0.625 inches
Thread Quantity Per Inch: 11
Distance From Head Largest Bearing Surface To Shank Hole Center: 1.312 inches nominal first hole
Material: steel comp 410 or steel comp 416 or steel comp 430 overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unc

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
MS51109-137	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-866-0011?

The FSCG of the NSN 5305-00-866-0011 is 5305

Does the NSN 5305-00-866-0011 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-866-0011 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 5305-00-866-0011 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-866-0011 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 5305-00-866-0011 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, Oct 25, 1967