12387270-97

View detailed technical data, stock status, and sourcing information for: 12387270-97
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-380-1560

Item Name Code

16282

Assigment Date

09/15/1993 (32 years ago)

A cylindrical item which may have wrenching and/or driving facilities and/or shoulders. It is designed to be inserted in a drilled, tapped or a pretapped hole, or molded or pressed into soft material to reduce the size of a tapped hole; to provide threads; to add strength, and/or to prevent stripping. It is one of the following: (1) a one-piece, flanged or unflanged, internally threaded item which may have external threads, and/or serrations around the periphery of the collar, designed to engage a serrated lock ring which is not included with the item; (2) a one-piece precision coiled wire; (3) a two-piece item consisting of an internally threaded cylinder and a mating externally threaded part; or (4) a one-piece internally threaded item whose outside diameter is tapered and/or knurled and/or with fin(s). The internal thread of the item may have a locking feature. Excludes:items having a sleeve on on its under portion which can be clinched or crimped. Excludes:bushing,machine thread; nut,plain,knurled; nut,plain,round; nut,plain,clinch and nut,self-locking,clinch. See also nut,plain,plate

0.594 inches minimum and 0.750 inches maximum thread length, 3a thread class, 0.719 inches minimum and 0.750 inches maximum fastener length, flat chamfer head style, 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: 3a
Thread Direction: right-hand
Thread Length: 0.594 inches minimum and 0.750 inches maximum
Fastener Length: 0.719 inches minimum and 0.750 inches maximum
Head Style: flat chamfer
Head Diameter: 0.550 inches minimum and 0.562 inches maximum
Head Height: 0.368 inches minimum and 0.375 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.375 inches
Width Across Flats: 0.312 inches minimum and 0.316 inches maximum
Thread Quantity Per Inch: 16
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 45.0 rockwell c maximum overall
Minimum Yield Strength: 130000 pounds per square inch
Color: olive drab overall
Material: steel comp 4140 or steel comp 4340 or steel comp 8740 or steel comp 8735 or steel comp 6150 overall
Surface Treatment: zinc and chromate overall
Surface Treatment Document And Classification: qq-z-325 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
12387270-97	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-380-1560?

The FSCG of the NSN 5305-01-380-1560 is 5305

Does the NSN 5305-01-380-1560 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-380-1560 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 5305-01-380-1560 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-380-1560 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 5305-01-380-1560 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Wed, Sep 15, 1993