91252A251

View detailed technical data, stock status, and sourcing information for: 91252A251
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-284-1381

Item Name Code

16282

Assigment Date

08/18/1988 (38 years ago)

0.785 inches nominal thread length, right-hand thread direction, 3a thread class, knurled no. 1 head style, 1.500 inches nominal fastener length

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: 0.785 inches nominal
Fastener Length: 1.500 inches nominal
Head Style: knurled no. 1
Head Diameter: 0.312 inches nominal
Head Height: 0.185 inches minimum and 0.190 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.190 inches
Width Across Flats: 0.156 inches nominal
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 180000 pounds per square inch
Hardness Rating: 39.0 rockwell c minimum and 45.0 rockwell c maximum overall
Color: black overall
Material: steel overall
Material Document And Classification: sae grade 8 assn std single material response overall
Surface Treatment: oxide overall
Thread Series Designator: unf

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
91252A251	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-284-1381?

The FSCG of the NSN 5305-01-284-1381 is 5305

Does the NSN 5305-01-284-1381 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-284-1381 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 5305-01-284-1381 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-284-1381 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 5305-01-284-1381 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Thu, Aug 18, 1988