5305-01-197-4647

Find complete technical information, availability, and procurement data for: 5305-01-197-4647
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-197-4647

Item Name Code

18257

Assigment Date

12/21/1984 (41 years ago)

right-hand thread direction, 1.334 inches minimum and 1.500 inches maximum thread length, 2a thread class, 1.438 inches minimum and 1.500 inches maximum fastener length, hexagon head style

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: 1.334 inches minimum and 1.500 inches maximum
Fastener Length: 1.438 inches minimum and 1.500 inches maximum
Head Style: hexagon
Head Height: 0.226 inches minimum and 0.243 inches maximum
Width Between Flats: 0.551 inches minimum and 0.563 inches maximum
Shank Unthreaded Hole Diameter: 0.105 inches minimum and 0.113 inches maximum first hole
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 70000 pounds per square inch
Hardness Rating: 235.0 brinell standard maximum overall
Minimum Yield Strength: 40000 pounds per square inch
Distance From Head Largest Bearing Surface To Shank Hole Center: 1.272 inches minimum and 1.354 inches maximum first hole
Material: steel comp 410 or steel comp 416 or steel comp 430 overall
Material Document And Classification: 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
Thread Series Designator: unf
Nondefinitive Spec/Std Data: 2 type and 10p style

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
MS51110-62	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-197-4647?

The FSCG of the NSN 5305-01-197-4647 is 5305

Does the NSN 5305-01-197-4647 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-197-4647 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 5305-01-197-4647 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-197-4647 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 5305-01-197-4647 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Fri, Dec 21, 1984