5305-01-445-0425

Find complete technical information, availability, and procurement data for: 5305-01-445-0425
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-445-0425

Item Name Code

16282

Assigment Date

05/22/1997 (29 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

flat chamfer head style, 3a thread class, 0.639 inches nominal thread length, 0.750 inches nominal fastener length, 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: 0.639 inches nominal
Fastener Length: 0.750 inches nominal
Head Style: flat chamfer
Head Diameter: 0.457 inches minimum and 0.469 inches maximum
Head Height: 0.306 inches minimum and 0.312 inches maximum
Locking Feature: patch or pellet or strip threads
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.312 inches
Width Across Flats: 0.250 inches nominal
Thread Quantity Per Inch: 18
Minimum Tensile Strength: 80000 pounds per square inch
Hardness Rating: 80.0 rockwell b nominal overall
Minimum Yield Strength: 40000 pounds per square inch
Material: nickel alloy 400 fastener
Material: plastic polyamide (nylon) locking feature
Material Document And Classification: qq-n-281 fed spec single material response fastener
Thread Series Designator: unrc

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
211052573	Socket Head Cap Screw
595-6401267 ITEM 38	Socket Head Cap Screw
6401267 FIND 38	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-445-0425?

The FSCG of the NSN 5305-01-445-0425 is 5305

Does the NSN 5305-01-445-0425 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5305-01-445-0425 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 5305-01-445-0425 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-445-0425 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 5305-01-445-0425 was assigned to the Federal Catalog?

It was assigned 29 years ago, on Thu, May 22, 1997