5305-00-432-4250

Find complete technical information, availability, and procurement data for: 5305-00-432-4250
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-432-4250

Item Name Code

06657

Assigment Date

05/03/1971 (55 years ago)

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes:screw, assembled washer.

0.540 inches minimum and 0.570 inches maximum thread length, flat countersunk head style, 3a thread class, right-hand thread direction, 1.065 inches minimum and 1.075 inches maximum 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: 0.540 inches minimum and 0.570 inches maximum
Fastener Length: 1.065 inches minimum and 1.075 inches maximum
Head Style: flat countersunk
Head Diameter: 0.449 inches minimum and 0.507 inches maximum
Internal Drive Style: torque set
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Screw Material: steel comp 630
Screw Material Document And Classification: ams 5643 assn std single material response
Special Features: two spring loaded plunger operated retaining balls
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
AS105-04-0430	Machine Screw
AS105-4-0430	Machine Screw
C3602-4-0430	Machine Screw
CA2755-4-0430	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-432-4250?

The FSCG of the NSN 5305-00-432-4250 is 5305

Does the NSN 5305-00-432-4250 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-432-4250 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 5305-00-432-4250 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-432-4250 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 5305-00-432-4250 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Mon, May 3, 1971