AAS2525-43

View detailed technical data, stock status, and sourcing information for: AAS2525-43
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-167-3637

Item Name Code

06657

Assigment Date

01/01/1963 (63 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

0.289 inches minimum and 0.453 inches maximum thread length, right-hand thread direction, 0.969 inches minimum and 1.031 inches maximum fastener length, round extended washer head style, 3a thread class

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: 0.289 inches minimum and 0.453 inches maximum
Fastener Length: 0.969 inches minimum and 1.031 inches maximum
Head Style: round extended washer
Head Diameter: 0.427 inches minimum and 0.447 inches maximum
Head Height: 0.096 inches minimum and 0.106 inches maximum
Extended Washer Diameter: 0.490 inches minimum and 0.510 inches maximum
Extended Washer Thickness: 0.028 inches minimum and 0.033 inches maximum
Internal Drive Style: slot
End Item Identification: w/s: aircraft, c-2a (reprocured); aircraft, intruder a-6e; aircraft, hawkeye e-2c; aircraft, phantom f-4
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 125000 pounds per square inch
Screw Material: steel comp 8630 or steel comp 4037
Screw Material Document And Classification: mil-s-6050 mil spec 1st material response or ams 6300 assn std 2nd material response
Screw Surface Treatment: cadmium or zinc
Screw Surface Treatment Document And Classification: qq-p-416 fed spec 1st treatment response or qq-z-325 fed spec 2nd treatment response
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
125-2525-43	Machine Screw
125C2525-43	Machine Screw
AAS2525-43	Machine Screw
AN525-416-16	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-167-3637?

The FSCG of the NSN 5305-00-167-3637 is 5305

Does the NSN 5305-00-167-3637 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-167-3637 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 5305-00-167-3637 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-167-3637 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 5305-00-167-3637 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963