AESZAM08B025WB6A81

View detailed technical data, stock status, and sourcing information for: AESZAM08B025WB6A81
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-473-6573

Item Name Code

06657

Assigment Date

04/12/2000 (26 years ago)

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

hexagon head style, 25.0 millimeters nominal fastener length, 22.5 millimeters minimum and 27.5 millimeters maximum thread length, 5.2 millimeters minimum and 6.0 millimeters maximum head height, 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 Direction: right-hand
Thread Length: 22.5 millimeters minimum and 27.5 millimeters maximum
Fastener Length: 25.0 millimeters nominal
Head Style: hexagon
Head Height: 5.2 millimeters minimum and 6.0 millimeters maximum
Width Between Flats: 12.73 millimeters minimum and 13.00 millimeters maximum
Internal Drive Style: w/o internal drive
End Item Identification: 4320-01-437-3161, protective mask
Nominal Thread Diameter: 8.0 millimeters
Thread Pitch In Millimeters: 1.25
External Thread Tolerance Class: 6g
Screw Material: steel property class 9.8
Screw Surface Treatment: zinc
Screw Surface Treatment Document And Classification: astm b633,type ii assn std single treatment response
Thread Series Designator: m

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
AESZA08B025WB6A81	Machine Screw
AESZAM08B025WB6A81	Machine Screw
B1867BD080250	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-473-6573?

The FSCG of the NSN 5305-01-473-6573 is 5305

Does the NSN 5305-01-473-6573 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-473-6573 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 5305-01-473-6573 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-473-6573 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 5305-01-473-6573 was assigned to the Federal Catalog?

It was assigned 26 years ago, on Wed, Apr 12, 2000