B18231B16025N

View detailed technical data, stock status, and sourcing information for: B18231B16025N
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-497-7302

Item Name Code

18257

Assigment Date

06/03/2002 (24 years ago)

A housing which encloses the crankshaft and connecting rods of certain types of reciprocating engines. See also engine block as modified and oil, pan.

hexagon head style, 25.0 millimeters nominal fastener length, 25.0 millimeters nominal thread length, right-hand thread direction, 9.7 millimeters nominal head height

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: 25.0 millimeters nominal
Fastener Length: 25.0 millimeters nominal
Head Style: hexagon
Head Height: 9.7 millimeters nominal
Width Between Flats: 27.6 millimeters nominal
End Item Identification: interim armored vehicle (iav), contractor logistics support (cls)
Nominal Thread Diameter: 16.0 millimeters
Thread Pitch In Millimeters: 2.5
Part Name Assigned By Controlling Agency: metric hex head cap screw
Color: natural overall
Material: steel overall
Surface Treatment: zinc overall
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
AES07M16E025CG9A81	Hexagon Head Cap Screw
B18.2.3.1	Hexagon Head Cap Screw
B18231B16025N	Hexagon Head Cap Screw
G19231B16025N	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-497-7302?

The FSCG of the NSN 5305-01-497-7302 is 5305

Does the NSN 5305-01-497-7302 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-497-7302 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 5305-01-497-7302 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-497-7302 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 5305-01-497-7302 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Mon, Jun 3, 2002