B1821BH038C188N

View detailed technical data, stock status, and sourcing information for: B1821BH038C188N
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-453-8145

Item Name Code

18257

Assigment Date

03/11/1998 (28 years ago)

A mechanical power-transmiting device, not for aircraft application, designed to create controlled force in the form of linear or rotational movement. Excludes:actuator, mechanical, aircraft

2a thread class, 1.840 inches minimum and 1.880 inches maximum fastener length, hexagon head style, right-hand thread direction, 1.000 inches minimum thread 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: 2a
Thread Direction: right-hand
Thread Length: 1.000 inches minimum
Fastener Length: 1.840 inches minimum and 1.880 inches maximum
Head Style: hexagon
Head Height: 0.226 inches minimum and 0.243 inches maximum
Width Between Flats: 0.551 inches minimum and 0.562 inches maximum
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 16
Material: steel overall
Material Document And Classification: castm a354 gr8 assn std single material response overall
Surface Treatment: zinc and chromate overall
Surface Treatment Document And Classification: astm b633 fe/zn5 assn std single treatment response overall
Thread Series Designator: unc

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
B1821BH038C188N	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-453-8145?

The FSCG of the NSN 5305-01-453-8145 is 5305

Does the NSN 5305-01-453-8145 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-453-8145 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 5305-01-453-8145 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-453-8145 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 5305-01-453-8145 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Wed, Mar 11, 1998