B1821BH038C113N

View detailed technical data, stock status, and sourcing information for: B1821BH038C113N
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-543-2419

Item Name Code

18257

Assigment Date

01/01/1963 (63 years ago)

1.125 inches maximum thread length, 2a thread class, hexagon head style, right-hand thread direction, 1.125 inches nominal 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: 2a
Thread Direction: right-hand
Thread Length: 1.125 inches maximum
Fastener Length: 1.125 inches nominal
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
End Item Identification: mrap-rg-33 armored utility vehicle (auv); mrap buffalo mk2a2; multiple launch rocket system (mlrs); a4 bradley fighting vehicle; a3 bradley fighting vehicle
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 16
Minimum Tensile Strength: 150 pounds per square inch
Minimum Yield Strength: 120 pounds per square inch
Material: steel overall
Material Document And Classification: sae j429 grade 8 assn std single material response or astm a354 grade bd assn std single material response overall
Surface Treatment: zinc and chromate overall
Surface Treatment Document And Classification: astm b633 ty 2 sc 3 assn std single treatment response overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-010-6331	No Name Available	09/01/1983
5305-00-012-0852	No Name Available	09/01/1983
5305-00-797-2454	No Name Available	02/07/1969
5305-00-808-7129	No Name Available	01/01/1960
5305-00-837-8021	No Name Available	05/23/1966
5305-01-151-9332	No Name Available	08/01/1989
5305-01-556-3975	No Name Available	01/01/2009

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
10082525	Hexagon Head Cap Screw
13207E3409FN63	Hexagon Head Cap Screw
18257-016	Hexagon Head Cap Screw
22KP461	Hexagon Head Cap Screw
5305005432419	Hexagon Head Cap Screw
5305PL0322350	Hexagon Head Cap Screw
5315-210	Hexagon Head Cap Screw
9418823	Hexagon Head Cap Screw
AES01C375A12AW9A91	Hexagon Head Cap Screw
B1821BH038C113N	Hexagon Head Cap Screw
B1831BH038C113N	Hexagon Head Cap Screw
MS90275-61	Hexagon Head Cap Screw
MS90728-61	Hexagon Head Cap Screw
N20P25018C11	Hexagon Head Cap Screw
S172B	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-543-2419?

The FSCG of the NSN 5305-00-543-2419 is 5305

Does the NSN 5305-00-543-2419 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-543-2419 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 5305-00-543-2419 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-543-2419 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 5305-00-543-2419 was assigned to the Federal Catalog?

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