5305007195221

View detailed technical data, stock status, and sourcing information for: 5305007195221
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-719-5221

Item Name Code

18257

Assigment Date

01/01/1960 (66 years ago)

1.250 inches minimum and 1.438 inches maximum thread length, right-hand thread direction, 1.500 inches nominal fastener length, hexagon head style, 2a 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: 2a
Thread Direction: right-hand
Thread Length: 1.250 inches minimum and 1.438 inches maximum
Fastener Length: 1.500 inches nominal
Head Style: hexagon
Head Height: 0.302 inches minimum and 0.323 inches maximum
Width Between Flats: 0.736 inches minimum and 0.750 inches maximum
End Item Identification: mrap buffalo mk2a2; multiple launch rocket system (mlrs); a4 bradley fighting vehicle; a3 bradley fighting vehicle
Nominal Thread Diameter: 0.500 inches
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 150000 pounds per square inch
Hardness Rating: 32.0 rockwell c minimum and 38.0 rockwell c maximum overall
Material: steel overall
Material Document And Classification: sae j429 gr 8 assn std single material response overall
Surface Treatment: zinc and chromate overall
Surface Treatment Document And Classification: astm b633 assn std single treatment response overall
Thread Series Designator: unf
Nondefinitive Spec/Std Data: 2 type and 10p style and 8 grade

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-042-6871	Hexagon Head Cap Screw	07/01/2025
5305-00-207-7096	No Name Available	12/09/1998
5306-00-256-3693	No Name Available	07/11/1971

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
10082570	Hexagon Head Cap Screw
12561434-223	Hexagon Head Cap Screw
18257039	Hexagon Head Cap Screw
5305007195221	Hexagon Head Cap Screw
5305PL0789601	Hexagon Head Cap Screw
67A219J2PC160	Hexagon Head Cap Screw
879368-00	Hexagon Head Cap Screw
A200.0229-79	Hexagon Head Cap Screw
A200022979	Hexagon Head Cap Screw
AES01F500A50AW9A91	Hexagon Head Cap Screw
B1821BH050F150N	Hexagon Head Cap Screw
MS90727-113	Hexagon Head Cap Screw
XX002-0982	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-719-5221?

The FSCG of the NSN 5305-00-719-5221 is 5305

Does the NSN 5305-00-719-5221 have a Schedule B code assigned?

Yes, the Schedule B code is 8710000090

Does NSN 5305-00-719-5221 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 5305-00-719-5221 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-719-5221 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 5305-00-719-5221 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960