5305007195270

View detailed technical data, stock status, and sourcing information for: 5305007195270
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-719-5270

Item Name Code

18257

Assigment Date

01/01/1960 (66 years ago)

right-hand thread direction, 4.000 inches nominal fastener length, hexagon head style, 2a thread class, 1.250 inches minimum and 1.438 inches maximum 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: 1.250 inches minimum and 1.438 inches maximum
Fastener Length: 4.000 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
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 ty 2 sc 3 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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-00-021-4214	No Name Available	10/21/1998
5305-00-021-6265	No Name Available	01/01/1993
5305-00-022-3715	Hexagon Head Cap Screw	07/01/2025
5305-00-057-1058	No Name Available	08/01/1979
5305-01-239-8774	No Name Available	12/01/1991

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
5305007195270	Hexagon Head Cap Screw
B1821BH050F400N	Hexagon Head Cap Screw
EE-102684	Hexagon Head Cap Screw
MS90727-123	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-719-5270?

The FSCG of the NSN 5305-00-719-5270 is 5305

Does the NSN 5305-00-719-5270 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-719-5270 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 5305-00-719-5270 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-719-5270 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 5305-00-719-5270 was assigned to the Federal Catalog?

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