5305000712506

View detailed technical data, stock status, and sourcing information for: 5305000712506
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-071-2506

Item Name Code

18257

Assigment Date

01/01/1963 (63 years ago)

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

0.469 inches minimum and 0.500 inches maximum fastener length, 0.344 inches minimum and 0.500 inches maximum thread length, hexagon head style, 2a thread class, right-hand thread direction

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: 0.344 inches minimum and 0.500 inches maximum
Fastener Length: 0.469 inches minimum and 0.500 inches maximum
Head Style: hexagon
Head Height: 0.150 inches minimum and 0.163 inches maximum
Width Between Flats: 0.428 inches minimum and 0.438 inches maximum
End Item Identification: logistics support vessel (lsv)
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 150000 pounds per square inch
Surface Finish: 63.0 microinches threads
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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-00-004-3121	No Name Available	06/13/1973
5305-00-008-2080	No Name Available	06/13/1973
5305-00-933-9884	No Name Available	04/07/1971
5305-01-148-9776	No Name Available	01/01/1985
5305-01-154-0743	No Name Available	01/01/1985
5305-01-194-8739	No Name Available	12/01/1991
5306-01-229-6259	No Name Available	10/01/1992
5305-01-422-0020	No Name Available	12/01/2000
5305-01-556-3968	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:

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18257-001	Hexagon Head Cap Screw
303839	Hexagon Head Cap Screw
326-0008-000	Hexagon Head Cap Screw
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5305000712506	Hexagon Head Cap Screw
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900282	Hexagon Head Cap Screw
91236A537	Hexagon Head Cap Screw
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P326-0008-000	Hexagon Head Cap Screw
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WG103759	Hexagon Head Cap Screw
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FAQs

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

What is the FSCG of the NSN 5305-00-071-2506?

The FSCG of the NSN 5305-00-071-2506 is 5305

Does the NSN 5305-00-071-2506 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-071-2506 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 5305-00-071-2506 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-071-2506 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 5305-00-071-2506 was assigned to the Federal Catalog?

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