25090060

View detailed technical data, stock status, and sourcing information for: 25090060
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-543-2273

Item Name Code

18257

Assigment Date

01/01/1961 (65 years ago)

2a thread class, right-hand thread direction, 1.750 inches nominal fastener length, 1.750 inches nominal thread length, hexagon head style

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: 1.750 inches nominal
Fastener Length: 1.750 inches nominal
Head Style: hexagon
Head Height: 0.312 inches nominal
Width Between Flats: 0.750 inches nominal
End Item Identification: mrap buffalo mk2a2
Nominal Thread Diameter: 0.500 inches
Thread Quantity Per Inch: 20
Hardness Rating: 23.0 rockwell c minimum and 30.0 rockwell c maximum overall
Minimum Yield Strength: 120000 pounds per square inch
Material: steel overall
Surface Treatment: cadmium or zinc overall
Thread Series Designator: unf
Nondefinitive Spec/Std Data: 2 type and 10p style and 5 grade

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-018-1702	No Name Available	01/01/1963

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
120235	Hexagon Head Cap Screw
181702	Hexagon Head Cap Screw
1AX108	Hexagon Head Cap Screw
25090060	Hexagon Head Cap Screw
MS35298-114	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-543-2273?

The FSCG of the NSN 5305-00-543-2273 is 5305

Does the NSN 5305-00-543-2273 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-543-2273 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 5305-00-543-2273 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-543-2273 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 5305-00-543-2273 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961