16085

View detailed technical data, stock status, and sourcing information for: 16085
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-725-4187

Item Name Code

18257

Assigment Date

01/01/1961 (65 years ago)

2a thread class, 1.250 inches minimum and 1.438 inches maximum thread length, right-hand thread direction, hexagon head style, 1.750 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: 1.250 inches minimum and 1.438 inches maximum
Fastener Length: 1.750 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: 120000 pounds per square inch
Hardness Rating: 23.0 rockwell c minimum and 32.0 rockwell c maximum overall
Minimum Yield Strength: 85000 pounds per square inch
Material: steel overall
Material Document And Classification: sae gr 5 assn std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec single treatment response overall
Thread Series Designator: unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-012-0235	No Name Available	09/01/1983
5305-00-018-1433	No Name Available	09/01/1967
5305-00-226-9058	No Name Available	01/01/1983
5305-00-266-6373	No Name Available	06/24/1979
5305-00-639-8056	No Name Available	11/25/1966
5305-00-835-1873	No Name Available	05/13/1967

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
16085	Hexagon Head Cap Screw
5305007254187	Hexagon Head Cap Screw
60-8-16	Hexagon Head Cap Screw
70008-114	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-725-4187?

The FSCG of the NSN 5305-00-725-4187 is 5305

Does the NSN 5305-00-725-4187 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-725-4187 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 5305-00-725-4187 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-725-4187 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 5305-00-725-4187 was assigned to the Federal Catalog?

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