FF-S-85 TY 2 ST 10P

View detailed technical data, stock status, and sourcing information for: FF-S-85 TY 2 ST 10P
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-689-3831

Item Name Code

18257

Assigment Date

02/16/1971 (55 years ago)

2a thread class, 6.812 inches minimum and 7.000 inches maximum fastener length, 2.000 inches minimum and 2.188 inches maximum thread length, right-hand thread direction, 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: 2.000 inches minimum and 2.188 inches maximum
Fastener Length: 6.812 inches minimum and 7.000 inches maximum
Head Style: hexagon
Head Height: 0.455 inches minimum and 0.483 inches maximum
Width Between Flats: 1.000 inches minimum and 1.125 inches maximum
Nominal Thread Diameter: 0.750 inches
Thread Quantity Per Inch: 16
Minimum Tensile Strength: 74000 pounds per square inch
Hardness Rating: 80.0 rockwell b minimum and 100.0 rockwell b maximum overall
Surface Finish: 63.0 microinches threads
Material: steel overall
Material Document And Classification: sae gr 2 assn std single material response overall
Surface Treatment: cadmium or zinc overall
Surface Treatment Document And Classification: qq-p-416,ty 1,cl 3 fed spec 1st treatment response or qq-z-325,ty 2,cl 3 fed spec 2nd treatment response overall
Thread Series Designator: unf

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
596430	Hexagon Head Cap Screw
FF-S-85 TY 2 ST 10P	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-689-3831?

The FSCG of the NSN 5305-00-689-3831 is 5305

Does the NSN 5305-00-689-3831 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-689-3831 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 5305-00-689-3831 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-689-3831 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 5305-00-689-3831 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Tue, Feb 16, 1971