5305-00-655-9577

Find complete technical information, availability, and procurement data for: 5305-00-655-9577
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-655-9577

Item Name Code

16282

Assigment Date

01/01/1963 (63 years ago)

1.275 inches maximum thread length, 1.238 inches minimum and 1.275 inches maximum fastener length, 3a thread class, right-hand thread direction, flat chamfer 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: 3a
Thread Direction: right-hand
Thread Length: 1.275 inches maximum
Fastener Length: 1.238 inches minimum and 1.275 inches maximum
Head Style: flat chamfer
Head Diameter: 0.615 inches minimum and 0.625 inches maximum
Head Height: 0.430 inches minimum and 0.438 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.438 inches
Width Across Flats: 0.312 inches nominal
Thread Quantity Per Inch: 14
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 45.0 rockwell c maximum overall
Minimum Yield Strength: 130000 pounds per square inch
Material: steel overall
Material Document And Classification: 66 fed std single material response overall
Surface Treatment: cadmium or zinc overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed spec 1st treatment response or qq-z-325,ty 2,cl 3 fed spec 2nd 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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-00-272-6529	No Name Available	07/01/1986

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
MS35457-85	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-655-9577?

The FSCG of the NSN 5305-00-655-9577 is 5305

Does the NSN 5305-00-655-9577 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-655-9577 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 5305-00-655-9577 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-655-9577 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 5305-00-655-9577 was assigned to the Federal Catalog?

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