5305-01-256-6777

Find complete technical information, availability, and procurement data for: 5305-01-256-6777
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-256-6777

Item Name Code

01852

Assigment Date

06/08/1987 (39 years ago)

right-hand thread direction, fillister head style, 0.750 inches nominal fastener length, 0.140 inches minimum and 0.172 inches maximum thread length, 2a thread class

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: 0.140 inches minimum and 0.172 inches maximum
Fastener Length: 0.750 inches nominal
Head Style: fillister
Head Diameter: 0.166 inches minimum and 0.183 inches maximum
Head Height: 0.069 inches minimum and 0.079 inches maximum
First Diameter From Head: 0.073 inches minimum and 0.083 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.578 inches minimum and 0.610 inches maximum
Point Style: flat
Internal Drive Style: slot
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Externally Relieved Body Diameter Quantity: 1
Material: steel comp 303 overall
Material Document And Classification: astm-a582 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unc

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
247AS-C1193-017	Externally Relieved Body Screw
6238-SS-0440-7	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-01-256-6777?

The FSCG of the NSN 5305-01-256-6777 is 5305

Does the NSN 5305-01-256-6777 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-256-6777 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 5305-01-256-6777 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-256-6777 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 5305-01-256-6777 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Mon, Jun 8, 1987