5305-01-131-4355

Find complete technical information, availability, and procurement data for: 5305-01-131-4355
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-131-4355

Item Name Code

06657

Assigment Date

05/11/1982 (44 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

0.364 inches nominal thread length, right-hand thread direction, 1.640 inches minimum and 1.687 inches maximum fastener length, hexagon head style, 3a 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: 3a
Thread Direction: right-hand
Thread Length: 0.364 inches nominal
Fastener Length: 1.640 inches minimum and 1.687 inches maximum
Head Style: hexagon
Head Height: 0.140 inches minimum and 0.172 inches maximum
Width Between Flats: 0.428 inches minimum and 0.440 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 125000 pounds per square inch
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum
Screw Material: steel corrosion resisting
Screw Material Document And Classification: mil-s-18732 mil spec single material response
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
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
580R869H27	Machine Screw
6751-SS-2528-7	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-131-4355?

The FSCG of the NSN 5305-01-131-4355 is 5305

Does the NSN 5305-01-131-4355 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-131-4355 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 5305-01-131-4355 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-131-4355 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 5305-01-131-4355 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Tue, May 11, 1982