5305-01-178-7396

Find complete technical information, availability, and procurement data for: 5305-01-178-7396
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-178-7396

Item Name Code

06657

Assigment Date

05/09/1984 (42 years ago)

An externally threaded fastener bent approximately 180 degrees (3.141 radians) in the shape of the letter u and with both ends threaded.

hexagon head style, 0.797 inches minimum and 0.906 inches maximum thread length, 3a thread class, 0.859 inches minimum and 0.906 inches maximum fastener length, right-hand thread direction

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: 0.797 inches minimum and 0.906 inches maximum
Fastener Length: 0.859 inches minimum and 0.906 inches maximum
Head Style: hexagon
Head Height: 0.105 inches minimum and 0.120 inches maximum
Width Between Flats: 0.305 inches minimum and 0.314 inches maximum
Hole Diameter: 0.046 inches minimum and 0.056 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.190 inches
Hole Quantity: 3
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 40.0 rockwell c maximum
Screw Material: steel comp e4340 or steel comp 8740
Screw Material Document And Classification: mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or ams 6322 assn std 2nd material response
Screw Surface Treatment: chromate and cadmium
Screw Surface Treatment Document And Classification: qq-p-416 type 2 class 2 fed spec single treatment response
Head Hole Configuration Style: hexagon corners
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1801 professional/industrial association standard

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
NAS1801-3D14	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-178-7396?

The FSCG of the NSN 5305-01-178-7396 is 5305

Does the NSN 5305-01-178-7396 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-178-7396 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 5305-01-178-7396 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-178-7396 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 5305-01-178-7396 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, May 9, 1984