5305-01-177-0851

Find complete technical information, availability, and procurement data for: 5305-01-177-0851
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-177-0851

Item Name Code

01852

Assigment Date

04/19/1984 (42 years ago)

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes:screw, assembled washer.

3a thread class, 0.371 inches minimum and 0.385 inches maximum head diameter, 0.130 inches minimum and 0.135 inches maximum first diameter from head, right-hand thread direction, flat countersunk 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
Head Style: flat countersunk
Head Diameter: 0.371 inches minimum and 0.385 inches maximum
First Diameter From Head: 0.130 inches minimum and 0.135 inches maximum
Point Style: oval
Internal Drive Style: offset cruciform (torque set)
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 260000 pounds per square inch
Hardness Rating: 51.0 rockwell c minimum and 53.0 rockwell c maximum overall
Countersink Angle: 100.0 degrees nominal
Externally Relieved Body Diameter Quantity: 1
Material: steel comp h11 overall
Material Document And Classification: ams 6487 assn std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: mil-c-8837 mil spec single treatment response overall
Thread Series Designator: unjf

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
69403-1	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-01-177-0851?

The FSCG of the NSN 5305-01-177-0851 is 5305

Does the NSN 5305-01-177-0851 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-177-0851 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 5305-01-177-0851 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-177-0851 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 5305-01-177-0851 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Thu, Apr 19, 1984