5305-01-087-4477

Find complete technical information, availability, and procurement data for: 5305-01-087-4477
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-087-4477

Item Name Code

01852

Assigment Date

12/18/1979 (46 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.

right-hand thread direction, 2a thread class, 0.375 inches nominal head diameter, flat chamfer head style, 0.690 inches nominal fastener length

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
Fastener Length: 0.690 inches nominal
Head Style: flat chamfer
Head Diameter: 0.375 inches nominal
Head Height: 0.150 inches nominal
First Diameter From Head: 0.165 inches nominal
Second Diameter From Head: 0.185 inches minimum and 0.187 inches maximum
Third Diameter From Head: 0.130 inches nominal
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.060 inches nominal
Distance From Largest Bearing Surface Of Head To End Of Second Diameter: 0.260 inches minimum and 0.265 inches maximum
Distance From Largest Bearing Surface Of Head To End Of Third Diameter: 0.320 inches nominal
Internal Drive Style: slot
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Externally Relieved Body Diameter Quantity: 3
Part Name Assigned By Controlling Agency: navy special project
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
904369-1	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-01-087-4477?

The FSCG of the NSN 5305-01-087-4477 is 5305

Does the NSN 5305-01-087-4477 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-087-4477 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 5305-01-087-4477 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-087-4477 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 5305-01-087-4477 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Tue, Dec 18, 1979