5305-01-377-9986

Find complete technical information, availability, and procurement data for: 5305-01-377-9986
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-377-9986

Item Name Code

01852

Assigment Date

08/04/1993 (32 years ago)

A metallic or nonmetallic item which is rigid, flat and generally smooth. Its thickness is small in comparison to its length and width. It is designed for mounting one or more items and may have drilled or threaded holes or other facilities for mounting to a supporting object or surface. See support,as modified. Do not use if a more specific name applies.

0.390 inches nominal thread length, hexagon extended washer head style, right-hand thread direction, 2a thread class, 0.470 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
Thread Length: 0.390 inches nominal
Fastener Length: 0.470 inches nominal
Head Style: hexagon extended washer
Head Height: 0.160 inches nominal
Width Between Flats: 0.500 inches nominal
Extended Washer Diameter: 0.440 inches nominal
Extended Washer Thickness: 0.010 inches minimum and 0.030 inches maximum
First Diameter From Head: 0.300 inches minimum and 0.310 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.310 inches minimum and 0.340 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Externally Relieved Body Diameter Quantity: 2
Material: nickel alloy 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
563-6404329-61	Externally Relieved Body Screw
563-7409379-61	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-01-377-9986?

The FSCG of the NSN 5305-01-377-9986 is 5305

Does the NSN 5305-01-377-9986 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5305-01-377-9986 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 5305-01-377-9986 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-377-9986 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 5305-01-377-9986 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Wed, Aug 4, 1993