5305-01-683-8739

Find complete technical information, availability, and procurement data for: 5305-01-683-8739
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-683-8739

Item Name Code

06672

Assigment Date

10/10/2019 (6 years ago)

An item consisting of springs, o-rings, plungers and miscellaneous internal and external parts that provide atomized fuel at specific pressure(s) to engine combustion chambers. It may include nozzle, fuel injection.

right-hand thread direction, 3a thread class, headless (setscrew) head style, 0.428 inches minimum and 0.448 inches maximum fastener length, 0.398 inches nominal thread 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: 3a
Thread Direction: right-hand
Thread Length: 0.398 inches nominal
Fastener Length: 0.428 inches minimum and 0.448 inches maximum
Head Style: headless (setscrew)
Point Length: 0.040 inches nominal
Point Diameter: 0.103 inches minimum and 0.109 inches maximum
Point Style: half dog
Internal Drive Style: hexagon
End Item Identification: b-52 aircraft
Nominal Thread Diameter: 0.1640 inches
Width Across Flats: 0.0781 inches minimum and 0.0791 inches maximum
Thread Quantity Per Inch: 32
Material: steel corrosion resisting overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: ams2700, method 1, class 4 assn std 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
AN565EC8H7	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-01-683-8739?

The FSCG of the NSN 5305-01-683-8739 is 5305

Does the NSN 5305-01-683-8739 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-683-8739 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 5305-01-683-8739 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-683-8739 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 5305-01-683-8739 was assigned to the Federal Catalog?

It was assigned 6 years ago, on Thu, Oct 10, 2019