5305-00-494-2052

Find complete technical information, availability, and procurement data for: 5305-00-494-2052
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-494-2052

Item Name Code

06657

Assigment Date

10/14/1970 (55 years ago)

A cylindrical item in which the inner or outer ring turns upon row(s) of hardened ball, bearing which roll on a raceway, thus minimizing friction. These items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. Designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. Excludes:bearing,ball,annular.

right-hand thread direction, 0.240 inches minimum and 0.260 inches maximum fastener length, 0.190 inches minimum and 0.260 inches maximum thread length, double hexagon extended washer head style, 2a thread class

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: 0.190 inches minimum and 0.260 inches maximum
Fastener Length: 0.240 inches minimum and 0.260 inches maximum
Head Style: double hexagon extended washer
Head Height: 0.220 inches minimum and 0.240 inches maximum
Width Between Flats: 0.181 inches minimum and 0.189 inches maximum
Extended Washer Diameter: 0.260 inches minimum and 0.280 inches maximum
Extended Washer Thickness: 0.030 inches minimum and 0.040 inches maximum
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 40
Hardness Rating: 247.0 brinell hultgren minimum and 341.0 brinell hultgren maximum
Screw Material: iron alloy 660
Screw Material Document And Classification: ams 5735 assn std single material response
Thread Series Designator: unf

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
MIL-C-9177	Machine Screw
MIL-DTL-9177/2	Machine Screw
MS9177-02	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-494-2052?

The FSCG of the NSN 5305-00-494-2052 is 5305

Does the NSN 5305-00-494-2052 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-494-2052 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 5305-00-494-2052 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-494-2052 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 5305-00-494-2052 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, Oct 14, 1970