5305-01-149-5537

Find complete technical information, availability, and procurement data for: 5305-01-149-5537
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-149-5537

Item Name Code

22846

Assigment Date

03/22/1983 (43 years ago)

A circular metal item specifically designed to be attached to the engine crankshaft. Its primary function is to counteract variable torque and reduce the fluctuations of an internal combustion engine, during changes of speed. It may have a ring gear, cooling fan, permanent magnets, and/or the like. Excludes:engine crankshaft dampers.

0.281 inches minimum and 0.286 inches maximum first shoulder shoulder diameter, 2a thread class, right-hand thread direction, fillister head style, 0.125 inches nominal first shoulder shoulder 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
Head Style: fillister
Shoulder Diameter: 0.281 inches minimum and 0.286 inches maximum first shoulder
Shoulder Length: 0.125 inches nominal first shoulder
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Hardness Rating: 32.0 rockwell c minimum and 36.0 rockwell c maximum overall
Shoulder Shape: round first shoulder
Material: steel comp 4130 overall
Material Document And Classification: aisi4130 assn std single material response overall
Surface Treatment: phosphate overall
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
5830086	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-01-149-5537?

The FSCG of the NSN 5305-01-149-5537 is 5305

Does the NSN 5305-01-149-5537 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-149-5537 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 5305-01-149-5537 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-149-5537 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 5305-01-149-5537 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Tue, Mar 22, 1983