2920-00-056-8474

Find complete technical information, availability, and procurement data for: 2920-00-056-8474
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2920 Nonaircraft Engine Electrical System Components

National Stock Number

2920-00-056-8474

Item Name Code

03577

Assigment Date

05/30/1967 (59 years ago)

An item consisting of an electric, direct current, motor and integral and associated components, primarily designed to crank an internal combustion engine, or a gas turbine engine until it starts operating under its own power. May include facilities for manual or mechanical actuation. Excludes:motor, engine starter, electrical; starter, motor; starter, engine (as modified); and switch, engine starter, electrical.

triangular mounting flange shape style, 2.875 inches nominal mounting hole radius, peripheral outboard gear drive w/worm shaft and torsion drive spring w/drive housing engaging mechanism style, 0.406 inches nominal mounting hole diameter, 115.0 engaging mechanism opening angular deviation in deg

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Mounting Hole Diameter: 0.406 inches nominal
Mounting Hole Radius: 2.875 inches nominal
Mounting Flange Shape Style: triangular
Engaging Mechanism Style: peripheral outboard gear drive w/worm shaft and torsion drive spring w/drive housing
Engaging Mechanism Opening Angular Deviation In Deg: 115.0
Lock Test Current Rating In Amps: 500.0
Shaft Rotation Direction: clockwise
Engaging Mechanism To Armature Positional Relationship: straight
Mounting Flange Angular Deviation In Deg: 295.0
Voltage In Volts: 12.0
Terminal Type And Quantity: 1 threaded stud

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2920-00-355-7182	No Name Available	10/06/1971

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
1113018	Electrical Engine Starter

FAQs

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

What is the FSCG of the NSN 2920-00-056-8474?

The FSCG of the NSN 2920-00-056-8474 is 2920

Does the NSN 2920-00-056-8474 have a Schedule B code assigned?

Yes, the Schedule B code is 8511400000

Does NSN 2920-00-056-8474 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 2920-00-056-8474 contain precious materials?

Precious metal content is unknown

Does NSN 2920-00-056-8474 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 2920-00-056-8474 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Tue, May 30, 1967