17121R3

Electrical Engine Starter

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.

direct jaw drive w/friction clutch engaging mechanism style, 6 mounting hole quantity, 0.410 inches nominal mounting hole diameter, round with holes equally spaced mounting flange shape style, 2.500 inches nominal mounting hole radius

Basic Details

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NSN

2925-00-141-9746

NIIN

00-141-9746

Item Name

Electrical Engine Starter

Part Number

17121R3

Active

Federal Supply Class

2925 - Aircraft Prime Moving Engine Electrical System Components

Federal Supply Group

Engine Accessories

Assigment Date

01/01/1963 (63 years ago)

Item Name Code

03577

Technical Specifications

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Mounting Hole Diameter: 0.410 inches nominal
Mounting Hole Quantity: 6
Mounting Hole Radius: 2.500 inches nominal
Mounting Flange Shape Style: round with holes equally spaced
Engaging Mechanism Style: direct jaw drive w/friction clutch
Shaft Rotation Direction: counterclockwise
Engaging Mechanism To Armature Positional Relationship: straight
Features Provided: submersible and gear reduction
Voltage In Volts: 28.0
Terminal Type And Quantity: 1 threaded stud

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Cross Referenced Parts

Our Cross-Referenced Parts section helps you quickly locate compatible or equivalent aerospace electrical components for: 17121R3

Part Number	CAGE	Manufacturer	RNCC	RNVC	RNAAC
17121R3	31435	Lucas Aerospace Power Equipment Corporation	5	9	XX
17121R3	3CPE0	Safran Power Usa Llc	C	1	ZZ
JH17121R3	31435	Lucas Aerospace Power Equipment Corporation	3	9	XX
JH17121R3	3CPE0	Safran Power Usa Llc	C	1	ZZ
JH6BFSR3M	31435	Lucas Aerospace Power Equipment Corporation	5	9	XX
JH6BFSR3M	3CPE0	Safran Power Usa Llc	C	1	ZZ

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