4M9102 — GENERATOR,ENGINE ACCESSORY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

4M9102: GENERATOR,ENGINE ACCESSORY.

The GENERATOR,ENGINE ACCESSORY is a the manufacturer industrial component. Key specifications include keyway_width: 0.156 INCHES NOMINAL IN, thread_class: 2A A, keyway_length: 0.750 INCHES NOMINAL IN, thread_length: 0.730 INCHES MINIMUM AND 0.790 INCHES MAXIMUM IN, thread_series: UNF, mounting_style: BRACKET MTD W/THREE MTG HOLES, TOP HOLE THREADED. This part is cataloged in the U.S.

Government catalog under NSN 2920-00-477-3440, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

4M9102

NSN: 2920-00-477-3440
FSC: 2920 — Engine Electrical System Components, Nonaircraft
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)

SPECIFICATIONS

keyway_width	0.156 INCHES NOMINAL IN
thread_class	2A A
keyway_length	0.750 INCHES NOMINAL IN
thread_length	0.730 INCHES MINIMUM AND 0.790 INCHES MAXIMUM IN
thread_series	UNF
mounting_style	BRACKET MTD W/THREE MTG HOLES, TOP HOLE THREADED
submersibility	NONSUBMERSIBLE
furnished_items	COOLING FAN AND WOODRUFF KEY
thread_diameter	0.625 INCHES NOMINAL IN
grounding_method	EXTERNAL
thread_direction	RIGHT-HAND
voltage_in_volts	24.0
NSN	2920-00-477-3440

COMPONENT DIAGRAM

KEY FEATURES

•

DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER: 3.875 INCHES NOMINAL IN

•

SHAFT DRIVE END STYLE: STRAIGHT SHAFT END, THREADED, W/KEYWAY

•

DISTANCE BETWEEN OUTSIDE SURFACES OF HINGE BRACKET: 10.120 INCHES MINIMUM AND 10.182 INCHES MAXIMUM IN

•

GROUNDING METHOD: EXTERNAL

•

THREAD SERIES: UNF

•

DISTANCE FROM END TO KEYWAY CENTER: 1.325 INCHES NOMINAL IN

•

DISTANCE BETWEEN INSIDE SURFACES OF HINGE BRACKET: 9.020 INCHES MINIMUM AND 9.042 INCHES MAXIMUM IN

•

THREAD LENGTH: 0.730 INCHES MINIMUM AND 0.790 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER	3.875 INCHES NOMINAL IN
SHAFT DRIVE END STYLE	STRAIGHT SHAFT END, THREADED, W/KEYWAY
DISTANCE BETWEEN OUTSIDE SURFACES OF HINGE BRACKET	10.120 INCHES MINIMUM AND 10.182 INCHES MAXIMUM IN
GROUNDING METHOD	EXTERNAL
THREAD SERIES	UNF
DISTANCE FROM END TO KEYWAY CENTER	1.325 INCHES NOMINAL IN
DISTANCE BETWEEN INSIDE SURFACES OF HINGE BRACKET	9.020 INCHES MINIMUM AND 9.042 INCHES MAXIMUM IN
THREAD LENGTH	0.730 INCHES MINIMUM AND 0.790 INCHES MAXIMUM IN
BOTTOM MOUNTING HOLE DIAMETER	0.514 INCHES MINIMUM AND 0.524 INCHES MAXIMUM IN
MOUNTING STYLE	BRACKET MTD W/THREE MTG HOLES, TOP HOLE THREADED

OTHER ITEMS IN FSC 2920 — Engine Electrical System Components, Nonaircraft

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

2920-00-000-0088 2920-00-000-0183 2920-00-000-0194 2920-00-001-3474 2920-00-001-3843 2920-00-001-6184 2920-00-001-6185 2920-00-001-8891

SUBSTITUTES & CROSS-REFERENCES 2

1106971Reference document

Same NSN cross-reference

Reference document — Secondary reference

IPD4M9102Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 4M9102?

4M9102 is a GENERATOR,ENGINE ACCESSORY.

What parts can replace 4M9102?

There are 2 known substitutes for 4M9102: 1106971, IPD4M9102. Substitute compatibility should be verified for your specific system.

What is the NSN for 4M9102?

4M9102 is cataloged in the U.S. Government catalog under NSN 2920-00-477-3440. This indicates validated use in U.S. government and defense supply chains.

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4M9102 — GENERATOR,ENGINE ACCESSORY

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