263746R91 — GENERATOR,ENGINE ACCESSORY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

263746R91: 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: 0.844 INCHES NOMINAL 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 2920-00-294-3931, 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

263746R91

NSN: 2920-00-294-3931
FSC: 2920 — Engine Electrical System Components, Nonaircraft
CAGE: 92679 — NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/ (USA)

SPECIFICATIONS

keyway_width	0.156 INCHES NOMINAL IN
thread_class	2A A
keyway_length	0.750 INCHES NOMINAL IN
thread_length	0.844 INCHES NOMINAL IN
thread_series	UNF
mounting_style	BRACKET MTD W/THREE MTG HOLES, TOP HOLE THREADED
submersibility	NONSUBMERSIBLE
cotter_pin_hole	INCLUDED
thread_diameter	0.625 INCHES NOMINAL IN
grounding_method	EXTERNAL
thread_direction	RIGHT-HAND
voltage_in_volts	12.0
NSN	2920-00-294-3931

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: 10.150 INCHES MINIMUM AND 10.160 INCHES MAXIMUM IN

•

GROUNDING METHOD: EXTERNAL

•

THREAD SERIES: UNF

•

DISTANCE FROM END TO KEYWAY CENTER: 1.453 INCHES NOMINAL IN

•

DISTANCE BETWEEN INSIDE SURFACES OF HINGE BRACKET: 9.026 INCHES MINIMUM AND 9.036 INCHES MAXIMUM IN

•

THREAD LENGTH: 0.844 INCHES NOMINAL 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	10.150 INCHES MINIMUM AND 10.160 INCHES MAXIMUM IN
GROUNDING METHOD	EXTERNAL
THREAD SERIES	UNF
DISTANCE FROM END TO KEYWAY CENTER	1.453 INCHES NOMINAL IN
DISTANCE BETWEEN INSIDE SURFACES OF HINGE BRACKET	9.026 INCHES MINIMUM AND 9.036 INCHES MAXIMUM IN
THREAD LENGTH	0.844 INCHES NOMINAL IN
BOTTOM MOUNTING HOLE DIAMETER	0.453 INCHES NOMINAL IN
MOUNTING STYLE	BRACKET MTD W/THREE MTG HOLES, TOP HOLE THREADED

SUBSTITUTES & CROSS-REFERENCES 2

1106821Reference document

Same NSN cross-reference

Reference document — Secondary reference

50DHReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 263746R91?

263746R91 is a GENERATOR,ENGINE ACCESSORY.

What parts can replace 263746R91?

There are 2 known substitutes for 263746R91: 1106821, 50DH. Substitute compatibility should be verified for your specific system.

What is the NSN for 263746R91?

263746R91 is cataloged in the U.S. Government catalog under NSN 2920-00-294-3931. This indicates validated use in U.S. government and defense supply chains.

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263746R91 — GENERATOR,ENGINE ACCESSORY

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