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2721889 — GENERATOR,ALTERNATING CURRENT

✓ Government record, cited
CATERPILLAR INC DIV CATERPILLAR DEFENSE · MOTOR
PRODUCT OVERVIEW

2721889: GENERATOR,ALTERNATING CURRENT.

The GENERATOR,ALTERNATING CURRENT is a CATERPILLAR INC DIV CATERPILLAR DEFENSE industrial component. Key specifications include SPECIFIC USE: ITEM IS DESIGNED TO ENERGIZE THE BATTERY TO POWER THE MACHINE, REGARDLESS OF OPERATING CONDITIONS AND EVEN AT LOW IDLE, SPECIAL FEATURES: MATERIAL: ALUMINUM CASTING, SPECIAL TEST FEATURES: WARNING: THIS PRODUCT CAN EXPOSE YOU TO CHEMICALS INCLUDING LEAD AND LEAD COMPOUNDS WHICH MAY BE HARMFUL, END ITEM IDENTIFICATION: 3805-01-560-2384 GRADER,ROAD,MOTORIZED, PART NAME ASSIGNED BY CONTROLLING AGENCY: ALTERNATOR. This part is cataloged in the U.S.

Government catalog under NSN 6115-01-579-5781, 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
2721889
NSN: 6115-01-579-5781
FSC: 6115 — Generators and Generator Sets, Electrical
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
SPECIFIC USEITEM IS DESIGNED TO ENERGIZE THE BATTERY TO POWER THE MACHINE, REGARDLESS OF OPERATING CONDITIONS AND EVEN AT LOW IDLE
SPECIAL FEATURESMATERIAL: ALUMINUM CASTING
SPECIAL TEST FEATURESWARNING: THIS PRODUCT CAN EXPOSE YOU TO CHEMICALS INCLUDING LEAD AND LEAD COMPOUNDS WHICH MAY BE HARMFUL
END ITEM IDENTIFICATION3805-01-560-2384 GRADER,ROAD,MOTORIZED
PART NAME ASSIGNED BY CONTROLLING AGENCYALTERNATOR
NSN6115-01-579-5781
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: 2721889 · CATERPILLAR INC DIV CATERPILLAR DEFENSE ⚠ VERIFY BEFORE ORDERING NEMA frame size determines mounting bolt pattern — not interchangeable. 56C ≠ 143T bolt pattern. C-face vs foot-mount vs flange — different mounting, same HP doesn't mean drop-in ✓ BROKER TIP TEFC = outdoor/washdown OK. ODP = dry indoor only. TENV = no external fan, explosion-proof areas. 1750 RPM = 4-pole (most common), 3450 RPM = 2-pole, 1150 RPM = 6-pole PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SPECIAL TEST FEATURES: WARNING: THIS PRODUCT CAN EXPOSE YOU TO CHEMICALS INCLUDING LEAD AND LEAD COMPOUNDS WHICH MAY BE HARMFUL
•
SPECIFIC USE: ITEM IS DESIGNED TO ENERGIZE THE BATTERY TO POWER THE MACHINE, REGARDLESS OF OPERATING CONDITIONS AND EVEN AT LOW IDLE
TECHNICAL CHARACTERISTICS
SPECIAL TEST FEATURESWARNING: THIS PRODUCT CAN EXPOSE YOU TO CHEMICALS INCLUDING LEAD AND LEAD COMPOUNDS WHICH MAY BE HARMFUL
SPECIFIC USEITEM IS DESIGNED TO ENERGIZE THE BATTERY TO POWER THE MACHINE, REGARDLESS OF OPERATING CONDITIONS AND EVEN AT LOW IDLE
SPECIAL FEATURESMATERIAL: ALUMINUM CASTING
PART NAME ASSIGNED BY CONTROLLING AGENCYALTERNATOR
END ITEM IDENTIFICATION3805-01-560-2384 GRADER,ROAD,MOTORIZED
SUBSTITUTES & CROSS-REFERENCES 1
10382618Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2721889?
2721889 is a GENERATOR,ALTERNATING CURRENT manufactured by CATERPILLAR INC DIV CATERPILLAR DEFENSE.
What parts can replace 2721889?
There is 1 known substitute for 2721889: 10382618. Substitute compatibility should be verified for your specific system.
What is the NSN for 2721889?
2721889 is cataloged in the U.S. Government catalog under NSN 6115-01-579-5781. This indicates validated use in U.S. government and defense supply chains.
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