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HPJ4991 ✓ Verified by PartsTable
— · MOTOR
WHAT YOU NEED TO KNOW
NEMA frame determines mounting bolt pattern TEFC for outdoor, ODP for dry indoor only
C-face vs foot-mount — different mounting
PRODUCT OVERVIEW

The HPJ4991 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-01-365-4266, 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
HPJ4991
NSN: 6105-01-365-4266
FSC: 6105
CAGE: 0HB82 — SIEMENS ENERGY AND AUTOMATION INC (USA)
SPECIFICATIONS
Part NumberHPJ4991
NSN6105-01-365-4266
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: HPJ4991 · OEM ⚠ 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
•
ENCLOSURE FEATURE: TOTALLY ENCLOSED
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
ROTOR SPEED RATING IN RPM: 3600.0 SINGLE NO LOAD
•
PHASE: THREE INPUT
•
POWER RATING: 30.000 HORSEPOWER OUTPUT
•
FREQUENCY IN HERTZ: 60.0 INPUT
•
DUTY CYCLE: CONTINUOUS
•
INCLOSURE SPECIFICATION: NEMA
TECHNICAL CHARACTERISTICS (FLIS)
ENCLOSURE FEATURETOTALLY ENCLOSED
CRITICALITY CODE JUSTIFICATIONFEAT
ROTOR SPEED RATING IN RPM3600.0 SINGLE NO LOAD
PHASETHREE INPUT
POWER RATING30.000 HORSEPOWER OUTPUT
FREQUENCY IN HERTZ60.0 INPUT
DUTY CYCLECONTINUOUS
INCLOSURE SPECIFICATIONNEMA
SPECIAL FEATURESMEETS OR EXCEEDS NEMA MG1 LATEST REVISION FOR ENERGY EFFICIENT SEVERE DUTY
CONNECTION TYPE AND VOLTAGE RATING IN VOLTS460.0 LINE TO LINE SINGLE INPUT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
5845Upgraded Successor
successor cross-reference
successor
1935143Interchangeable
interchangeable cross-reference
interchangeable
9T35Y2346Interchangeable
interchangeable cross-reference
interchangeable
77C709261P2Interchangeable
interchangeable cross-reference
interchangeable
77C709261P002Interchangeable
interchangeable cross-reference
interchangeable
394896Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HPJ4991?
HPJ4991 is a HPJ4991.
What parts can replace HPJ4991?
There are 22 known substitutes for HPJ4991: 5845, 1935143, 9T35Y2346 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HPJ4991?
HPJ4991 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-01-365-4266. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026