PartsTable
Technical Data Sheet
21251-2 ✓ 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 21251-2 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 6105-01-300-6472, 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
21251-2
NSN: 6105-01-300-6472
FSC: 6105
CAGE: 12884 — SILVER KING REFRIGERATION INC. (USA)
SPECIFICATIONS
Part Number21251-2
NSN6105-01-300-6472
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: 21251-2 · 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
CONNECTION TYPE AND VOLTAGE RATING IN VOLTS: 115.0 LINE TO NEUTRAL SINGLE INPUT
FREQUENCY IN HERTZ: 60.0 INPUT
TECHNICAL CHARACTERISTICS (FLIS)
CONNECTION TYPE AND VOLTAGE RATING IN VOLTS115.0 LINE TO NEUTRAL SINGLE INPUT
FREQUENCY IN HERTZ60.0 INPUT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
21251Interchangeable
interchangeable cross-reference
interchangeable
GGG-R-180Interchangeable
interchangeable cross-reference
interchangeable
A-A-2928Interchangeable
interchangeable cross-reference
interchangeable
ESD33626-4Interchangeable
interchangeable cross-reference
interchangeable
ESD3362-4Interchangeable
interchangeable cross-reference
interchangeable
ASB156-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21251-2?
21251-2 is a 21251-2.
What parts can replace 21251-2?
There are 14 known substitutes for 21251-2: 21251, GGG-R-180, A-A-2928 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21251-2?
21251-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-01-300-6472. This indicates validated use in U.S. government and defense supply chains.
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