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Technical Data Sheet
PartsTable / MRO / A1025-1
A1025-1 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include general_characteristics_item_description: ALUMINUM ALLOY,2024 T4,SPEC QQ-A-636,6.500 IN.LG.,4.500 IN.W.,0.188 IN.THK. IN.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-00-231-2016, 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
MRO→ MRO_GENERAL→ A1025-1
NSN: 6105-00-231-2016
FSC: 6105
CAGE: 99479 — BOWMAR LLC DBA BOWMAR INSTRUMENT CORP (USA)
SPECIFICATIONS
general_characteristics_item_descriptionALUMINUM ALLOY,2024 T4,SPEC QQ-A-636,6.500 IN.LG.,4.500 IN.W.,0.188 IN.THK. IN
NSN6105-00-231-2016
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: A1025-1 · 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
•
FREQUENCY IN HERTZ: 400.0 OUTPUT
•
MOUNTING METHOD: CLAMP RING(S)
•
TORQUE RATING AND TYPE: 0.63 INCH-OUNCES STALLED IN
•
CURRENT TYPE: AC INPUT
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 CLAMP COLLAR
•
EXCITOR TYPE: SEPARATELY EXCITED
•
SHAFT END CHARACTERISTIC: A1 SINGLE STYLE SINGLE END
•
PHASE: TWO INPUT
TECHNICAL CHARACTERISTICS (FLIS)
FREQUENCY IN HERTZ400.0 OUTPUT
MOUNTING METHODCLAMP RING(S)
TORQUE RATING AND TYPE0.63 INCH-OUNCES STALLED IN
CURRENT TYPEAC INPUT
MOUNTING FACILITY TYPE AND QUANTITY1 CLAMP COLLAR
EXCITOR TYPESEPARATELY EXCITED
SHAFT END CHARACTERISTICA1 SINGLE STYLE SINGLE END
PHASETWO INPUT
ROTOR SPEED RATING IN RPM6000.0 SINGLE NO LOAD
MAXIMUM OPERATING ALTITUDE RATING10000.0 FEET FT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
A10251Interchangeable
interchangeable cross-reference
interchangeable
5504091Interchangeable
interchangeable cross-reference
interchangeable
75F6080Interchangeable
interchangeable cross-reference
interchangeable
1186-000Interchangeable
interchangeable cross-reference
interchangeable
3-10251Interchangeable
interchangeable cross-reference
interchangeable
25014Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A1025-1?
A1025-1 is a RESISTOR,VARIABLE,WIRE WOUND,NON. It is classified as a MRO (MRO_GENERAL).
What parts can replace A1025-1?
There are 8 known substitutes for A1025-1: A10251, 5504091, 75F6080 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A1025-1?
A1025-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-00-231-2016. 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