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S021P91 — GENERATOR,DIRECT CURRENT

✓ Government record, cited
WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT · MOTOR
PRODUCT OVERVIEW

S021P91: GENERATOR,DIRECT CURRENT.

The GENERATOR,DIRECT CURRENT is a WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT industrial component. Key specifications include TEMP RATING: 50.0 OPERATING CELSIUS AND 60.0 AMBIENT CELSIUS, EXCITOR TYPE: SEPARATELY EXCITED, WINDING TYPE: COMPOUND WOUND, OVERALL WIDTH: 55.000 INCHES IN, COOLING METHOD: NONVENTILATED, OVERALL HEIGHT: 58.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 6115-00-240-8070, 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
S021P91
NSN: 6115-00-240-8070
FSC: 6115 — Generators and Generator Sets, Electrical
CAGE: 11660 — WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
SPECIFICATIONS
TEMP RATING50.0 OPERATING CELSIUS AND 60.0 AMBIENT CELSIUS
EXCITOR TYPESEPARATELY EXCITED
WINDING TYPECOMPOUND WOUND
OVERALL WIDTH55.000 INCHES IN
COOLING METHODNONVENTILATED
OVERALL HEIGHT58.000 INCHES IN
OVERALL LENGTH87.125 INCHES IN
MOUNTING METHODFIXED BASE
SPECIAL FEATURESCENTER TO CENTER DISTANCE BETWEEN HOUSING MOUNTING FACILITIES PARALLEL TO LENGTH L0.000 IN. NOM,L7.000 IN. NON IN
ENCLOSURE FEATUREDRIPPROOF-15 DEG AND WATERTIGHT
FEATURES PROVIDEDHORIZONTAL MOUNTING POSITION
INCLOSURE SPECIFICATIONMIL-STD-108
NSN6115-00-240-8070
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: S021P91 · WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT ⚠ 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
•
MOUNTING FACILITY TYPE AND QUANTITY: 6 UNTHREADED HOLE(S)
•
DUTY CYCLE: CONTINUOUS
•
SHAFT CENTER TO MOUNTING SURFACE DISTANCE: 9.000 INCHES SINGLE END IN
•
WINDING TYPE: COMPOUND WOUND
•
MOUNTING METHOD: FIXED BASE
•
COOLING METHOD: NONVENTILATED
•
SHAFT ROTATION DIRECTION: CLOCKWISE SINGLE END
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY6 UNTHREADED HOLE(S)
DUTY CYCLECONTINUOUS
SHAFT CENTER TO MOUNTING SURFACE DISTANCE9.000 INCHES SINGLE END IN
OVERALL LENGTH87.125 INCHES IN
WINDING TYPECOMPOUND WOUND
MOUNTING METHODFIXED BASE
COOLING METHODNONVENTILATED
SHAFT ROTATION DIRECTIONCLOCKWISE SINGLE END
FEATURES PROVIDEDHORIZONTAL MOUNTING POSITION
CONNECTION TYPE AND VOLTAGE RATING IN VOLTS550.0 LINE TO NEUTRAL SINGLE OUTPUT
OTHER ITEMS IN FSC 6115 — Generators and Generator Sets, Electrical
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6115-00-000-0100 6115-00-001-4612 6115-00-001-8553 6115-00-001-8853 6115-00-004-1782 6115-00-004-2766 6115-00-004-3786 6115-00-004-3787
SUBSTITUTES & CROSS-REFERENCES 1
36J902Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S021P91?
S021P91 is a GENERATOR,DIRECT CURRENT manufactured by WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT.
What parts can replace S021P91?
There is 1 known substitute for S021P91: 36J902. Substitute compatibility should be verified for your specific system.
What is the NSN for S021P91?
S021P91 is cataloged in the U.S. Government catalog under NSN 6115-00-240-8070. This indicates validated use in U.S. government and defense supply chains.
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