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Technical Data Sheet
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5N311 ✓ 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 5N311 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-01-371-6956, 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
5N311
NSN: 6105-01-371-6956
FSC: 6105
CAGE: 7D665 — GRAINGER DIV OF W W GRAINGER INC (USA)
SPECIFICATIONS
Part Number5N311
NSN6105-01-371-6956
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: 5N311 · 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
•
INCLOSURE SPECIFICATION: NEMA
•
FRAME SIZE DESIGNATION: 184T
•
ENCLOSURE FEATURE: DRIPPROOF-45 DEG AND OPEN
•
ROTOR SPEED RATING IN RPM: 3600.0 SINGLE NO LOAD
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
DUTY CYCLE: CONTINUOUS
•
POWER RATING: 7.500 HORSEPOWER OUTPUT
TECHNICAL CHARACTERISTICS (FLIS)
INCLOSURE SPECIFICATIONNEMA
FRAME SIZE DESIGNATION184T
ENCLOSURE FEATUREDRIPPROOF-45 DEG AND OPEN
ROTOR SPEED RATING IN RPM3600.0 SINGLE NO LOAD
SPECIAL FEATURESMEETS OR EXCEEDS NEMA MG1 LATEST REVISION FOR ENERGY EFFICIENT GENERAL PURPOSE DUTY
CRITICALITY CODE JUSTIFICATIONFEAT
DUTY CYCLECONTINUOUS
POWER RATING7.500 HORSEPOWER OUTPUT
FREQUENCY IN HERTZ60.0 INPUT
CONNECTION TYPE AND VOLTAGE RATING IN VOLTS230.0 LINE TO LINE HIGH OR 460.0 LINE TO LINE SECOND MULTIPLE INPUT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
00781568104675Upgraded Successor
successor cross-reference
successor
MR1053Upgraded Successor
successor cross-reference
successor
P21G3365Upgraded Successor
successor cross-reference
successor
E205Interchangeable
interchangeable cross-reference
interchangeable
149-0554Interchangeable
interchangeable cross-reference
interchangeable
31-00205Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5N311?
5N311 is a 5N311.
What parts can replace 5N311?
There are 28 known substitutes for 5N311: 00781568104675, MR1053, P21G3365 and 25 more. Substitute compatibility should be verified for your specific system.
Is 5N311 still available?
5N311 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026