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M3157 — NUT,UNION

✓ Government record, cited
— · MOTOR
PRODUCT OVERVIEW

M3157: NUT,UNION.

The NUT,UNION is a the manufacturer industrial component. Key specifications include end_item_identification: NU EQUIPMENT, part_name_assigned_by_controlling_agency: UNION NUT. This part is cataloged in the U.S.

Government catalog under NSN 6105-01-032-8861, 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
M3157
NSN: 6105-01-032-8861
NIINs: 010328861, 015966471
FSC: 6105 — Motors, Electrical
CAGE: 46175 — PEERLESS-WINSMITH, INC. DBA PEERLESS WINSMITH (USA)
SPECIFICATIONS
end_item_identificationNU EQUIPMENT
part_name_assigned_by_controlling_agencyUNION NUT
NSN6105-01-032-8861
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: M3157 · 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
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KEYWAY DEPTH: 0.2500 INCHES NOMINAL SINGLE END IN
•
MOUNTING FACILITY TYPE AND QUANTITY: 8 THREADED HOLE(S)
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DUTY CYCLE: CONTINUOUS
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PHASE: THREE INPUT
•
SHAFT DIAMETER: 1.5000 INCHES NOMINAL SINGLE END IN
•
FREQUENCY IN HERTZ: 60.0 INPUT
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SHAFT END STYLE: STEPPED AND FLAT KEYWAY AND EXTERNAL THREADED AND DRILLED HOLE SINGLE END
•
WINDING TYPE: INDUCTION-SQUIRREL CAGE
TECHNICAL CHARACTERISTICS
KEYWAY DEPTH0.2500 INCHES NOMINAL SINGLE END IN
MOUNTING FACILITY TYPE AND QUANTITY8 THREADED HOLE(S)
DUTY CYCLECONTINUOUS
PHASETHREE INPUT
SHAFT DIAMETER1.5000 INCHES NOMINAL SINGLE END IN
FREQUENCY IN HERTZ60.0 INPUT
SHAFT END STYLESTEPPED AND FLAT KEYWAY AND EXTERNAL THREADED AND DRILLED HOLE SINGLE END
WINDING TYPEINDUCTION-SQUIRREL CAGE
MOUNTING METHODFLANGE
STEP LENGTH3.8750 INCHES NOMINAL SINGLE END IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M3157?
M3157 is a NUT,UNION.
What is the NSN for M3157?
M3157 is cataloged in the U.S. Government catalog under NSN 6105-01-032-8861. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.