PartsTable
Technical Data Sheet
J503 ✓ 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 SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: SILICON SEMICONDUCTOR, overall_width: 0.205 INCHES MAXIMUM IN, overall_height: 0.165 INCHES MAXIMUM IN, overall_length: 0.210 INCHES MAXIMUM IN, mounting_method: TERMINAL, end_item_identification: 6625-01-363-6212. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-01-281-0300, 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
J503
NSN: 6105-01-281-0300
FSC: 6105
CAGE: 29810 — SECURITY ENGINEERED MACHINERY CO., INC. (USA)
SPECIFICATIONS
materialSILICON SEMICONDUCTOR
overall_width0.205 INCHES MAXIMUM IN
overall_height0.165 INCHES MAXIMUM IN
overall_length0.210 INCHES MAXIMUM IN
mounting_methodTERMINAL
end_item_identification6625-01-363-6212
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
power_rating_per_characteristic360.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
capacitance_rating_in_picofarads2.0 NOMINAL
current_rating_per_characteristic20.00 MILLIAMPERES MAXIMUM FORWARD CURRENT, DC AND 50.00 MILLIAMPERES MAXIMUM REVERSE CURRENT, INSTANTANEOUS
voltage_rating_in_volts_per_characteristic1.7 MAXIMUM LIMITING VOLTAGE
connection_type_and_voltage_rating_in_volts220.0 LINE TO NEUTRAL SINGLE INPUT
NSN6105-01-281-0300
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: J503 · 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: 220.0 LINE TO NEUTRAL SINGLE INPUT
TECHNICAL CHARACTERISTICS (FLIS)
CONNECTION TYPE AND VOLTAGE RATING IN VOLTS220.0 LINE TO NEUTRAL SINGLE INPUT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
230049Interchangeable
interchangeable cross-reference
interchangeable
J503Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is J503?
J503 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace J503?
There are 2 known substitutes for J503: 230049, J503. Substitute compatibility should be verified for your specific system.
What is the NSN for J503?
J503 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-01-281-0300. This indicates validated use in U.S. government and defense supply chains.
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