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Technical Data Sheet
PartsTable / COMPONENT / 18850-1
18850-1 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include body_width: 3.062 INCHES NOMINAL IN, body_height: 3.875 INCHES NOMINAL IN, body_length: 3.562 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, mounting_method: THREADED STUD(S) SINGLE GROUP, frequency_rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-735-4707, 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
18850-1
NSN: 5950-00-735-4707
FSC: 5950
CAGE: 72149 — ELECTRONIC TRANSFORMER CORP DIV ELECTRONIC TRANSFORMER CORPORATION (USA)
SPECIFICATIONS
body_width3.062 INCHES NOMINAL IN
body_height3.875 INCHES NOMINAL IN
body_length3.562 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating60.0 HERTZ NOMINAL SINGLE COMPONENT
nominal_thread_size0.164 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
thread_quantity_per_inch32 SINGLE GROUP
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_operating_current10.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
winding_operating_voltage40.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
NSN5950-00-735-4707
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN 18850-1 MFR TRANSFORMER,POWER
KEY FEATURES
•
BODY HEIGHT: 3.875 INCHES NOMINAL IN
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
THREAD QUANTITY PER INCH: 32 SINGLE GROUP
•
BODY WIDTH: 3.062 INCHES NOMINAL IN
•
BODY LENGTH: 3.562 INCHES NOMINAL IN
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
•
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
•
FREQUENCY RATING: 60.0 HERTZ NOMINAL SINGLE COMPONENT
TECHNICAL CHARACTERISTICS (FLIS)
BODY HEIGHT3.875 INCHES NOMINAL IN
RELIABILITY INDICATORNOT ESTABLISHED
THREAD QUANTITY PER INCH32 SINGLE GROUP
BODY WIDTH3.062 INCHES NOMINAL IN
BODY LENGTH3.562 INCHES NOMINAL IN
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
FREQUENCY RATING60.0 HERTZ NOMINAL SINGLE COMPONENT
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH2.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
INCLOSURE TYPEHERMETICALLY SEALED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
67390Interchangeable
interchangeable cross-reference
interchangeable
0051998Interchangeable
interchangeable cross-reference
interchangeable
791555Interchangeable
interchangeable cross-reference
interchangeable
18850-1Interchangeable
interchangeable cross-reference
interchangeable
C10039Interchangeable
interchangeable cross-reference
interchangeable
27646Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 18850-1?
18850-1 is a TRANSFORMER,POWER.
What parts can replace 18850-1?
There are 8 known substitutes for 18850-1: 67390, 0051998, 791555 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 18850-1?
18850-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-735-4707. 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