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Technical Data Sheet
1645-25 ✓ 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,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: STEEL, body_height: 0.200 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN, overall_width: 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN, rating_method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING, coil_form_type: SOLID SINGLE COMPONENT, inclosure_type: FULLY INCLOSED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-149-3059, 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
1645-25
NSN: 5950-00-149-3059
FSC: 5950
CAGE: 18212 — AMERICAN TRANS-COIL CORP (USA)
SPECIFICATIONS
materialSTEEL
body_height0.200 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
overall_width0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
coil_form_typeSOLID SINGLE COMPONENT
inclosure_typeFULLY INCLOSED
overall_length0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
quality_factor65 MINIMUM SINGLE COMPONENT SINGLE WINDING
mounting_methodTERMINAL SINGLE GROUP
core_constructionS0LID SINGLE COMPONENT
inductance_rating0.22 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
fsc_application_dataTELETYPE AND FACSIMILE EQUIPMENT
NSN5950-00-149-3059
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,RADIO FREQUENCY TITLE COMPONENT PN 1645-25 MFR TRANSFORMER,RADIO FREQ
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
5003Interchangeable
interchangeable cross-reference
interchangeable
1N4742AAInterchangeable
interchangeable cross-reference
interchangeable
1N4742AInterchangeable
interchangeable cross-reference
interchangeable
164525Interchangeable
interchangeable cross-reference
interchangeable
577R554H05Interchangeable
interchangeable cross-reference
interchangeable
240-2752-050Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1645-25?
1645-25 is a TRANSFORMER,RADIO FREQUENCY.
What parts can replace 1645-25?
There are 11 known substitutes for 1645-25: 5003, 1N4742AA, 1N4742A and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1645-25?
1645-25 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-149-3059. This indicates validated use in U.S. government and defense supply chains.
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