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Technical Data Sheet
278-1803-000 ✓ 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,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_length: 0.780 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, mounting_method: TERMINAL SINGLE GROUP, frequency_rating: 360.0 HERTZ MINIMUM AND 66.0 KILOHERTZ MAXIMUM SINGLE COMPONENT, body_outside_diameter: 0.465 INCHES MAXIMUM IN, reliability_indicator: NOT ESTABLISHED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-907-7574, 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
278-1803-000
NSN: 5950-00-907-7574
FSC: 5950
CAGE: 13499 — ROCKWELL COLLINS, INC. DBA COLLINS AEROSPACE GOVERNMENT SYSTEMS DIV COLLINS AEROSPACE - GOVERNMENT SYSTEMS (USA)
SPECIFICATIONS
body_length0.780 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
mounting_methodTERMINAL SINGLE GROUP
frequency_rating360.0 HERTZ MINIMUM AND 66.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
body_outside_diameter0.465 INCHES MAXIMUM IN
reliability_indicatorNOT ESTABLISHED
impedance_rating_in_ohms50.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
terminal_type_and_quantity5 WIRE LEAD
winding_function_and_quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
primary_to_secondary_turn_ratio1 TO 1 SINGLE COMPONENT
NSN5950-00-907-7574
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN 278-1803-000 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
PRIMARY TO SECONDARY TURN RATIO: 1 TO 1 SINGLE COMPONENT
INCLOSURE TYPE: FULLY INCLOSED
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY: 5 WIRE LEAD
IMPEDANCE RATING IN OHMS: 50.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
BODY OUTSIDE DIAMETER: 0.465 INCHES MAXIMUM IN
BODY LENGTH: 0.780 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
PRIMARY TO SECONDARY TURN RATIO1 TO 1 SINGLE COMPONENT
INCLOSURE TYPEFULLY INCLOSED
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY5 WIRE LEAD
IMPEDANCE RATING IN OHMS50.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
IMPEDANCE RATING IN OHMS50.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
BODY OUTSIDE DIAMETER0.465 INCHES MAXIMUM IN
BODY LENGTH0.780 INCHES MAXIMUM IN
RELIABILITY INDICATORNOT ESTABLISHED
FREQUENCY RATING360.0 HERTZ MINIMUM AND 66.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
01-406Interchangeable
interchangeable cross-reference
interchangeable
GS534A1Interchangeable
interchangeable cross-reference
interchangeable
161-291Interchangeable
interchangeable cross-reference
interchangeable
10 MALE PLUGInterchangeable
interchangeable cross-reference
interchangeable
10-3SInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 278-1803-000?
278-1803-000 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 278-1803-000?
There are 5 known substitutes for 278-1803-000: 01-406, GS534A1, 161-291 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 278-1803-000?
278-1803-000 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-907-7574. This indicates validated use in U.S. government and defense supply chains.
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