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Technical Data Sheet
PartsTable / COMPONENT / 278-1781-00
278-1781-00 ✓ 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 COIL,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_length: 0.625 INCHES NOMINAL IN, rating_method: WINDING TURNS SINGLE COMPONENT SINGLE WINDING, turn_quantity: 17 SINGLE COMPONENT SINGLE WINDING, coil_form_type: HOLLOW SINGLE COMPONENT, inclosure_type: OPEN, mounting_method: TERMINAL SINGLE GROUP. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-809-1243, 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
278-1781-00
NSN: 5950-00-809-1243
FSC: 5950
CAGE: 13499 — ROCKWELL COLLINS, INC. DBA COLLINS AEROSPACE GOVERNMENT SYSTEMS DIV COLLINS AEROSPACE - GOVERNMENT SYSTEMS (USA)
SPECIFICATIONS
body_length0.625 INCHES NOMINAL IN
rating_methodWINDING TURNS SINGLE COMPONENT SINGLE WINDING
turn_quantity17 SINGLE COMPONENT SINGLE WINDING
coil_form_typeHOLLOW SINGLE COMPONENT
inclosure_typeOPEN
mounting_methodTERMINAL SINGLE GROUP
inductance_rating1.30 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
body_outside_diameter0.250 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
winding_conductor_size0.01003 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
terminal_type_and_quantity2 WIRE LEAD
NSN5950-00-809-1243
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COIL,RADIO FREQUENCY TITLE COMPONENT PN 278-1781-00 MFR COIL,RADIO FREQUENCY
KEY FEATURES
•
RATING METHOD: WINDING TURNS SINGLE COMPONENT SINGLE WINDING
•
BODY OUTSIDE DIAMETER: 0.250 INCHES NOMINAL IN
•
BODY LENGTH: 0.625 INCHES NOMINAL IN
•
WINDING CONDUCTOR SIZE: 0.01003 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
•
INDUCTANCE RATING: 1.30 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
•
COIL FORM TYPE: HOLLOW SINGLE COMPONENT
•
TERMINAL TYPE AND QUANTITY: 2 WIRE LEAD
•
MOUNTING METHOD: TERMINAL SINGLE GROUP
TECHNICAL CHARACTERISTICS (FLIS)
RATING METHODWINDING TURNS SINGLE COMPONENT SINGLE WINDING
BODY OUTSIDE DIAMETER0.250 INCHES NOMINAL IN
BODY LENGTH0.625 INCHES NOMINAL IN
WINDING CONDUCTOR SIZE0.01003 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
INDUCTANCE RATING1.30 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
COIL FORM TYPEHOLLOW SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY2 WIRE LEAD
MOUNTING METHODTERMINAL SINGLE GROUP
TURN QUANTITY17 SINGLE COMPONENT SINGLE WINDING
RELIABILITY INDICATORNOT ESTABLISHED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
M22520/10-100Interchangeable
interchangeable cross-reference
interchangeable
AS22520/10Interchangeable
interchangeable cross-reference
interchangeable
M83248/1-023Interchangeable
interchangeable cross-reference
interchangeable
5331PL2223991Interchangeable
interchangeable cross-reference
interchangeable
PRP568-023-9009 -75Interchangeable
interchangeable cross-reference
interchangeable
383-12Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 278-1781-00?
278-1781-00 is a COIL,RADIO FREQUENCY.
What parts can replace 278-1781-00?
There are 21 known substitutes for 278-1781-00: M22520/10-100, AS22520/10, M83248/1-023 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 278-1781-00?
278-1781-00 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-809-1243. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026