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Technical Data Sheet
PartsTable / COMPONENT / CRF121
CRF121 ✓ 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: 0.600 INCHES NOMINAL IN, rating_method: WINDING TURNS AND ELECTRICAL SINGLE COMPONENT SINGLE WINDING, turn_quantity: 715 SINGLE COMPONENT SINGLE WINDING, coil_form_type: SOLID SINGLE COMPONENT, inclosure_type: FULLY INCLOSED, quality_factor: 10 MINIMUM SINGLE COMPONENT SINGLE WINDING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-586-7062, 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
CRF121
NSN: 5950-00-586-7062
FSC: 5950
CAGE: 99684 — RATIGAN ELECTRONICS INC (USA)
SPECIFICATIONS
body_length0.600 INCHES NOMINAL IN
rating_methodWINDING TURNS AND ELECTRICAL SINGLE COMPONENT SINGLE WINDING
turn_quantity715 SINGLE COMPONENT SINGLE WINDING
coil_form_typeSOLID SINGLE COMPONENT
inclosure_typeFULLY INCLOSED
quality_factor10 MINIMUM SINGLE COMPONENT SINGLE WINDING
mounting_methodTERMINAL SINGLE GROUP
overall_diameter0.300 INCHES NOMINAL IN
inductance_rating2.50 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp125.0 CELSIUS DEGC
winding_conductor_size0.00315 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
NSN5950-00-586-7062
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COIL,RADIO FREQUENCY TITLE COMPONENT PN CRF121 MFR COIL,RADIO FREQUENCY
KEY FEATURES
•
TERMINAL TYPE AND QUANTITY: 2 WIRE LEAD
•
RATING METHOD: WINDING TURNS AND ELECTRICAL SINGLE COMPONENT SINGLE WINDING
•
WINDING OPERATING CURRENT: 10.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
•
COIL FORM TYPE: SOLID SINGLE COMPONENT
•
QUALITY FACTOR: 10 MINIMUM SINGLE COMPONENT SINGLE WINDING
•
INDUCTANCE RATING: 2.50 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
•
TURN QUANTITY: 715 SINGLE COMPONENT SINGLE WINDING
•
MAXIMUM OPERATING TEMP: 125.0 CELSIUS DEGC
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL TYPE AND QUANTITY2 WIRE LEAD
RATING METHODWINDING TURNS AND ELECTRICAL SINGLE COMPONENT SINGLE WINDING
WINDING OPERATING CURRENT10.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
COIL FORM TYPESOLID SINGLE COMPONENT
QUALITY FACTOR10 MINIMUM SINGLE COMPONENT SINGLE WINDING
INDUCTANCE RATING2.50 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
TURN QUANTITY715 SINGLE COMPONENT SINGLE WINDING
MAXIMUM OPERATING TEMP125.0 CELSIUS DEGC
WINDING CONDUCTOR SIZE0.00315 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
INCLOSURE TYPEFULLY INCLOSED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
6975Interchangeable
interchangeable cross-reference
interchangeable
1673-2-5Interchangeable
interchangeable cross-reference
interchangeable
21J101-1Interchangeable
interchangeable cross-reference
interchangeable
11989Interchangeable
interchangeable cross-reference
interchangeable
40972Interchangeable
interchangeable cross-reference
interchangeable
7548017-518Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CRF121?
CRF121 is a COIL,RADIO FREQUENCY.
What parts can replace CRF121?
There are 14 known substitutes for CRF121: 6975, 1673-2-5, 21J101-1 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CRF121?
CRF121 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-586-7062. 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