PartsTable
Technical Data Sheet
Download PDF

A-139 — COIL,RADIO FREQUENCY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A-139: COIL,RADIO FREQUENCY.

The COIL,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, body_length: 1.640 INCHES NOMINAL IN, construction: STRAIGHT SEAMED, rating_method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING, coil_form_type: HOLLOW SINGLE COMPONENT, inclosure_type: FULLY INCLOSED. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-118-8121, 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
A-139
NSN: 5950-00-118-8121
NIINs: 001188121, 009037834, 015589619
FSC: 5950 — Coils and Transformers
CAGE: 40342 — FL INDUSTRIES INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
body_length1.640 INCHES NOMINAL IN
constructionSTRAIGHT SEAMED
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
coil_form_typeHOLLOW SINGLE COMPONENT
inclosure_typeFULLY INCLOSED
welding_methodFUSION
first_end_stylePLAIN
mounting_methodTERMINAL SINGLE GROUP
overall_diameter1.156 INCHES NOMINAL IN
special_featuresBOX CONTAINS TWELVE 4 OZ AEROSOL CANS OZ
core_constructionPOWDERED SINGLE COMPONENT
NSN5950-00-118-8121
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COIL,RADIO FREQUENCY TITLE COMPONENT PN A-139 MFR COIL,RADIO FREQUENCY
KEY FEATURES
•
INCLOSURE TYPE: FULLY INCLOSED
•
OVERALL DIAMETER: 1.156 INCHES NOMINAL IN
•
MOUNTING METHOD: TERMINAL SINGLE GROUP
•
INDUCTANCE RATING: 22.50 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
•
ADJUSTMENT DEVICE DRIVE TYPE: SLOTTED SCREW SINGLE COMPONENT
•
ADJUSTMENT METHOD AND QUANTITY: 1 ADJUSTABLE CORE SINGLE COMPONENT
•
COIL FORM TYPE: HOLLOW SINGLE COMPONENT
•
BODY LENGTH: 1.640 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
INCLOSURE TYPEFULLY INCLOSED
OVERALL DIAMETER1.156 INCHES NOMINAL IN
MOUNTING METHODTERMINAL SINGLE GROUP
INDUCTANCE RATING22.50 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
ADJUSTMENT DEVICE DRIVE TYPESLOTTED SCREW SINGLE COMPONENT
ADJUSTMENT METHOD AND QUANTITY1 ADJUSTABLE CORE SINGLE COMPONENT
COIL FORM TYPEHOLLOW SINGLE COMPONENT
BODY LENGTH1.640 INCHES NOMINAL IN
WINDING OPERATING CURRENT1.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
RATING METHODELECTRICAL SINGLE COMPONENT SINGLE WINDING
SUBSTITUTES & CROSS-REFERENCES 1
278-2106-010Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure
Ready to buy A-139?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is A-139?
A-139 is a COIL,RADIO FREQUENCY.
What parts can replace A-139?
There is 1 known substitute for A-139: 278-2106-010. Substitute compatibility should be verified for your specific system.
What is the NSN for A-139?
A-139 is cataloged in the U.S. Government catalog under NSN 5950-00-118-8121. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — A-139

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.