PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

278-2108-010Transformer,radio Frequency

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5950-00-118-8123 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-118-8123 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-118-8123. Primary manufacturer part number: 278-2108-010.
Features
  • Transformer,radio Frequency — FSC 5950
  • Inclosure Type: OPEN
  • Winding Function and Quantity: 2 PRIMARY SINGLE COMPONENT
  • Body Length: 1.640 INCHES NOMINAL IN
  • Adjustment Device Drive Type: SHAFT SINGLE COMPONENT
  • Body Outside Diameter: 0.810 INCHES NOMINAL IN
  • Adjustment Method and Quantity: 1 ADJUSTABLE CORE SINGLE COMPONENT
  • Mounting Method: TERMINAL SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-118-8123, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-118-8123
Primary Part Number278-2108-010
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Inclosure TypeOPEN
Winding Function and Quantity2 PRIMARY SINGLE COMPONENT
Body Length1.640 INCHES NOMINAL IN
Adjustment Device Drive TypeSHAFT SINGLE COMPONENT
Body Outside Diameter0.810 INCHES NOMINAL IN
Adjustment Method and Quantity1 ADJUSTABLE CORE SINGLE COMPONENT
Mounting MethodTERMINAL SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Coil Form TypeHOLLOW SINGLE COMPONENT
Terminal Type and Quantity1 TAB, SOLDER LUG AND 3 WIRE LEAD
Inductance Rating0.49 MICROHENRIES NOMINAL SINGLE COMPONENT ALL PRIMARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4730-00-011-8538SAE J512 5 010111B INTERCHANGEABLE
Nut,tube Coupling
Sae International Dba Sae International
4320-00-398-9468A141 INTERCHANGEABLE
Impeller
Circor Naval Solutions Llc Dba Warren Pumps
5975-00-448-5015A141 INTERCHANGEABLE
Chassis,electrical-Electronic Eq
California Chassis, Inc.
4330-00-932-1080F03-02-000 INTERCHANGEABLE
Filter,fluid
Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division
3455-01-050-5285 INTERCHANGEABLE
File,rotary
8455-01-554-8751 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-554-8813 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-664-0630 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-699-7879 INTERCHANGEABLE
Insignia,shoulder Sleeve
Cross-Reference Index
Part NumberManufacturer
278-2108-010 Albert Frei & Sons Inc. Div Albert Frei & Sons Inc. (USA)
278-2108-010 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
A141 Communication Coil, Inc. Div - (USA)
Related Parts
4730-00-011-8538INTERCHANGEABLE
NUT,TUBE COUPLING
SAE J512 5 010111B
4320-00-398-9468INTERCHANGEABLE
IMPELLER
A141
5975-00-448-5015INTERCHANGEABLE
CHASSIS,ELECTRICAL-ELECTRONIC EQ
A141
4330-00-932-1080INTERCHANGEABLE
FILTER,FLUID
F03-02-000
3455-01-050-5285INTERCHANGEABLE
FILE,ROTARY
8455-01-554-8751INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-554-8813INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-664-0630INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-699-7879INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE

Frequently Asked Questions

What is NSN 5950-00-118-8123?

NSN 5950-00-118-8123 is a Transformer,radio Frequency, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-118-8123?

NSN 5950-00-118-8123 has 3 cross-referenced part numbers: 278-2108-010 (Albert Frei & Sons Inc. Div Albert Frei & Sons Inc.), 278-2108-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), A141 (Communication Coil, Inc. Div -).

What NSN replaces 5950-00-118-8123?

There are 9 known substitutes for 5950-00-118-8123: 4730-00-011-8538, 4320-00-398-9468, 5975-00-448-5015 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 278-2108-010?

Key specifications for 278-2108-010: Inclosure Type: OPEN; Winding Function and Quantity: 2 PRIMARY SINGLE COMPONENT; Body Length: 1.640 INCHES NOMINAL IN; Adjustment Device Drive Type: SHAFT SINGLE COMPONENT. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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