PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

278-0450-030Transformer,radio Frequency

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5950-01-333-0903 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-333-0903 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-333-0903. Primary manufacturer part number: 278-0450-030.
Features
  • Transformer,radio Frequency — FSC 5950
  • Turn Quantity: 3 SINGLE COMPONENT SINGLE PRIMARY INPUT
  • Body Height: 0.083 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
  • Rating Method: WINDING TURNS SINGLE COMPONENT SINGLE PRIMARY OUTPUT
  • Features Provided: TINNED WIRE LEADS
  • Terminal Type and Quantity: 3 WIRE LEAD
  • Mounting Method: TERMINAL SINGLE GROUP
  • Frequency Rating: 175.0 MEGAHERTZ NOMINAL SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-01-333-0903, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-333-0903
Primary Part Number278-0450-030
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
Turn Quantity3 SINGLE COMPONENT SINGLE PRIMARY INPUT
Body Height0.083 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
Rating MethodWINDING TURNS SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Features ProvidedTINNED WIRE LEADS
Terminal Type and Quantity3 WIRE LEAD
Mounting MethodTERMINAL SINGLE GROUP
Frequency Rating175.0 MEGAHERTZ NOMINAL SINGLE COMPONENT
Body Width0.072 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN
Winding Conductor Size0.00631 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY OUTPUT IN
Hazardous Locations/environmental ProtectionMOISTURE RESISTANT
Reliability IndicatorNOT ESTABLISHED
Body Length0.126 INCHES MINIMUM AND 0.146 INCHES MAXIMUM IN
Rating MethodWINDING TURNS SINGLE COMPONENT SINGLE PRIMARY INPUT
Inclosure TypeOPEN
Winding Function and Quantity1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
Turn Quantity3 SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Winding Conductor Size0.00631 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY INPUT IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
8010-00-082-2599 INTERCHANGEABLE
Paint,traffic
5920-00-280-4960 INTERCHANGEABLE
Fuse,cartridge
5355-00-455-2189MS91528-1D2BC INTERCHANGEABLE
Knob
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
E001-3 Communication Coil, Inc. Div - (USA)
A-594 Communication Coil, Inc. Div - (USA)
278-0450-030 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
278-0450-030 Tecal Manufacturing, L.l.c (USA)
PEI 7749 Precision Electronics, Inc (USA)
Related Parts
8010-00-082-2599INTERCHANGEABLE
PAINT,TRAFFIC
5920-00-280-4960INTERCHANGEABLE
FUSE,CARTRIDGE
5355-00-455-2189INTERCHANGEABLE
KNOB
MS91528-1D2BC

Frequently Asked Questions

What is NSN 5950-01-333-0903?

NSN 5950-01-333-0903 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 5950-01-333-0903?

NSN 5950-01-333-0903 has 5 cross-referenced part numbers: E001-3 (Communication Coil, Inc. Div -), A-594 (Communication Coil, Inc. Div -), 278-0450-030 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 278-0450-030 (Tecal Manufacturing, L.l.c), PEI 7749 (Precision Electronics, Inc).

What NSN replaces 5950-01-333-0903?

There are 3 known substitutes for 5950-01-333-0903: 8010-00-082-2599, 5920-00-280-4960, 5355-00-455-2189. Verify interchangeability with system specifications before substitution.

What are the specifications of 278-0450-030?

Key specifications for 278-0450-030: Turn Quantity: 3 SINGLE COMPONENT SINGLE PRIMARY INPUT; Body Height: 0.083 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN; Rating Method: WINDING TURNS SINGLE COMPONENT SINGLE PRIMARY OUTPUT; Features Provided: TINNED WIRE LEADS. 17 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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