PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

278-0385-010Reactor

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5950-00-274-2263 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-274-2263 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-274-2263. Primary manufacturer part number: 278-0385-010.
Features
  • Reactor — FSC 5950
  • Body Outside Diameter: 0.400 INCHES NOMINAL IN
  • Terminal Type and Quantity: 2 PIN
  • Body Length: 0.525 INCHES NOMINAL IN
  • Mounting Method: TERMINAL SINGLE GROUP
  • Winding Quantity: 1 SINGLE COMPONENT
  • Inductance Rating: 160.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
  • Inclosure Type: FULLY INCLOSED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-274-2263, 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-274-2263
Primary Part Number278-0385-010
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Body Outside Diameter0.400 INCHES NOMINAL IN
Terminal Type and Quantity2 PIN
Body Length0.525 INCHES NOMINAL IN
Mounting MethodTERMINAL SINGLE GROUP
Winding Quantity1 SINGLE COMPONENT
Inductance Rating160.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Inclosure TypeFULLY INCLOSED
Frequency Rating450.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Inductance TypeFIXED
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4320-00-103-4533A266 INTERCHANGEABLE
Impeller,pump,centrifugal
Circor Naval Solutions Llc Dba Warren Pumps
5945-00-201-78341756222 INTERCHANGEABLE
Flasher,thermal
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5962-00-274-2750NCS 1663-1 INTERCHANGEABLE
Microcircuit,linear
Crane Electronics Inc
2805-00-374-4703 INTERCHANGEABLE
Valve,poppet,engine
5935-00-665-7348801137-000 INTERCHANGEABLE
Jack Assembly,telephone
Stromberg-Carlson Corp a Plessey Telecommunications Co
1560-00-869-4147A266-1 INTERCHANGEABLE
Strut,pylon Locking
Marathonnorco Aerospace, Inc.
5340-01-021-2581A266 INTERCHANGEABLE
Bracket,mounting
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Cross-Reference Index
Part NumberManufacturer
A266 Communication Coil, Inc. Div - (USA)
278-0385-010 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
4320-00-103-4533INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
A266
5945-00-201-7834INTERCHANGEABLE
FLASHER,THERMAL
1756222
5962-00-274-2750INTERCHANGEABLE
MICROCIRCUIT,LINEAR
NCS 1663-1
2805-00-374-4703INTERCHANGEABLE
VALVE,POPPET,ENGINE
5935-00-665-7348INTERCHANGEABLE
JACK ASSEMBLY,TELEPHONE
801137-000
1560-00-869-4147INTERCHANGEABLE
STRUT,PYLON LOCKING
A266-1
5340-01-021-2581INTERCHANGEABLE
BRACKET,MOUNTING
A266

Frequently Asked Questions

What is NSN 5950-00-274-2263?

NSN 5950-00-274-2263 is a Reactor, 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 5950-00-274-2263?

NSN 5950-00-274-2263 has 2 cross-referenced part numbers: A266 (Communication Coil, Inc. Div -), 278-0385-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 5950-00-274-2263?

There are 7 known substitutes for 5950-00-274-2263: 4320-00-103-4533, 5945-00-201-7834, 5962-00-274-2750 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 278-0385-010?

Key specifications for 278-0385-010: Body Outside Diameter: 0.400 INCHES NOMINAL IN; Terminal Type and Quantity: 2 PIN; Body Length: 0.525 INCHES NOMINAL IN; Mounting Method: TERMINAL SINGLE GROUP. 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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