PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

678-1291-00Reactor

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5950-00-706-9444 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-706-9444 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-706-9444. Primary manufacturer part number: 678-1291-00.
Features
  • Reactor — FSC 5950
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Thread Quantity Per Inch: 32 SINGLE GROUP
  • Reliability Indicator: NOT ESTABLISHED
  • Inductance Rating: 3.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
  • Body Height: 5.250 INCHES MAXIMUM IN
  • DC Resistance Rating in Ohms: 80.000 SINGLE COMPONENT SINGLE WINDING
  • Body Width: 3.375 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-706-9444, 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 19 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-706-9444
Primary Part Number678-1291-00
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Thread Quantity Per Inch32 SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Inductance Rating3.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
Body Height5.250 INCHES MAXIMUM IN
DC Resistance Rating in Ohms80.000 SINGLE COMPONENT SINGLE WINDING
Body Width3.375 INCHES MAXIMUM IN
Center to Center Distance Between Mounting Facilities Parallel to Length3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity3 SOLDER STUD
Center to Center Distance Between Mounting Facilities Parallel to Width2.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Thread Series DesignatorUNF SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Nominal Thread Size0.190 INCHES SINGLE GROUP IN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Winding Operating Current250.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Body Length3.938 INCHES MAXIMUM IN
Inductance TypeFIXED
Winding Quantity1 SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-649-949813026660 INTERCHANGEABLE
Retainer and Rollers,bearing
Jtekt Bearings North America Llc Div Kbna - Ord 1
3040-01-545-306137392 INTERCHANGEABLE
Piston,linear Actuating Cylinder
Fascan International, Inc.
Cross-Reference Index
Part NumberManufacturer
678-1291-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
37392 Freed Transformer Co (USA)
Related Parts
3110-00-649-9498INTERCHANGEABLE
RETAINER AND ROLLERS,BEARING
13026660
3040-01-545-3061INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
37392

Frequently Asked Questions

What is NSN 5950-00-706-9444?

NSN 5950-00-706-9444 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 5950-00-706-9444?

NSN 5950-00-706-9444 has 2 cross-referenced part numbers: 678-1291-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 37392 (Freed Transformer Co).

What NSN replaces 5950-00-706-9444?

There are 2 known substitutes for 5950-00-706-9444: 3110-00-649-9498, 3040-01-545-3061. Verify interchangeability with system specifications before substitution.

What are the specifications of 678-1291-00?

Key specifications for 678-1291-00: Mounting Method: THREADED STUD(S) SINGLE GROUP; Thread Quantity Per Inch: 32 SINGLE GROUP; Reliability Indicator: NOT ESTABLISHED; Inductance Rating: 3.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING. 19 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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