PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

678-0366-00Reactor

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5950-00-645-9602 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-645-9602 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-645-9602. Primary manufacturer part number: 678-0366-00.
Features
  • Reactor — FSC 5950
  • Terminal Type and Quantity: 2 TAB, SOLDER LUG
  • Inductance Rating: 44.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
  • Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN
  • Winding Operating Current: 1.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
  • Reliability Indicator: NOT ESTABLISHED
  • Inductance Type: FIXED
  • Distance Between Mounting Facility Centers: 1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-645-9602, 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-645-9602
Primary Part Number678-0366-00
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusCANCELLED
Terminal Type and Quantity2 TAB, SOLDER LUG
Inductance Rating44.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Winding Operating Current1.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Reliability IndicatorNOT ESTABLISHED
Inductance TypeFIXED
Distance Between Mounting Facility Centers1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
DC Resistance Rating in Ohms7.500 SINGLE COMPONENT SINGLE WINDING
Winding Quantity1 SINGLE COMPONENT
Mounting Facility Quantity2 SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Length1.438 INCHES NOMINAL IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Body Outside Diameter2.375 INCHES NOMINAL IN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Thread Quantity Per Inch32 SINGLE GROUP
Inclosure TypeHERMETICALLY SEALED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5310-00-556-785425-178 INTERCHANGEABLE
Nut,plain,hexagon
Cnh Industrial America Llc Dba Cnh America
5331-00-641-8291302 INTERCHANGEABLE
O-Ring
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5365-01-012-739325178 INTERCHANGEABLE
Shim
Williams International Co., L.l.c.
5365-01-122-065325178 INTERCHANGEABLE
Shim
Moog Inc. Dba Ampac-Isp Corp
9905-01-134-745225178 INTERCHANGEABLE
Plate,identification
Kurz & Root Generator Company, Llc
Cross-Reference Index
Part NumberManufacturer
678-0366-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
25178 Freed Transformer Co (USA)
Related Parts
5310-00-556-7854INTERCHANGEABLE
NUT,PLAIN,HEXAGON
25-178
5331-00-641-8291INTERCHANGEABLE
O-RING
302
5365-01-012-7393INTERCHANGEABLE
SHIM
25178
5365-01-122-0653INTERCHANGEABLE
SHIM
25178
9905-01-134-7452INTERCHANGEABLE
PLATE,IDENTIFICATION
25178

Frequently Asked Questions

What is NSN 5950-00-645-9602?

NSN 5950-00-645-9602 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: cancelled.

What are the part numbers for NSN 5950-00-645-9602?

NSN 5950-00-645-9602 has 2 cross-referenced part numbers: 678-0366-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 25178 (Freed Transformer Co).

What NSN replaces 5950-00-645-9602?

There are 5 known substitutes for 5950-00-645-9602: 5310-00-556-7854, 5331-00-641-8291, 5365-01-012-7393 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 678-0366-00?

Key specifications for 678-0366-00: Terminal Type and Quantity: 2 TAB, SOLDER LUG; Inductance Rating: 44.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING; Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN; Winding Operating Current: 1.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-645-9602 still in active supply?

NSN 5950-00-645-9602 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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