PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

129-126-0154Reactor

Kearfott Corporation Div Guidance and Navigation Division · NSN 5950-00-954-2298 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-954-2298 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-954-2298. Primary manufacturer part number: 129-126-0154.
Features
  • Reactor — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Mounting Hole Diameter: 0.099 INCHES NOMINAL SINGLE GROUP IN
  • Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP
  • Terminal Type and Quantity: 2 WIRE LEAD
  • Body Outside Diameter: 0.685 INCHES NOMINAL IN
  • Body Length: 0.400 INCHES NOMINAL IN
  • Inclosure Type: HERMETICALLY SEALED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-954-2298, 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 Kearfott Corporation Div Guidance and Navigation Division. Government technical data includes 14 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-954-2298
Primary Part Number129-126-0154
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerKearfott Corporation Div Guidance and Navigation Division
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Mounting Hole Diameter0.099 INCHES NOMINAL SINGLE GROUP IN
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Terminal Type and Quantity2 WIRE LEAD
Body Outside Diameter0.685 INCHES NOMINAL IN
Body Length0.400 INCHES NOMINAL IN
Inclosure TypeHERMETICALLY SEALED
DC Resistance Rating in Ohms7.000 SINGLE COMPONENT SINGLE WINDING
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Inductance TypeFIXED
Mounting Facility Quantity1 SINGLE GROUP
Winding Operating Current50.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Winding Quantity1 SINGLE COMPONENT
Inductance Rating5.90 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
8145-00-134-367012820 INTERCHANGEABLE
Shipping and Storag
The Champion Company Div Ground Support Equipment
5945-00-534-74631282 INTERCHANGEABLE
Relay,electromagnetic
Power Control Devices, Inc.
5961-00-617-4347117257-001 INTERCHANGEABLE
Semiconductor Device,diode
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
4810-00-694-752112820 INTERCHANGEABLE
Valve,linear,directional Control
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
5998-01-025-131210979 INTERCHANGEABLE
Circuit Card Assembly
L3 Technologies, Inc. Div L3harris Edo Western Corporation
6150-01-174-797512820 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5950-01-256-156911567767 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
5120-01-335-071332005 INTERCHANGEABLE
Handle,socket Wrench
Williams J H Industrial Products Inc
2590-01-371-283212820 INTERCHANGEABLE
Bracket,vehicular Components
DP Manufacturing Inc.
5315-01-539-358712820 INTERCHANGEABLE
Pin,lock,detent
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
12820 Torotel, Inc. Div Torotel Products, Inc. (USA)
129-126-0154 PRIMARY Kearfott Corporation Div Guidance and Navigation Division (USA)
55465 PRIMARY Hamilton Watch Co Inc (USA)
26-0650-03 Hisonic, Llc (USA)
26-5060-03 PRIMARY Hisonic, Llc (USA)
Related Parts
8145-00-134-3670INTERCHANGEABLE
SHIPPING AND STORAG
12820
5945-00-534-7463INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
1282
5961-00-617-4347INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
117257-001
4810-00-694-7521INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
12820
5998-01-025-1312INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
10979
6150-01-174-7975INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
12820
5950-01-256-1569INTERCHANGEABLE
TRANSFORMER,POWER
11567767
5120-01-335-0713INTERCHANGEABLE
HANDLE,SOCKET WRENCH
32005
2590-01-371-2832INTERCHANGEABLE
BRACKET,VEHICULAR COMPONENTS
12820
5315-01-539-3587INTERCHANGEABLE
PIN,LOCK,DETENT
12820
6520-01-594-7024INTERCHANGEABLE
FILE,PULP CANAL,DENTAL
6110-01-653-3146INTERCHANGEABLE
CONTROLLER,WINCH
55465

Frequently Asked Questions

What is NSN 5950-00-954-2298?

NSN 5950-00-954-2298 is a Reactor, manufactured by Kearfott Corporation Div Guidance and Navigation Division, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-954-2298?

NSN 5950-00-954-2298 has 5 cross-referenced part numbers: 12820 (Torotel, Inc. Div Torotel Products, Inc.), 129-126-0154 (Kearfott Corporation Div Guidance and Navigation Division), 55465 (Hamilton Watch Co Inc), 26-0650-03 (Hisonic, Llc), 26-5060-03 (Hisonic, Llc).

What NSN replaces 5950-00-954-2298?

There are 12 known substitutes for 5950-00-954-2298: 8145-00-134-3670, 5945-00-534-7463, 5961-00-617-4347 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 129-126-0154?

Key specifications for 129-126-0154: Reliability Indicator: NOT ESTABLISHED; Mounting Hole Diameter: 0.099 INCHES NOMINAL SINGLE GROUP IN; Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP; Terminal Type and Quantity: 2 WIRE LEAD. 14 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com