PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R312Reactor

Pard Transformer Corp · NSN 5950-00-089-1223 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-089-1223 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-089-1223. Primary manufacturer part number: R312.
Features
  • Reactor — FSC 5950
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • DC Resistance Rating in Ohms: 0.030 SINGLE COMPONENT SINGLE WINDING
  • Terminal Type and Quantity: 2 STANDOFF, THREADED STUD
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Body Width: 2.688 INCHES NOMINAL IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Winding Quantity: 1 SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-089-1223, 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 Pard Transformer Corp. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-089-1223
Primary Part NumberR312
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerPard Transformer Corp
StatusACTIVE
Mounting Facility Quantity2 SINGLE GROUP
DC Resistance Rating in Ohms0.030 SINGLE COMPONENT SINGLE WINDING
Terminal Type and Quantity2 STANDOFF, THREADED STUD
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Body Width2.688 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Quantity1 SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Inductance TypeFIXED
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current16.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Body Height3.188 INCHES NOMINAL IN
Thread Quantity Per Inch32 SINGLE GROUP
Inductance Rating340.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Body Length3.062 INCHES NOMINAL IN
Distance Between Mounting Facility Centers1.859 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4320-00-214-0127R312 INTERCHANGEABLE
Pump Unit,centrifugal
Circor Naval Solutions Llc Dba Warren Pumps
5340-00-489-5185R31-1A INTERCHANGEABLE
Handle,door
Adams Rite Aerospace, Inc
6660-00-498-9689R312 INTERCHANGEABLE
Hammer,print
Simplex Time Recorder Llc
3010-00-713-46031522762 INTERCHANGEABLE
Clutch Assembly,friction
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
2920-00-732-45485Y7242 INTERCHANGEABLE
Parts Kit,regulator
Napco International Llc Dba Napco International Inc
5905-00-821-6437R31-2 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Cae Usa Inc.
4820-00-877-6802A7810 INTERCHANGEABLE
Cock,poppet Drain
Eaton Aerospace Llc Div Fluid and Electrical Distribution Division
5325-00-982-0177 INTERCHANGEABLE
Receptacle,turnlock Fastener
1650-01-131-884641003557-101 INTERCHANGEABLE
Cylinder,actuating,linear
Woodward Hrt Inc
Cross-Reference Index
Part NumberManufacturer
R312 Pard Transformer Corp
C11124 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
10106115 Us Army Aviation and Missile Command (USA)
K5880 Keytronics, Inc. Div Api Technologies Corp- Magnetics (USA)
ST-30662 Sterling Transformer Corp (USA)
A7810 Autodyne Manufacturing Co Inc (USA)
Related Parts
4320-00-214-0127INTERCHANGEABLE
PUMP UNIT,CENTRIFUGAL
R312
5340-00-489-5185INTERCHANGEABLE
HANDLE,DOOR
R31-1A
6660-00-498-9689INTERCHANGEABLE
HAMMER,PRINT
R312
3010-00-713-4603INTERCHANGEABLE
CLUTCH ASSEMBLY,FRICTION
1522762
2920-00-732-4548INTERCHANGEABLE
PARTS KIT,REGULATOR
5Y7242
5905-00-821-6437INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
R31-2
4820-00-877-6802INTERCHANGEABLE
COCK,POPPET DRAIN
A7810
5325-00-982-0177INTERCHANGEABLE
RECEPTACLE,TURNLOCK FASTENER
1650-01-131-8846INTERCHANGEABLE
CYLINDER,ACTUATING,LINEAR
41003557-101

Frequently Asked Questions

What is NSN 5950-00-089-1223?

NSN 5950-00-089-1223 is a Reactor, manufactured by Pard Transformer Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-089-1223?

NSN 5950-00-089-1223 has 6 cross-referenced part numbers: R312 (Pard Transformer Corp), C11124 (Electronic Transformer Corp Div Electronic Transformer Corporation), 10106115 (Us Army Aviation and Missile Command), K5880 (Keytronics, Inc. Div Api Technologies Corp- Magnetics), ST-30662 (Sterling Transformer Corp) and 1 more.

What NSN replaces 5950-00-089-1223?

There are 9 known substitutes for 5950-00-089-1223: 4320-00-214-0127, 5340-00-489-5185, 6660-00-498-9689 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of R312?

Key specifications for R312: Mounting Facility Quantity: 2 SINGLE GROUP; DC Resistance Rating in Ohms: 0.030 SINGLE COMPONENT SINGLE WINDING; Terminal Type and Quantity: 2 STANDOFF, THREADED STUD; Mounting Method: THREADED STUD(S) SINGLE GROUP. 18 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