PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25712Reactor

Freed Transformer Co · NSN 5950-00-645-1211 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-645-1211 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-645-1211. Primary manufacturer part number: 25712.
Features
  • Reactor — FSC 5950
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 4.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 5.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Height: 5.375 INCHES NOMINAL IN
  • Inclosure Type: PARTIALLY INCLOSED, DOUBLE SHELL
  • Inductance Type: FIXED
  • Inductance Rating: 2.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-645-1211, 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 Freed Transformer Co. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-645-1211
Primary Part Number25712
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Width4.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Facility Quantity4 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Length5.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Height5.375 INCHES NOMINAL IN
Inclosure TypePARTIALLY INCLOSED, DOUBLE SHELL
Inductance TypeFIXED
Inductance Rating2.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING
DC Resistance Rating in Ohms10.500 SINGLE COMPONENT SINGLE WINDING
Mounting MethodFLANGE AND SLOT SINGLE GROUP
Winding Operating Current2.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Body Width6.125 INCHES NOMINAL IN
Terminal Type and Quantity2 TAB, SOLDER LUG
Winding Quantity1 SINGLE COMPONENT
Body Length6.562 INCHES NOMINAL IN
Mounting Slot Width0.312 INCHES NOMINAL SINGLE GROUP IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5962-00-007-1008 INTERCHANGEABLE
Microcircuit,linear
2530-00-737-7726 INTERCHANGEABLE
Strut
4510-01-071-289125712 INTERCHANGEABLE
Spout,bathtub
Chatham Brass Co Inc
5340-01-479-171525712 INTERCHANGEABLE
Clamp,loop
Lister Petter Americas Incorporated
4820-01-492-444525712 INTERCHANGEABLE
Seat,valve
Moog Inc. Dba Ampac-Isp Corp
6665-01-703-245325712 INTERCHANGEABLE
Bag,automatic Chemical Agent Det
Smiths Detection Inc. Dba Smiths Detection Inc Casc
Cross-Reference Index
Part NumberManufacturer
25712 PRIMARY Freed Transformer Co (USA)
41927 Coast/advanced Chip Magnetics, Inc. (USA)
FR1123ISSUEA Bae Systems Information and Electronic Systems Integration Inc. (USA)
FR1123 Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc (USA)
Related Parts
5962-00-007-1008INTERCHANGEABLE
MICROCIRCUIT,LINEAR
2530-00-737-7726INTERCHANGEABLE
STRUT
4510-01-071-2891INTERCHANGEABLE
SPOUT,BATHTUB
25712
5340-01-479-1715INTERCHANGEABLE
CLAMP,LOOP
25712
4820-01-492-4445INTERCHANGEABLE
SEAT,VALVE
25712
6665-01-703-2453INTERCHANGEABLE
BAG,AUTOMATIC CHEMICAL AGENT DET
25712

Frequently Asked Questions

What is NSN 5950-00-645-1211?

NSN 5950-00-645-1211 is a Reactor, manufactured by Freed Transformer Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-645-1211?

NSN 5950-00-645-1211 has 4 cross-referenced part numbers: 25712 (Freed Transformer Co), 41927 (Coast/advanced Chip Magnetics, Inc.), FR1123ISSUEA (Bae Systems Information and Electronic Systems Integration Inc.), FR1123 (Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc).

What NSN replaces 5950-00-645-1211?

There are 6 known substitutes for 5950-00-645-1211: 5962-00-007-1008, 2530-00-737-7726, 4510-01-071-2891 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25712?

Key specifications for 25712: Center to Center Distance Between Mounting Facilities Parallel to Width: 4.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Facility Quantity: 4 SINGLE GROUP; Center to Center Distance Between Mounting Facilities Parallel to Length: 5.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Body Height: 5.375 INCHES NOMINAL IN. 16 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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