PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12597Reactor

Robert M. Hadley Company, Inc. · NSN 5950-00-853-2755 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-853-2755 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-853-2755. Primary manufacturer part number: 12597.
Features
  • Reactor — FSC 5950
  • Thread Quantity Per Inch: 32 SINGLE GROUP
  • Inductance Rating: 150.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Operating Current: 750.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
  • Reliability Indicator: NOT ESTABLISHED
  • Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN
  • Terminal Type and Quantity: 2 TAB, SOLDER LUG
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-853-2755, 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 Robert M. Hadley Company, Inc.. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5950-00-853-2755
Primary Part Number12597
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRobert M. Hadley Company, Inc.
StatusACTIVE
Thread Quantity Per Inch32 SINGLE GROUP
Inductance Rating150.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Center to Center Distance Between Mounting Facilities Parallel to Length1.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current750.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Terminal Type and Quantity2 TAB, SOLDER LUG
Inductance TypeFIXED
Body Length2.312 INCHES NOMINAL IN
Inclosure TypeHERMETICALLY SEALED
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Mounting Facility Quantity4 SINGLE GROUP
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Body Height3.125 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.688 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Quantity1 SINGLE COMPONENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
DC Resistance Rating in Ohms7.500 SINGLE COMPONENT SINGLE WINDING
Body Width2.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4320-00-035-6899125-97 INTERCHANGEABLE
Seal Assembly,shaft,spring Loade
Dresser Industries Inc Leroi Div
4820-00-036-098912597 INTERCHANGEABLE
Seat,valve
Schneider Electric Systems Usa Inc
3040-00-147-2026312597 INTERCHANGEABLE
Lever,remote Control
Brp Us Inc
4820-00-845-1096 INTERCHANGEABLE
Cock,drain
3020-00-894-759312597 INTERCHANGEABLE
Gear,spur
Grimes Aerospace Company
3020-01-128-423612597 INTERCHANGEABLE
Gear,helical
Westerbeke Corporation
3455-01-336-166612597 INTERCHANGEABLE
Blade,band Saw,metal Cutting
L.s. Starrett Company (the) Div Tool Division
7045-01-367-0387 INTERCHANGEABLE
Disk,flexible
6550-01-575-105688753 INTERCHANGEABLE
Control,blood Chemistry
Quidel Corp
Cross-Reference Index
Part NumberManufacturer
12597 PRIMARY Robert M. Hadley Company, Inc. (USA)
Related Parts
4320-00-035-6899INTERCHANGEABLE
SEAL ASSEMBLY,SHAFT,SPRING LOADE
125-97
4820-00-036-0989INTERCHANGEABLE
SEAT,VALVE
12597
3040-00-147-2026INTERCHANGEABLE
LEVER,REMOTE CONTROL
312597
4820-00-845-1096INTERCHANGEABLE
COCK,DRAIN
3020-00-894-7593INTERCHANGEABLE
GEAR,SPUR
12597
3020-01-128-4236INTERCHANGEABLE
GEAR,HELICAL
12597
3455-01-336-1666INTERCHANGEABLE
BLADE,BAND SAW,METAL CUTTING
12597
7045-01-367-0387INTERCHANGEABLE
DISK,FLEXIBLE
6550-01-575-1056INTERCHANGEABLE
CONTROL,BLOOD CHEMISTRY
88753

Frequently Asked Questions

What is NSN 5950-00-853-2755?

NSN 5950-00-853-2755 is a Reactor, manufactured by Robert M. Hadley Company, Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-853-2755?

NSN 5950-00-853-2755 has 1 cross-referenced part number: 12597 (Robert M. Hadley Company, Inc.).

What NSN replaces 5950-00-853-2755?

There are 9 known substitutes for 5950-00-853-2755: 4320-00-035-6899, 4820-00-036-0989, 3040-00-147-2026 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12597?

Key specifications for 12597: Thread Quantity Per Inch: 32 SINGLE GROUP; Inductance Rating: 150.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Winding Operating Current: 750.0 MILLIAMPERES DC MAXIMUM 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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