PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52639Transformer,power

Stewart & Stevenson Power Products Llc · NSN 5950-00-751-8975 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-751-8975 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-751-8975. Primary manufacturer part number: 52639.
Features
  • Transformer,power — FSC 5950
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.866 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Terminal Type and Quantity: 22 TAB, SOLDER LUG
  • Inclosure Type: FULLY INCLOSED
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 4.465 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Reliability Indicator: NOT ESTABLISHED
  • Mounting Facility Quantity: 4 SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-751-8975, 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 Stewart & Stevenson Power Products Llc. Government technical data includes 7 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-751-8975
Primary Part Number52639
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerStewart & Stevenson Power Products Llc
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Width1.866 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity22 TAB, SOLDER LUG
Inclosure TypeFULLY INCLOSED
Center to Center Distance Between Mounting Facilities Parallel to Length4.465 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Mounting Facility Quantity4 SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3455-00-021-2413 INTERCHANGEABLE
File,rotary
3110-00-100-059752639 INTERCHANGEABLE
Cup,tapered Roller Bearing
Ntn Bearing Corporation of America
3110-00-120-43660R122012 INTERCHANGEABLE
Bearing,roller,needle
Timken Aerospace, Inc Dba Torrington Product
8140-01-047-7131100247 INTERCHANGEABLE
Plug,access
Prc Composites, Llc Dba Globe Plastics
5910-01-049-1268 INTERCHANGEABLE
Capacitor,fixed,electrolytic
5365-01-225-7766 INTERCHANGEABLE
Shim
5995-01-460-7340 INTERCHANGEABLE
Cable Assembly,special Purpose,e
6515-01-516-1474950123-012 INTERCHANGEABLE
Transformer,electrical Safety an
Fluke Biomedical Corporation
4320-01-535-3708100247 INTERCHANGEABLE
Impeller,pump,centrifugal
North American Marine Jet, Inc
4730-01-597-6993100247 INTERCHANGEABLE
Nut,pipe,spec
Waygate Technologies Usa Lp Dba Ge Inspection Technologies Lp
Cross-Reference Index
Part NumberManufacturer
52639 Stewart & Stevenson Power Products Llc (USA)
10024-7 Square D Co Electromagnetic Industries Div (USA)
Related Parts
3455-00-021-2413INTERCHANGEABLE
FILE,ROTARY
3110-00-100-0597INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
52639
3110-00-120-4366INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
0R122012
8140-01-047-7131INTERCHANGEABLE
PLUG,ACCESS
100247
5910-01-049-1268INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
5365-01-225-7766INTERCHANGEABLE
SHIM
5995-01-460-7340INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
6515-01-516-1474INTERCHANGEABLE
TRANSFORMER,ELECTRICAL SAFETY AN
950123-012
4320-01-535-3708INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
100247
4730-01-597-6993INTERCHANGEABLE
NUT,PIPE,SPEC
100247
2990-01-683-8050INTERCHANGEABLE
SENSOR,EXHAUST GAS,OXYGEN,EMISSI
10-0247

Frequently Asked Questions

What is NSN 5950-00-751-8975?

NSN 5950-00-751-8975 is a Transformer,power, manufactured by Stewart & Stevenson Power Products Llc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-751-8975?

NSN 5950-00-751-8975 has 2 cross-referenced part numbers: 52639 (Stewart & Stevenson Power Products Llc), 10024-7 (Square D Co Electromagnetic Industries Div).

What NSN replaces 5950-00-751-8975?

There are 11 known substitutes for 5950-00-751-8975: 3455-00-021-2413, 3110-00-100-0597, 3110-00-120-4366 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 52639?

Key specifications for 52639: Center to Center Distance Between Mounting Facilities Parallel to Width: 1.866 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Terminal Type and Quantity: 22 TAB, SOLDER LUG; Inclosure Type: FULLY INCLOSED; Overall Width: 4.616 INCHES NOMINAL IN. 10 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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