PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S1317665BTransformer,power

Westinghouse Electric Corp · NSN 5950-00-973-4474 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-973-4474 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-973-4474. Primary manufacturer part number: S1317665B.
Features
  • Transformer,power — FSC 5950
  • Maximum Transformer Power Rating: 25.0 KILOVOLT-AMPERE SINGLE COMPONENT
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 12.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
  • Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT
  • Inclosure Type: FULLY INCLOSED
  • Terminal Type and Quantity: 4 WIRE LEAD
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-973-4474, 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 Westinghouse Electric Corp. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-973-4474
Primary Part NumberS1317665B
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerWestinghouse Electric Corp
StatusACTIVE
Maximum Transformer Power Rating25.0 KILOVOLT-AMPERE SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length12.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Terminal Type and Quantity4 WIRE LEAD
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Maximum Operating Temp80.0 CELSIUS DEGC
Mounting Hole Diameter0.500 INCHES NOMINAL SINGLE GROUP IN
Mounting Facility Quantity4 SINGLE GROUP
Winding Operating Voltage120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width10.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage450.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Cooling MethodSELF-COOLED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5950-00-682-3433S6202-3123470GP3 INTERCHANGEABLE
Transformer,power
Naval Ship Systems Command
Cross-Reference Index
Part NumberManufacturer
S6202F3125454GR3 Naval Ship Systems Command (USA)
34A7418GR3 Westinghouse Electric Corp (USA)
S1317665B PRIMARY Westinghouse Electric Corp (USA)
Related Parts
5950-00-682-3433INTERCHANGEABLE
TRANSFORMER,POWER
S6202-3123470GP3

Frequently Asked Questions

What is NSN 5950-00-973-4474?

NSN 5950-00-973-4474 is a Transformer,power, manufactured by Westinghouse Electric Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-973-4474?

NSN 5950-00-973-4474 has 3 cross-referenced part numbers: S6202F3125454GR3 (Naval Ship Systems Command), 34A7418GR3 (Westinghouse Electric Corp), S1317665B (Westinghouse Electric Corp).

What NSN replaces 5950-00-973-4474?

There is 1 known substitute for 5950-00-973-4474: 5950-00-682-3433. Verify interchangeability with system specifications before substitution.

What are the specifications of S1317665B?

Key specifications for S1317665B: Maximum Transformer Power Rating: 25.0 KILOVOLT-AMPERE SINGLE COMPONENT; Center to Center Distance Between Mounting Facilities Parallel to Length: 12.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP; Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT. 18 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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