PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18156Transformer,power

Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems · NSN 5950-01-035-8863 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-035-8863 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-035-8863. Primary manufacturer part number: 18156.
Features
  • Transformer,power — FSC 5950
  • Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT
  • Body Width: 3.120 INCHES MAXIMUM IN
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Winding Power Rating: 7.5 KILOVOLT-AMPERES SINGLE COMPONENT SINGLE SECONDARY
  • Terminal Type and Quantity: 6 COLLAR/RING AND 3 EYELET
  • Body Length: 8.060 INCHES MAXIMUM IN
  • Inclosure Type: FULLY INCLOSED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-035-8863, 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 Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems. Government technical data includes 11 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-035-8863
Primary Part Number18156
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUnitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems
StatusACTIVE
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Body Width3.120 INCHES MAXIMUM IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Winding Power Rating7.5 KILOVOLT-AMPERES SINGLE COMPONENT SINGLE SECONDARY
Terminal Type and Quantity6 COLLAR/RING AND 3 EYELET
Body Length8.060 INCHES MAXIMUM IN
Inclosure TypeFULLY INCLOSED
Body Height6.500 INCHES MAXIMUM IN
Winding Operating Voltage220.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Mounting MethodBRACKET(S) SINGLE GROUP
Input-Output Phase RelationshipTHREE PHASE TO THREE PHASE SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5841-00-090-307718156 INTERCHANGEABLE
Balance
Raytheon Company Dba Raytheon
3110-00-293-9338 INTERCHANGEABLE
Bearing,ball,annular
5330-00-527-770818156 INTERCHANGEABLE
Gasket
Hiller Aircraft Corporation
5315-00-811-649818156 INTERCHANGEABLE
Pin,straight,threaded
Cadillac Gage Textron Inc.
6545-01-586-6504UA 244A INTERCHANGEABLE
Medical Equipment Set,air Ambula
Department of the Army U S Army Medical Material Agency Mcmr-Mmo-Sa
Cross-Reference Index
Part NumberManufacturer
18156 Unitron Inc (USA)
18156 PRIMARY Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems (USA)
Related Parts
5841-00-090-3077INTERCHANGEABLE
BALANCE
18156
3110-00-293-9338INTERCHANGEABLE
BEARING,BALL,ANNULAR
5330-00-527-7708INTERCHANGEABLE
GASKET
18156
5315-00-811-6498INTERCHANGEABLE
PIN,STRAIGHT,THREADED
18156
6545-01-586-6504INTERCHANGEABLE
MEDICAL EQUIPMENT SET,AIR AMBULA
UA 244A

Frequently Asked Questions

What is NSN 5950-01-035-8863?

NSN 5950-01-035-8863 is a Transformer,power, manufactured by Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-035-8863?

NSN 5950-01-035-8863 has 2 cross-referenced part numbers: 18156 (Unitron Inc), 18156 (Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems).

What NSN replaces 5950-01-035-8863?

There are 5 known substitutes for 5950-01-035-8863: 5841-00-090-3077, 3110-00-293-9338, 5330-00-527-7708 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18156?

Key specifications for 18156: Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT; Body Width: 3.120 INCHES MAXIMUM IN; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT; Winding Power Rating: 7.5 KILOVOLT-AMPERES SINGLE COMPONENT SINGLE SECONDARY. 11 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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