PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18943Transformer,power

Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems · NSN 5950-00-658-3451 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-658-3451 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-658-3451. Primary manufacturer part number: 18943.
Features
  • Transformer,power — FSC 5950
  • Body Height: 0.636 INCHES NOMINAL IN
  • Inclosure Type: HERMETICALLY SEALED
  • Terminal Type and Quantity: 5 PIN
  • Mounting Method: TERMINAL SINGLE GROUP
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • 2 verified cross-references
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-658-3451, 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 6 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-658-3451
Primary Part Number18943
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUnitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems
StatusACTIVE
Body Height0.636 INCHES NOMINAL IN
Inclosure TypeHERMETICALLY SEALED
Terminal Type and Quantity5 PIN
Mounting MethodTERMINAL SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
9905-01-097-836818943 INTERCHANGEABLE
Plate,instruction
Kurz & Root Generator Company, Llc
4820-01-144-837418943 INTERCHANGEABLE
Cartridge,check Valve
Time Manufacturing Company Dba Time Manufacturing Company
5331-01-228-330818943 INTERCHANGEABLE
O-Ring
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
3020-01-415-2589S23425-004 INTERCHANGEABLE
Gear,bevel
B.w. Elliott Manufacturing Co., Llc
3010-01-415-3180S18943-503 INTERCHANGEABLE
Drive Unit,angle
B.w. Elliott Manufacturing Co., Llc
3010-01-415-4370S18943-502 INTERCHANGEABLE
Drive Unit,angle
B.w. Elliott Manufacturing Co., Llc
4730-01-416-0441S07984-003 INTERCHANGEABLE
Plug,pipe
B.w. Elliott Manufacturing Co., Llc
3010-01-440-5178S18943-501 INTERCHANGEABLE
Drive Unit,angle
B.w. Elliott Manufacturing Co., Llc
4030-01-505-811418943 INTERCHANGEABLE
Guy Attachment
R. M. Young Company Llc
5305-01-580-764212759-00944 INTERCHANGEABLE
Screw,cap,hexagon Head
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
18943 Unitron Inc (USA)
18943 PRIMARY Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems (USA)
Related Parts
9905-01-097-8368INTERCHANGEABLE
PLATE,INSTRUCTION
18943
4820-01-144-8374INTERCHANGEABLE
CARTRIDGE,CHECK VALVE
18943
5331-01-228-3308INTERCHANGEABLE
O-RING
18943
3020-01-415-2589INTERCHANGEABLE
GEAR,BEVEL
S23425-004
3010-01-415-3180INTERCHANGEABLE
DRIVE UNIT,ANGLE
S18943-503
3010-01-415-4370INTERCHANGEABLE
DRIVE UNIT,ANGLE
S18943-502
4730-01-416-0441INTERCHANGEABLE
PLUG,PIPE
S07984-003
3010-01-440-5178INTERCHANGEABLE
DRIVE UNIT,ANGLE
S18943-501
4030-01-505-8114INTERCHANGEABLE
GUY ATTACHMENT
18943
5305-01-580-7642INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
12759-00944

Frequently Asked Questions

What is NSN 5950-00-658-3451?

NSN 5950-00-658-3451 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 5950-00-658-3451?

NSN 5950-00-658-3451 has 2 cross-referenced part numbers: 18943 (Unitron Inc), 18943 (Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems).

What NSN replaces 5950-00-658-3451?

There are 10 known substitutes for 5950-00-658-3451: 9905-01-097-8368, 4820-01-144-8374, 5331-01-228-3308 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18943?

Key specifications for 18943: Overall Length: 0.902 INCHES NOMINAL IN; Body Height: 0.636 INCHES NOMINAL IN; Inclosure Type: HERMETICALLY SEALED; Terminal Type and Quantity: 5 PIN. 8 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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