PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5873Transformer,pulse

Pico Electronics Inc · NSN 5950-01-443-8144 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-443-8144 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-443-8144. Primary manufacturer part number: 5873.
Features
  • Transformer,pulse — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Test Data Document: 03538-77C957130 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
  • Winding Shielding Method: INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
  • Terminal Type and Quantity: 11 PIN
  • Winding Function and Quantity: 1 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
  • Inclosure Type: FULLY INCLOSED
  • 2 verified cross-references
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,pulse, cataloged under National Stock Number 5950-01-443-8144, 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 Pico Electronics Inc. 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-443-8144
Primary Part Number5873
Item NameTransformer,pulse
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerPico Electronics Inc
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Test Data Document03538-77C957130 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Terminal Type and Quantity11 PIN
Winding Function and Quantity1 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5325-00-282-49775873 INTERCHANGEABLE
Ring,retaining
Eaton Corp Transmission Div
8010-00-348-77168010-00-348-7716 INTERCHANGEABLE
Remover,paint
General Services Administration Federal Supply Service
2805-00-364-4932005873 INTERCHANGEABLE
Dowel,end Plate
Caterpillar Inc Div Caterpillar Defense
5945-00-402-1698B07A312AC3 INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
2805-00-696-69475873 INTERCHANGEABLE
Brace,control Panel
R.h. Industries, Inc.
1650-00-829-9804DS-922331 INTERCHANGEABLE
Cylinder Block,hydraulic Motor-P
Eaton Aerospace, Llc Dba Jackson South
5950-00-936-503213217E3783 INTERCHANGEABLE
Transformer,current
Cecom Lr Center
5340-01-177-85545873-00 INTERCHANGEABLE
Bracket,solenoid Valve
Pentair Filtration Solutions, Llc
4820-01-295-8540301596191 INTERCHANGEABLE
Seat,valve
Nicholson Steam Trap Inc
4730-01-296-2771422725 INTERCHANGEABLE
Adapter,straight,flange to Pipe
Nicholson Steam Trap Inc
Cross-Reference Index
Part NumberManufacturer
77C957130P1 Lockheed Martin Corporation Div Rms (USA)
5873 PRIMARY Pico Electronics Inc (USA)
Related Parts
5325-00-282-4977INTERCHANGEABLE
RING,RETAINING
5873
8010-00-348-7716INTERCHANGEABLE
REMOVER,PAINT
8010-00-348-7716
2805-00-364-4932INTERCHANGEABLE
DOWEL,END PLATE
005873
5945-00-402-1698INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
B07A312AC3
2805-00-696-6947INTERCHANGEABLE
BRACE,CONTROL PANEL
5873
1650-00-829-9804INTERCHANGEABLE
CYLINDER BLOCK,HYDRAULIC MOTOR-P
DS-922331
5950-00-936-5032INTERCHANGEABLE
TRANSFORMER,CURRENT
13217E3783
5340-01-177-8554INTERCHANGEABLE
BRACKET,SOLENOID VALVE
5873-00
4820-01-295-8540INTERCHANGEABLE
SEAT,VALVE
301596191
4730-01-296-2771INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO PIPE
422725
3010-01-297-3534INTERCHANGEABLE
BELLOWS,PRESSURE
015494
5315-01-459-5833INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5873

Frequently Asked Questions

What is NSN 5950-01-443-8144?

NSN 5950-01-443-8144 is a Transformer,pulse, manufactured by Pico Electronics Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-443-8144?

NSN 5950-01-443-8144 has 2 cross-referenced part numbers: 77C957130P1 (Lockheed Martin Corporation Div Rms), 5873 (Pico Electronics Inc).

What NSN replaces 5950-01-443-8144?

There are 12 known substitutes for 5950-01-443-8144: 5325-00-282-4977, 8010-00-348-7716, 2805-00-364-4932 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5873?

Key specifications for 5873: Reliability Indicator: NOT ESTABLISHED; Test Data Document: 03538-77C957130 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING); Winding Shielding Method: INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT; Terminal Type and Quantity: 11 PIN. 6 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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