PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28512Transformer,pulse

Freed Transformer Co · NSN 5950-00-645-6295 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-645-6295 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-645-6295. Primary manufacturer part number: 28512.
Features
  • Transformer,pulse — FSC 5950
  • Inclosure Type: HERMETICALLY SEALED
  • Body Length: 1.312 INCHES NOMINAL IN
  • Reliability Indicator: NOT ESTABLISHED
  • Impedance Rating in Ohms: 180.0 NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 0.973 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Terminal Type and Quantity: 6 SOLDER STUD
  • Thread Quantity Per Inch: 32 SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,pulse, cataloged under National Stock Number 5950-00-645-6295, 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 Freed Transformer Co. Government technical data includes 18 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
NSN5950-00-645-6295
Primary Part Number28512
Item NameTransformer,pulse
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusACTIVE
Inclosure TypeHERMETICALLY SEALED
Body Length1.312 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Impedance Rating in Ohms180.0 NOMINAL SINGLE COMPONENT SECOND SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Width0.973 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity6 SOLDER STUD
Thread Quantity Per Inch32 SINGLE GROUP
Body Height1.750 INCHES NOMINAL IN
Body Width1.312 INCHES NOMINAL IN
Impedance Rating in Ohms750.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Pulse Repetition Rate4.1 KILOHERTZ SINGLE COMPONENT
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Mounting Facility Quantity4 SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Impedance Rating in Ohms450.0 NOMINAL SINGLE COMPONENT FIRST SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Length0.973 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
2825-00-146-408328512 INTERCHANGEABLE
Lever
Sarco Inc
3455-00-187-2572101002 INTERCHANGEABLE
File,rotary
Jarvis Cutting Tools Inc
2805-00-374-9746 INTERCHANGEABLE
Rotor,engine Poppet Valve
5930-00-581-3613BZ7RDT05 INTERCHANGEABLE
Switch,sensitive
Honeywell International Inc. Dba Honeyweel Sensing & Controls
5961-00-782-7664618609-1 INTERCHANGEABLE
Transistor
Raytheon Company
6145-00-808-3537HP3-EXBBB0 INTERCHANGEABLE
Wire,electrical
National Electrical Mfrs Assn Dba Nema
3040-01-279-02855030767-18 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Hyster-Yale Group, Inc. Dba Yale Materials Handling
2530-01-286-8483 INTERCHANGEABLE
Cylinder Assembly,actuating,line
1650-01-421-649828512 INTERCHANGEABLE
Dampener,roller,winch,aircraft
Ontic Engineering and Manufacturing, Inc.
4720-01-497-0315285-12 INTERCHANGEABLE
Hose,nonmetallic
Parker-Hannifin Corporation Dba Pneutronics Div Hose Products Division
Cross-Reference Index
Part NumberManufacturer
28512 Freed Transformer Co (USA)
C51854REVA Mutron Corp (USA)
Related Parts
2825-00-146-4083INTERCHANGEABLE
LEVER
28512
3455-00-187-2572INTERCHANGEABLE
FILE,ROTARY
101002
2805-00-374-9746INTERCHANGEABLE
ROTOR,ENGINE POPPET VALVE
5930-00-581-3613INTERCHANGEABLE
SWITCH,SENSITIVE
BZ7RDT05
5961-00-782-7664INTERCHANGEABLE
TRANSISTOR
618609-1
6145-00-808-3537INTERCHANGEABLE
WIRE,ELECTRICAL
HP3-EXBBB0
3040-01-279-0285INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
5030767-18
2530-01-286-8483INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
1650-01-421-6498INTERCHANGEABLE
DAMPENER,ROLLER,WINCH,AIRCRAFT
28512
4720-01-497-0315INTERCHANGEABLE
HOSE,NONMETALLIC
285-12
8465-01-619-2160INTERCHANGEABLE
DESCENDER,MOUNTAIN CLIMBERS
28512

Frequently Asked Questions

What is NSN 5950-00-645-6295?

NSN 5950-00-645-6295 is a Transformer,pulse, manufactured by Freed Transformer Co, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-645-6295?

NSN 5950-00-645-6295 has 2 cross-referenced part numbers: 28512 (Freed Transformer Co), C51854REVA (Mutron Corp).

What NSN replaces 5950-00-645-6295?

There are 11 known substitutes for 5950-00-645-6295: 2825-00-146-4083, 3455-00-187-2572, 2805-00-374-9746 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 28512?

Key specifications for 28512: Inclosure Type: HERMETICALLY SEALED; Body Length: 1.312 INCHES NOMINAL IN; Reliability Indicator: NOT ESTABLISHED; Impedance Rating in Ohms: 180.0 NOMINAL SINGLE COMPONENT SECOND SECONDARY. 18 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com