PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T636303-501Transformer,discriminator

L3 Technologies, Inc. Div Communication Systems-East · NSN 5950-00-645-5404 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-645-5404 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-645-5404. Primary manufacturer part number: T636303-501.
Features
  • Transformer,discriminator — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Body Length: 2.141 INCHES NOMINAL IN
  • Terminal Type and Quantity: 7 PIN
  • Mounting Method: PLUG-IN SINGLE GROUP
  • Inclosure Type: FULLY INCLOSED
  • Body Outside Diameter: 1.062 INCHES NOMINAL IN
  • Frequency Rating: 4.3 KILOHERTZ MAXIMUM SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,discriminator, cataloged under National Stock Number 5950-00-645-5404, 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 L3 Technologies, Inc. Div Communication Systems-East. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5950-00-645-5404
Primary Part NumberT636303-501
Item NameTransformer,discriminator
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerL3 Technologies, Inc. Div Communication Systems-East
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Body Length2.141 INCHES NOMINAL IN
Terminal Type and Quantity7 PIN
Mounting MethodPLUG-IN SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Body Outside Diameter1.062 INCHES NOMINAL IN
Frequency Rating4.3 KILOHERTZ MAXIMUM SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5330-00-285-839420094 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5360-00-464-6712SP2131 INTERCHANGEABLE
Spring,spiral,torsion
Mahr Inc
5935-00-578-248831-192 INTERCHANGEABLE
Jack,tip
Triplett (bluffton) Corporation Dba Lfe Instruments
5950-01-123-492413090447 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
2940-01-447-178633192 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
Cross-Reference Index
Part NumberManufacturer
T636303-501 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
319-2 American Trans-Coil Corp (USA)
T636303-501 PRIMARY L3 Technologies, Inc. Div Communication Systems-East (USA)
Related Parts
5330-00-285-8394INTERCHANGEABLE
SEAL,PLAIN ENCASED
20094
5360-00-464-6712INTERCHANGEABLE
SPRING,SPIRAL,TORSION
SP2131
5935-00-578-2488INTERCHANGEABLE
JACK,TIP
31-192
5950-01-123-4924INTERCHANGEABLE
TRANSFORMER,POWER
13090447
2940-01-447-1786INTERCHANGEABLE
FILTER ELEMENT,FLUID
33192

Frequently Asked Questions

What is NSN 5950-00-645-5404?

NSN 5950-00-645-5404 is a Transformer,discriminator, manufactured by L3 Technologies, Inc. Div Communication Systems-East, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-645-5404?

NSN 5950-00-645-5404 has 3 cross-referenced part numbers: T636303-501 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), 319-2 (American Trans-Coil Corp), T636303-501 (L3 Technologies, Inc. Div Communication Systems-East).

What NSN replaces 5950-00-645-5404?

There are 5 known substitutes for 5950-00-645-5404: 5330-00-285-8394, 5360-00-464-6712, 5935-00-578-2488 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of T636303-501?

Key specifications for T636303-501: Reliability Indicator: NOT ESTABLISHED; Body Length: 2.141 INCHES NOMINAL IN; Terminal Type and Quantity: 7 PIN; Mounting Method: PLUG-IN SINGLE GROUP. 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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