PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L42Transformer,pulse

Oeco, Llc · NSN 5950-00-646-3907 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-646-3907 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-646-3907. Primary manufacturer part number: L42.
Features
  • Transformer,pulse — FSC 5950
  • Terminal Type and Quantity: 4 WIRE LEAD
  • Impedance Rating in Ohms: 1483.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Inclosure Type: FULLY INCLOSED
  • Primary to Secondary Turn Ratio: 4 TO 1 SINGLE COMPONENT
  • Impedance Rating in Ohms: 93.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Body Length: 1.000 INCHES NOMINAL IN
  • Mounting Method: TERMINAL 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 5950-00-646-3907, 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 Oeco, Llc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-646-3907
Primary Part NumberL42
Item NameTransformer,pulse
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerOeco, Llc
StatusACTIVE
Terminal Type and Quantity4 WIRE LEAD
Impedance Rating in Ohms1483.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Inclosure TypeFULLY INCLOSED
Primary to Secondary Turn Ratio4 TO 1 SINGLE COMPONENT
Impedance Rating in Ohms93.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Length1.000 INCHES NOMINAL IN
Mounting MethodTERMINAL SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Body Outside Diameter0.500 INCHES NOMINAL IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3110-00-112-6331043514 INTERCHANGEABLE
Bearing,roller,journal
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
3110-00-155-9000I70951 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
9330-01-003-0291 INTERCHANGEABLE
Plastic Sheet
3040-01-022-3512 INTERCHANGEABLE
Shaft
3455-01-073-1181 INTERCHANGEABLE
Cutter,milling,end
3040-01-078-762212271975 INTERCHANGEABLE
Clamp,hub
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5120-01-335-2130 INTERCHANGEABLE
Extension,socket Wrench
6520-01-460-7077 INTERCHANGEABLE
Crown,dental,temporary
Cross-Reference Index
Part NumberManufacturer
P1CL42 Oeco, Llc (USA)
L42 PRIMARY Oeco, Llc (USA)
Related Parts
3110-00-112-6331INTERCHANGEABLE
BEARING,ROLLER,JOURNAL
043514
3110-00-155-9000INTERCHANGEABLE
BEARING,BALL,ANNULAR
I70951
9330-01-003-0291INTERCHANGEABLE
PLASTIC SHEET
3040-01-022-3512INTERCHANGEABLE
SHAFT
3455-01-073-1181INTERCHANGEABLE
CUTTER,MILLING,END
3040-01-078-7622INTERCHANGEABLE
CLAMP,HUB
12271975
5120-01-335-2130INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
6520-01-460-7077INTERCHANGEABLE
CROWN,DENTAL,TEMPORARY

Frequently Asked Questions

What is NSN 5950-00-646-3907?

NSN 5950-00-646-3907 is a Transformer,pulse, manufactured by Oeco, Llc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-646-3907?

NSN 5950-00-646-3907 has 2 cross-referenced part numbers: P1CL42 (Oeco, Llc), L42 (Oeco, Llc).

What NSN replaces 5950-00-646-3907?

There are 8 known substitutes for 5950-00-646-3907: 3110-00-112-6331, 3110-00-155-9000, 9330-01-003-0291 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of L42?

Key specifications for L42: Terminal Type and Quantity: 4 WIRE LEAD; Impedance Rating in Ohms: 1483.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Inclosure Type: FULLY INCLOSED; Primary to Secondary Turn Ratio: 4 TO 1 SINGLE COMPONENT. 10 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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