PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40401Transformer,pulse

Coast/advanced Chip Magnetics, Inc. · NSN 5950-00-509-1210 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-509-1210 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-509-1210. Primary manufacturer part number: 40401.
Features
  • Transformer,pulse — FSC 5950
  • Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN
  • Impedance Rating in Ohms: 2.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Thread Quantity Per Inch: 40 SINGLE GROUP
  • Reliability Indicator: NOT ESTABLISHED
  • Impedance Rating in Ohms: 2.0 NOMINAL SINGLE COMPONENT ALL SECONDARY
  • Primary to Secondary Turn Ratio: 1 TO 1 TO 1 SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,pulse, cataloged under National Stock Number 5950-00-509-1210, 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 Coast/advanced Chip Magnetics, Inc.. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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
NSN5950-00-509-1210
Primary Part Number40401
Item NameTransformer,pulse
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerCoast/advanced Chip Magnetics, Inc.
StatusACTIVE
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Impedance Rating in Ohms2.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Mounting Facility Quantity2 SINGLE GROUP
Thread Quantity Per Inch40 SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Impedance Rating in Ohms2.0 NOMINAL SINGLE COMPONENT ALL SECONDARY
Primary to Secondary Turn Ratio1 TO 1 TO 1 SINGLE COMPONENT
DC Resistance Rating in Ohms2.200 SINGLE COMPONENT SECOND SECONDARY
DC Resistance Rating in Ohms1.800 SINGLE COMPONENT SINGLE PRIMARY
Body Length1.125 INCHES NOMINAL IN
Inductance Rating0.40 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Terminal Type and Quantity6 TAB, SOLDER LUG
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Distance Between Mounting Facility Centers0.720 INCHES MINIMUM AND 0.780 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
DC Resistance Rating in Ohms2.000 SINGLE COMPONENT FIRST SECONDARY
Body Width0.375 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Inclosure TypeOPEN
Inductance Rating0.40 MILLIHENRIES NOMINAL SINGLE COMPONENT ALL SECONDARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6635-00-018-5844CF-0502-HR INTERCHANGEABLE
Transducer,ultrasonic
Technisonic Research, Inc
4820-00-036-338940401 INTERCHANGEABLE
Seat,valve
Northrop Grumman Systems Corporation Div Marine Systems
5935-00-249-1679 INTERCHANGEABLE
Socket,plug-in Electronic Compon
3040-00-317-31974501-203 INTERCHANGEABLE
Connecting Link,rigid
Tyee Aircraft Inc Div Tyee Aircraft
5307-00-466-4746 INTERCHANGEABLE
Stud,plain
2940-00-529-2738122-0037 INTERCHANGEABLE
Filter Element,fluid
Cummins Power Generation Inc.
5935-00-801-65284040-1 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Dri Relays Inc. Dba Dri Relays Inc
6350-00-932-5546613906-1 INTERCHANGEABLE
Light Box Assy
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
5935-00-986-74142067009 INTERCHANGEABLE
Socket,plug-in Electronic Compon
L3harris Technologies, Inc.
3455-00-997-242316247 INTERCHANGEABLE
Cutter,milling,angle
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
Cross-Reference Index
Part NumberManufacturer
40401 Coast/advanced Chip Magnetics, Inc. (USA)
560511 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
TE5695 Transformer Engineers Co a Div of Standard Industries Inc (USA)
560511 Rca Corp Rca Laboratories (USA)
50439 Coiltron Inc Div Coiltron (USA)
Related Parts
6635-00-018-5844INTERCHANGEABLE
TRANSDUCER,ULTRASONIC
CF-0502-HR
4820-00-036-3389INTERCHANGEABLE
SEAT,VALVE
40401
5935-00-249-1679INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
3040-00-317-3197INTERCHANGEABLE
CONNECTING LINK,RIGID
4501-203
5307-00-466-4746INTERCHANGEABLE
STUD,PLAIN
2940-00-529-2738INTERCHANGEABLE
FILTER ELEMENT,FLUID
122-0037
5935-00-801-6528INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
4040-1
6350-00-932-5546INTERCHANGEABLE
LIGHT BOX ASSY
613906-1
5935-00-986-7414INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
2067009
3455-00-997-2423INTERCHANGEABLE
CUTTER,MILLING,ANGLE
16247
4820-01-094-6253INTERCHANGEABLE
VALVE,CHECK
4730-01-253-7329INTERCHANGEABLE
NIPPLE,PIPE

Frequently Asked Questions

What is NSN 5950-00-509-1210?

NSN 5950-00-509-1210 is a Transformer,pulse, manufactured by Coast/advanced Chip Magnetics, Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-509-1210?

NSN 5950-00-509-1210 has 5 cross-referenced part numbers: 40401 (Coast/advanced Chip Magnetics, Inc.), 560511 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), TE5695 (Transformer Engineers Co a Div of Standard Industries Inc), 560511 (Rca Corp Rca Laboratories), 50439 (Coiltron Inc Div Coiltron).

What NSN replaces 5950-00-509-1210?

There are 12 known substitutes for 5950-00-509-1210: 6635-00-018-5844, 4820-00-036-3389, 5935-00-249-1679 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40401?

Key specifications for 40401: Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN; Impedance Rating in Ohms: 2.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Mounting Facility Quantity: 2 SINGLE GROUP; Thread Quantity Per Inch: 40 SINGLE GROUP. 23 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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