PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42-40Toroid Coil Assy

Symmetricom, Inc · NSN 5950-01-186-3855 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-186-3855 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-186-3855. Primary manufacturer part number: 42-40.
Features
  • Toroid Coil Assy — FSC 5950
  • 1 verified cross-reference
  • Primary manufacturer: Symmetricom, Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Toroid Coil Assy, cataloged under National Stock Number 5950-01-186-3855, 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 Symmetricom, Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameToroid Coil Assy
FSC / FSG5950 — No Item Name Available (FSG 59)
ManufacturersSymmetricom, Inc (CAGE 56738)
Technical Specifications
ParameterValue
NSN5950-01-186-3855
Primary Part Number42-40
Item NameToroid Coil Assy
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerSymmetricom, Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-065-3274900086-0052 INTERCHANGEABLE
Transformer,audio Frequency
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4940-00-125-79064240A INTERCHANGEABLE
Press,hydraulic,portable
Bosch Automotive Service Solutions Inc.
5975-00-141-05314240 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
2920-00-371-46114240 INTERCHANGEABLE
Clamp,ignition Cabl3
L & L Boiler Maintenance Inc
5935-00-848-7921 INTERCHANGEABLE
Adapter,connector
9320-01-048-2928 INTERCHANGEABLE
Rubber Sheet,solid
4730-01-151-71634240-8 INTERCHANGEABLE
Inverted Nut,tube Coupling
Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp
4820-01-223-8644020230830K INTERCHANGEABLE
Valve,check
Tate Andale, Llc
6625-01-235-83914240 INTERCHANGEABLE
Power Sensor
Boonton Electronics Corporation Div Boonton Electronics
5945-01-358-88204-240 INTERCHANGEABLE
Solenoid,electrical
Ingersoll-Rand Co Material Handling Div
Cross-Reference Index
Part NumberManufacturer
42-40 Symmetricom, Inc (USA)
Related Parts
5950-00-065-3274INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
900086-0052
4940-00-125-7906INTERCHANGEABLE
PRESS,HYDRAULIC,PORTABLE
4240A
5975-00-141-0531INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
4240
2920-00-371-4611INTERCHANGEABLE
CLAMP,IGNITION CABL3
4240
5935-00-848-7921INTERCHANGEABLE
ADAPTER,CONNECTOR
9320-01-048-2928INTERCHANGEABLE
RUBBER SHEET,SOLID
4730-01-151-7163INTERCHANGEABLE
INVERTED NUT,TUBE COUPLING
4240-8
4820-01-223-8644INTERCHANGEABLE
VALVE,CHECK
020230830K
6625-01-235-8391INTERCHANGEABLE
POWER SENSOR
4240
5945-01-358-8820INTERCHANGEABLE
SOLENOID,ELECTRICAL
4-240
4820-01-446-2631INTERCHANGEABLE
VALVE,LIFT-CHECK
54-131F-6INBRZ
5340-01-626-2081INTERCHANGEABLE
HARNESS,RETAINING
4240

Frequently Asked Questions

What is NSN 5950-01-186-3855?

NSN 5950-01-186-3855 is a Toroid Coil Assy, manufactured by Symmetricom, Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-186-3855?

NSN 5950-01-186-3855 has 1 cross-referenced part number: 42-40 (Symmetricom, Inc).

What NSN replaces 5950-01-186-3855?

There are 12 known substitutes for 5950-01-186-3855: 5950-00-065-3274, 4940-00-125-7906, 5975-00-141-0531 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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