PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S101Transformer,power

B G Laboratories Inc. · NSN 5950-01-223-0005 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-223-0005 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-223-0005. Primary manufacturer part number: S101.
Features
  • Transformer,power — FSC 5950
  • Maximum Transformer Power Rating: 9.0 WATTS SINGLE COMPONENT
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT
  • Input-Output Phase Relationship: THREE PHASE TO SINGLE PHASE AND THREE PHASE TO THREE PHASE SINGLE COMPONENT
  • Winding Operating Current: 0.3 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
  • Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-223-0005, 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 B G Laboratories Inc.. Government technical data includes 20 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-223-0005
Primary Part NumberS101
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerB G Laboratories Inc.
StatusACTIVE
Maximum Transformer Power Rating9.0 WATTS SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Input-Output Phase RelationshipTHREE PHASE TO SINGLE PHASE AND THREE PHASE TO THREE PHASE SINGLE COMPONENT
Winding Operating Current0.3 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Transformer Winding Connection TypeWYE-DELTA
Winding Operating Current7.0 AMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Length1.813 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Function and Quantity1 PRIMARY AND 5 SECONDARY SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Hole Diameter0.154 INCHES NOMINAL SINGLE GROUP IN
Inclosure TypeFULLY INCLOSED
Features ProvidedTINNED WIRE LEADS
Terminal Type and Quantity17 WIRE LEAD
Winding Operating Current0.3 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Winding Operating Current0.3 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Reliability IndicatorNOT ESTABLISHED
Hazardous Locations/environmental ProtectionFLAME RESISTANT AND FUNGUS RESISTANT AND MOISTURE RESISTANT AND SALT SPRAY RESISTANT AND VIBRATION RESISTANT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5962-00-167-6330 INTERCHANGEABLE
Microcircuit,linear
5935-00-198-9607265-12-01-106 INTERCHANGEABLE
Connector,receptacle,electrical
Cinch Connectivity Solutions Inc.
9540-00-540-594110133-0701 INTERCHANGEABLE
Angle,structural
Transtar Metals Corp
5310-00-580-53823131509C INTERCHANGEABLE
Washer,spring Tension
Fabrication Specialty Inc Dba Fabrication Specialty Inc
5910-00-892-2616 INTERCHANGEABLE
Capacitor,fixed,electrolytic
2530-00-904-2125870-607 INTERCHANGEABLE
Booster,power Steer
The Raymond Corp Dba Raymond Sales Corp Div the Raymond Corporation
5930-00-987-1418JX-90 INTERCHANGEABLE
Adapter,switch Actuator
Honeywell International Inc. Dba Honeyweel Sensing & Controls
6135-01-051-7836S101 INTERCHANGEABLE
Battery,nonrechargeable
Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company
6210-01-051-8482S-101 INTERCHANGEABLE
Socket,adapter
Wilbrecht Electronics Inc.
4820-01-109-8595CD13824 INTERCHANGEABLE
Head,safety,pressure Relief
Continental Disc Corporation, Llc
Cross-Reference Index
Part NumberManufacturer
S101 PRIMARY B G Laboratories Inc. (USA)
902C7815-01-020 Ge Aviation Systems Llc Dba Ge Aviation Div Information Systems - Germantown (USA)
Related Parts
5962-00-167-6330INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5935-00-198-9607INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
265-12-01-106
9540-00-540-5941INTERCHANGEABLE
ANGLE,STRUCTURAL
10133-0701
5310-00-580-5382INTERCHANGEABLE
WASHER,SPRING TENSION
3131509C
5910-00-892-2616INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
2530-00-904-2125INTERCHANGEABLE
BOOSTER,POWER STEER
870-607
5930-00-987-1418INTERCHANGEABLE
ADAPTER,SWITCH ACTUATOR
JX-90
6135-01-051-7836INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
S101
6210-01-051-8482INTERCHANGEABLE
SOCKET,ADAPTER
S-101
4820-01-109-8595INTERCHANGEABLE
HEAD,SAFETY,PRESSURE RELIEF
CD13824
5985-01-190-5365INTERCHANGEABLE
ATTENUATOR,VARIABLE
164-A42
5330-01-228-4125INTERCHANGEABLE
GASKET

Frequently Asked Questions

What is NSN 5950-01-223-0005?

NSN 5950-01-223-0005 is a Transformer,power, manufactured by B G Laboratories Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-223-0005?

NSN 5950-01-223-0005 has 2 cross-referenced part numbers: S101 (B G Laboratories Inc.), 902C7815-01-020 (Ge Aviation Systems Llc Dba Ge Aviation Div Information Systems - Germantown).

What NSN replaces 5950-01-223-0005?

There are 12 known substitutes for 5950-01-223-0005: 5962-00-167-6330, 5935-00-198-9607, 9540-00-540-5941 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S101?

Key specifications for S101: Maximum Transformer Power Rating: 9.0 WATTS SINGLE COMPONENT; Mounting Facility Quantity: 4 SINGLE GROUP; Frequency Rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT; Input-Output Phase Relationship: THREE PHASE TO SINGLE PHASE AND THREE PHASE TO THREE PHASE SINGLE COMPONENT. 24 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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