PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BX-9409Transformer,power

Baltimore Transformer Co · NSN 5950-00-080-5306 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-080-5306 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-080-5306. Primary manufacturer part number: BX-9409.
Features
  • Transformer,power — FSC 5950
  • Mounting Hole Diameter: 0.313 INCHES NOMINAL SINGLE GROUP IN
  • Winding Function and Quantity: 2 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Operating Current: 230.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY
  • Body Height: 4.000 INCHES NOMINAL IN
  • Winding Operating Voltage: 110.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-080-5306, 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 Baltimore Transformer Co. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-080-5306
Primary Part NumberBX-9409
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerBaltimore Transformer Co
StatusCANCELLED
Mounting Hole Diameter0.313 INCHES NOMINAL SINGLE GROUP IN
Winding Function and Quantity2 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current230.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY
Body Height4.000 INCHES NOMINAL IN
Winding Operating Voltage110.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Width3.625 INCHES NOMINAL IN
Body Length3.875 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Width2.813 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current370.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Winding Operating Voltage230.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Winding Operating Voltage325.00 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY
Inclosure TypeOPEN
Mounting Facility Quantity4 SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity12 WIRE LEAD
Winding Operating Current7.5 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Winding Operating Current30.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Frequency Rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5315-00-054-4134544134 INTERCHANGEABLE
Pin,tapered,plain
U S Army Tank Automotive Command Amsta-Im-Mm
4720-00-118-339440412 INTERCHANGEABLE
Hose,nonmetallic
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
4320-00-127-86574525V50A21-1CC10 INTERCHANGEABLE
Pump,rotary
Eaton Aerospace, Llc Dba Jackson South
3040-00-314-14304501-205-G INTERCHANGEABLE
Connecting Link,rigid
Tyee Aircraft Inc Div Tyee Aircraft
5961-00-458-9585 INTERCHANGEABLE
Transistor
4310-01-021-1447 INTERCHANGEABLE
Ring,compressor
6210-01-047-577340412 INTERCHANGEABLE
Insert,legend,light Indicator
Switchcraft Inc.
5961-01-124-0626 INTERCHANGEABLE
Transistor
1650-01-156-744965084 INTERCHANGEABLE
Pump,hydraulic,airc
Parker Hannifin Corporation Div Hydraulic Systems Division
4730-01-432-387450256 INTERCHANGEABLE
Expansion Joint,pipe
Hyspan Precision Products, Inc.
Cross-Reference Index
Part NumberManufacturer
BX-9409 Baltimore Transformer Co (USA)
K6271 Keytronics, Inc. Div Api Technologies Corp- Magnetics (USA)
BC2950 Ballastran Corp (USA)
662-0033-000 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
BC2950A Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
40412 Freed Transformer Co (USA)
662-0033-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
BC2950A Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
50256 Coiltron Inc Div Coiltron (USA)
662-0033-00 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
TP-2408 Hytronics Corp. (USA)
59T11C1768 Omega Associates, Inc. Dba Omega Associates Inc (USA)
Related Parts
5315-00-054-4134INTERCHANGEABLE
PIN,TAPERED,PLAIN
544134
4720-00-118-3394INTERCHANGEABLE
HOSE,NONMETALLIC
40412
4320-00-127-8657INTERCHANGEABLE
PUMP,ROTARY
4525V50A21-1CC10
3040-00-314-1430INTERCHANGEABLE
CONNECTING LINK,RIGID
4501-205-G
5961-00-458-9585INTERCHANGEABLE
TRANSISTOR
4310-01-021-1447INTERCHANGEABLE
RING,COMPRESSOR
6210-01-047-5773INTERCHANGEABLE
INSERT,LEGEND,LIGHT INDICATOR
40412
5961-01-124-0626INTERCHANGEABLE
TRANSISTOR
1650-01-156-7449INTERCHANGEABLE
PUMP,HYDRAULIC,AIRC
65084
4730-01-432-3874INTERCHANGEABLE
EXPANSION JOINT,PIPE
50256
6515-01-451-1354INTERCHANGEABLE
SCREW,BONE
404-12
1630-01-601-4742INTERCHANGEABLE
WHEEL,LANDING GEAR
40-412

Frequently Asked Questions

What is NSN 5950-00-080-5306?

NSN 5950-00-080-5306 is a Transformer,power, manufactured by Baltimore Transformer Co, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-080-5306?

NSN 5950-00-080-5306 has 12 cross-referenced part numbers: BX-9409 (Baltimore Transformer Co), K6271 (Keytronics, Inc. Div Api Technologies Corp- Magnetics), BC2950 (Ballastran Corp), 662-0033-000 (Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems), BC2950A (Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems) and 7 more.

What NSN replaces 5950-00-080-5306?

There are 12 known substitutes for 5950-00-080-5306: 5315-00-054-4134, 4720-00-118-3394, 4320-00-127-8657 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BX-9409?

Key specifications for BX-9409: Mounting Hole Diameter: 0.313 INCHES NOMINAL SINGLE GROUP IN; Winding Function and Quantity: 2 PRIMARY AND 4 SECONDARY SINGLE COMPONENT; Center to Center Distance Between Mounting Facilities Parallel to Length: 3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Winding Operating Current: 230.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-080-5306 still in active supply?

NSN 5950-00-080-5306 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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