PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8502991Transformer,power

Honeywell International Inc. Dba Honeywell International · NSN 5950-01-334-3755 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-334-3755 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-334-3755. Primary manufacturer part number: 8502991.
Features
  • Transformer,power — FSC 5950
  • Inclosure Type: FULLY INCLOSED
  • Reliability Indicator: NOT ESTABLISHED
  • Nominal Thread Size: 0.164 INCHES SINGLE GROUP IN
  • Winding Operating Voltage: 11.50 AC VOLTS MINIMUM AND 12.00 AC VOLTS MAXIMUM SINGLE COMPONENT SECOND SECONDARY
  • Terminal Type and Quantity: 7 THREADED STUD
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • 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 5950-01-334-3755, 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 Honeywell International Inc. Dba Honeywell International. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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
NSN5950-01-334-3755
Primary Part Number8502991
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerHoneywell International Inc. Dba Honeywell International
StatusACTIVE
Inclosure TypeFULLY INCLOSED
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Winding Operating Voltage11.50 AC VOLTS MINIMUM AND 12.00 AC VOLTS MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Terminal Type and Quantity7 THREADED STUD
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Center to Center Distance Between Mounting Facilities Parallel to Width3.600 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Height3.700 INCHES MAXIMUM IN
Mounting Facility Quantity4 SINGLE GROUP
Winding Operating Current150.0 MILLIAMPERES AC NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Frequency Rating45.0 HERTZ MINIMUM AND 440.0 HERTZ MAXIMUM SINGLE COMPONENT
Winding Power Rating84.82 VOLTS-AMPERES SINGLE COMPONENT FIRST SECONDARY
Test Data Document07187-8502991 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Winding Operating Voltage29.25 AC VOLTS MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Length3.600 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current23.0 MILLIAMPERES AC NOMINAL SINGLE COMPONENT SECOND SECONDARY
Winding Operating Current2.9 AMPERES AC NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Maximum Operating Temp130.0 CELSIUS DEGC
Winding Power Rating0.276 VOLTS-AMPERES SINGLE COMPONENT SECOND SECONDARY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Power Rating17.25 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6140-00-190-9828 INTERCHANGEABLE
Battery,storage
6105-00-250-026128745 INTERCHANGEABLE
Rotor,motor
Aerocontrolex Group, Inc. Div Talley Actuators
5330-00-285-827272R302 INTERCHANGEABLE
Seal,plain Encased
Oshkosh Defense Llc
6125-00-316-3333K741 INTERCHANGEABLE
Winding,motor-Generator Field
The Dewey Electronics Corporation Div Pitometer Log Division
1650-00-369-055528745 INTERCHANGEABLE
Sleeve,dampener
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6105-00-373-3551 INTERCHANGEABLE
Motor,direct Current
5950-00-930-4703SM-C-583184 INTERCHANGEABLE
Transformer,audio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6630-01-054-433140-703 INTERCHANGEABLE
Analyzer,gas
Burrell Scientific, Inc.
4730-01-108-354528745 INTERCHANGEABLE
Outlet,boss
Moog Inc. Dba Ampac-Isp Corp
5305-01-167-329579558 INTERCHANGEABLE
Screw,cap,hexagon Head
Dana Commercial Vehicle Products, Llc
Cross-Reference Index
Part NumberManufacturer
K-741 Payne Magnetics, Inc. (USA)
8502991 PRIMARY Honeywell International Inc. Dba Honeywell International (USA)
40703 Vanguard Electronics, Llc (USA)
28745 Torotel, Inc. Div Torotel Products, Inc. (USA)
PR-K-741 Payne Magnetics, Inc. (USA)
Related Parts
6140-00-190-9828INTERCHANGEABLE
BATTERY,STORAGE
6105-00-250-0261INTERCHANGEABLE
ROTOR,MOTOR
28745
5330-00-285-8272INTERCHANGEABLE
SEAL,PLAIN ENCASED
72R302
6125-00-316-3333INTERCHANGEABLE
WINDING,MOTOR-GENERATOR FIELD
K741
1650-00-369-0555INTERCHANGEABLE
SLEEVE,DAMPENER
28745
6105-00-373-3551INTERCHANGEABLE
MOTOR,DIRECT CURRENT
5950-00-930-4703INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
SM-C-583184
6630-01-054-4331INTERCHANGEABLE
ANALYZER,GAS
40-703
4730-01-108-3545INTERCHANGEABLE
OUTLET,BOSS
28745
5305-01-167-3295INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
79558
8140-01-298-8536INTERCHANGEABLE
CONTAINER,AMMUNITION
12577150
5340-01-467-9450INTERCHANGEABLE
BRACKET STOP
A3257023

Frequently Asked Questions

What is NSN 5950-01-334-3755?

NSN 5950-01-334-3755 is a Transformer,power, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-334-3755?

NSN 5950-01-334-3755 has 5 cross-referenced part numbers: K-741 (Payne Magnetics, Inc.), 8502991 (Honeywell International Inc. Dba Honeywell International), 40703 (Vanguard Electronics, Llc), 28745 (Torotel, Inc. Div Torotel Products, Inc.), PR-K-741 (Payne Magnetics, Inc.).

What NSN replaces 5950-01-334-3755?

There are 12 known substitutes for 5950-01-334-3755: 6140-00-190-9828, 6105-00-250-0261, 5330-00-285-8272 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8502991?

Key specifications for 8502991: Inclosure Type: FULLY INCLOSED; Reliability Indicator: NOT ESTABLISHED; Overall Length: 4.000 INCHES MAXIMUM IN; Nominal Thread Size: 0.164 INCHES SINGLE GROUP IN. 26 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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