PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16265Transformer,power

Essex Brownell Inc. Div Essex Group Inc · NSN 5950-00-645-8308 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-645-8308 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-645-8308. Primary manufacturer part number: 16265.
Features
  • Transformer,power — FSC 5950
  • Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN
  • Reliability Indicator: NOT ESTABLISHED
  • Body Length: 6.500 INCHES NOMINAL IN
  • Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT
  • Terminal Type and Quantity: 6 WIRE LEAD
  • Winding Operating Voltage: 15.70 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Thread Quantity Per Inch: 32 SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-645-8308, 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 Essex Brownell Inc. Div Essex Group Inc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-645-8308
Primary Part Number16265
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerEssex Brownell Inc. Div Essex Group Inc
StatusACTIVE
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Reliability IndicatorNOT ESTABLISHED
Body Length6.500 INCHES NOMINAL IN
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Terminal Type and Quantity6 WIRE LEAD
Winding Operating Voltage15.70 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Thread Quantity Per Inch32 SINGLE GROUP
Inclosure TypeHERMETICALLY SEALED
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Width5.438 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length4.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Body Height6.125 INCHES NOMINAL IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting Facility Quantity4 SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width4.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage105.00 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL AND 125.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Operating Current18.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5305-00-022-7100 INTERCHANGEABLE
Screw,machine
3510-00-057-851716265 INTERCHANGEABLE
Band,elastic,table
Unipress Corporation
3455-00-222-921811500 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
Niagara Cutter Inc
6685-00-342-3843162-65 INTERCHANGEABLE
Gear Assy,sector
Horizon Aerospace Llc Dba Magnetics Division
5985-00-458-43093461109 INTERCHANGEABLE
Coupler,rotary,radio Frequency
Raytheon Company Dba Raytheon
5950-00-592-236716265 INTERCHANGEABLE
Transformer,power
Drs Signal Solutions, Inc.
5110-00-640-5423 INTERCHANGEABLE
Chisel,firmer
5930-00-957-96861626-5 INTERCHANGEABLE
Switch,pressure
Dwyer Instruments Inc
5365-01-276-972716265 INTERCHANGEABLE
Spacer,ring
Chicago Steel Tape Co Inc Berger Instruments Co Inc
6515-01-590-6324207.660 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
16265 Emerson Electric Co White-Rodgers Div (USA)
16265 PRIMARY Essex Brownell Inc. Div Essex Group Inc (USA)
228-1 Smart Machines, Inc. Dba Barker and Williamson (USA)
228-1 Barker & Williamson (USA)
Related Parts
5305-00-022-7100INTERCHANGEABLE
SCREW,MACHINE
3510-00-057-8517INTERCHANGEABLE
BAND,ELASTIC,TABLE
16265
3455-00-222-9218INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
11500
6685-00-342-3843INTERCHANGEABLE
GEAR ASSY,SECTOR
162-65
5985-00-458-4309INTERCHANGEABLE
COUPLER,ROTARY,RADIO FREQUENCY
3461109
5950-00-592-2367INTERCHANGEABLE
TRANSFORMER,POWER
16265
5110-00-640-5423INTERCHANGEABLE
CHISEL,FIRMER
5930-00-957-9686INTERCHANGEABLE
SWITCH,PRESSURE
1626-5
5365-01-276-9727INTERCHANGEABLE
SPACER,RING
16265
6515-01-590-6324INTERCHANGEABLE
SCREW,BONE
207.660

Frequently Asked Questions

What is NSN 5950-00-645-8308?

NSN 5950-00-645-8308 is a Transformer,power, manufactured by Essex Brownell Inc. Div Essex Group Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-645-8308?

NSN 5950-00-645-8308 has 4 cross-referenced part numbers: 16265 (Emerson Electric Co White-Rodgers Div), 16265 (Essex Brownell Inc. Div Essex Group Inc), 228-1 (Smart Machines, Inc. Dba Barker and Williamson), 228-1 (Barker & Williamson).

What NSN replaces 5950-00-645-8308?

There are 10 known substitutes for 5950-00-645-8308: 5305-00-022-7100, 3510-00-057-8517, 3455-00-222-9218 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16265?

Key specifications for 16265: Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN; Reliability Indicator: NOT ESTABLISHED; Body Length: 6.500 INCHES NOMINAL IN; Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT. 19 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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