PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

969-001-521Transformer,power

Sherjor Inc · NSN 5950-00-553-3536 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-553-3536 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-553-3536. Primary manufacturer part number: 969-001-521.
Features
  • Transformer,power — FSC 5950
  • Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Current: 960.0 MILLIAMPERES AC MINIMUM SINGLE COMPONENT SINGLE SECONDARY
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 8.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Length: 9.125 INCHES NOMINAL IN
  • Mounting Hole Diameter: 0.531 INCHES NOMINAL SINGLE GROUP IN
  • Winding Operating Voltage: 26.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-553-3536, 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 Sherjor Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-553-3536
Primary Part Number969-001-521
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerSherjor Inc
StatusACTIVE
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current960.0 MILLIAMPERES AC MINIMUM SINGLE COMPONENT SINGLE SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Length8.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Length9.125 INCHES NOMINAL IN
Mounting Hole Diameter0.531 INCHES NOMINAL SINGLE GROUP IN
Winding Operating Voltage26.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Body Height5.906 INCHES NOMINAL IN
Winding Operating Voltage120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Body Width5.969 INCHES NOMINAL IN
Terminal Type and Quantity4 TERMINAL BLOCK W/SCREWS
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width2.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Power Rating25.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE SECONDARY
Mounting Facility Quantity4 SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2815-00-146-2320 INTERCHANGEABLE
Cover Assy,cylinder
5210-00-473-71365277 INTERCHANGEABLE
Indicator,contact O
Carrasco, Hernan Dba Tc Electric
5360-00-493-81825277 INTERCHANGEABLE
Spring,helical,compression
Oberdorfer Pumps Inc
6920-00-953-9925 INTERCHANGEABLE
Launcher
5935-01-005-3579 INTERCHANGEABLE
Connector,plug,electrical
6635-01-259-82815-277 INTERCHANGEABLE
Proving Ring
Morehouse Instrument Company Dba Morehouse Instrument Co Inc
Cross-Reference Index
Part NumberManufacturer
969-001-521 Sherjor Inc (USA)
5277 Sherjor Inc (USA)
Related Parts
2815-00-146-2320INTERCHANGEABLE
COVER ASSY,CYLINDER
5210-00-473-7136INTERCHANGEABLE
INDICATOR,CONTACT O
5277
5360-00-493-8182INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5277
6920-00-953-9925INTERCHANGEABLE
LAUNCHER
5935-01-005-3579INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
6635-01-259-8281INTERCHANGEABLE
PROVING RING
5-277

Frequently Asked Questions

What is NSN 5950-00-553-3536?

NSN 5950-00-553-3536 is a Transformer,power, manufactured by Sherjor Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-553-3536?

NSN 5950-00-553-3536 has 2 cross-referenced part numbers: 969-001-521 (Sherjor Inc), 5277 (Sherjor Inc).

What NSN replaces 5950-00-553-3536?

There are 6 known substitutes for 5950-00-553-3536: 2815-00-146-2320, 5210-00-473-7136, 5360-00-493-8182 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 969-001-521?

Key specifications for 969-001-521: Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP; Reliability Indicator: NOT ESTABLISHED; Winding Operating Current: 960.0 MILLIAMPERES AC MINIMUM SINGLE COMPONENT SINGLE SECONDARY; Center to Center Distance Between Mounting Facilities Parallel to Length: 8.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 18 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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