PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10659Transformer,power Autotransforme

Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems · NSN 5950-00-916-3970 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-916-3970 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-916-3970. Primary manufacturer part number: 10659.
Features
  • Transformer,power Autotransforme — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Operating Voltage: 3.40 AC VOLTS NOMINAL OR 7.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
  • Winding Operating Voltage: 117.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Mounting Hole Diameter: 0.156 INCHES MINIMUM AND 0.166 INCHES MAXIMUM SINGLE GROUP IN
  • Winding Function and Quantity: 1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power Autotransforme, cataloged under National Stock Number 5950-00-916-3970, 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 Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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
NSN5950-00-916-3970
Primary Part Number10659
Item NameTransformer,power Autotransforme
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerOeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Winding Operating Voltage3.40 AC VOLTS NOMINAL OR 7.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Winding Operating Voltage117.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
Center to Center Distance Between Mounting Facilities Parallel to Length1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Hole Diameter0.156 INCHES MINIMUM AND 0.166 INCHES MAXIMUM SINGLE GROUP IN
Winding Function and Quantity1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Body Length2.500 INCHES MAXIMUM IN
Winding Power Rating100.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Mounting Facility Quantity4 SINGLE GROUP
Frequency Rating320.0 HERTZ MINIMUM AND 480.0 HERTZ MAXIMUM SINGLE COMPONENT
Terminal Type and Quantity4 WIRE LEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5945-00-339-275510-659 INTERCHANGEABLE
Armature,relay
Eaton Corp Opns & Technical Center
5950-01-157-576910659 INTERCHANGEABLE
Reactor
Continental Electronics Corp
4730-01-289-93511065-9 INTERCHANGEABLE
Adapter,straight,pipe to Hose
Milton Industries, Inc
6685-01-570-560310659 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
6525-01-571-5352453566496401 INTERCHANGEABLE
Fan,cooling,computed Tomography
Philips North America Llc Dba Philips Healthcare
2520-01-729-365410659 INTERCHANGEABLE
Propeller Shaft with Universal J
Pailton, Inc Dba Pailton Inc
Cross-Reference Index
Part NumberManufacturer
10659 PRIMARY Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems (USA)
Related Parts
5945-00-339-2755INTERCHANGEABLE
ARMATURE,RELAY
10-659
5950-01-157-5769INTERCHANGEABLE
REACTOR
10659
4730-01-289-9351INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
1065-9
6685-01-570-5603INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
10659
6525-01-571-5352INTERCHANGEABLE
FAN,COOLING,COMPUTED TOMOGRAPHY
453566496401
2520-01-729-3654INTERCHANGEABLE
PROPELLER SHAFT WITH UNIVERSAL J
10659

Frequently Asked Questions

What is NSN 5950-00-916-3970?

NSN 5950-00-916-3970 is a Transformer,power Autotransforme, manufactured by Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-916-3970?

NSN 5950-00-916-3970 has 1 cross-referenced part number: 10659 (Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems).

What NSN replaces 5950-00-916-3970?

There are 6 known substitutes for 5950-00-916-3970: 5945-00-339-2755, 5950-01-157-5769, 4730-01-289-9351 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10659?

Key specifications for 10659: Reliability Indicator: NOT ESTABLISHED; Overall Width: 2.000 INCHES MAXIMUM IN; Winding Operating Voltage: 3.40 AC VOLTS NOMINAL OR 7.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY OUTPUT; Winding Operating Voltage: 117.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT. 17 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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