PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

677-0259-010Transformer,audio Frequency

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 5950-00-088-8755 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-088-8755 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-088-8755. Primary manufacturer part number: 677-0259-010.
Features
  • Transformer,audio Frequency — FSC 5950
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN
  • Terminal Type and Quantity: 10 WIRE LEAD
  • Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
  • Body Outside Diameter: 1.500 INCHES MAXIMUM IN
  • Reliability Indicator: NOT ESTABLISHED
  • Primary to Secondary Turn Ratio: 1 TO 1 TO 1 SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-088-8755, 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 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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
NSN5950-00-088-8755
Primary Part Number677-0259-010
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Terminal Type and Quantity10 WIRE LEAD
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Body Outside Diameter1.500 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Primary to Secondary Turn Ratio1 TO 1 TO 1 SINGLE COMPONENT
Frequency Rating500.0 HERTZ MINIMUM AND 3.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Body Length0.500 INCHES MAXIMUM IN
Inclosure TypeFULLY INCLOSED
Thread Quantity Per Inch40 SINGLE GROUP
Winding Operating Current30.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT ALL SECONDARY
Mounting MethodTHREADED BUSHING SINGLE GROUP
Impedance Rating in Ohms600.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Impedance Rating in Ohms600.0 NOMINAL SINGLE COMPONENT ALL SECONDARY
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5905-00-296-7519 INTERCHANGEABLE
Resistor,current Regulating
5930-00-323-2131C218452-1 INTERCHANGEABLE
Switch,thermostatic
Raytheon Company Dba Raytheon Co
5999-00-383-20882409-1194988REVCPCP3034-3 INTERCHANGEABLE
Heater,thermal Release
Naval Ship Systems Command
5935-00-488-36868420 INTERCHANGEABLE
Connector,receptacle,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
2940-00-497-6794AF493 INTERCHANGEABLE
Filter Element,intake Air Cleane
Cummins Filtration Inc Dba Fleetguard Div Cummins Inc
6160-00-539-8169 INTERCHANGEABLE
Separator,battery Plate
6240-00-553-8891INX3509 INTERCHANGEABLE
Lamp,incandescent
Pauluhn Electric Manufacturing, Llp Dba Pauluhn Electric
5210-00-687-35144-2003 INTERCHANGEABLE
Level,bench
Geier & Bluhm, Inc.
6620-00-714-430742003 INTERCHANGEABLE
Case and Ring Assy
Meggitt (new Hampshire), Inc
5935-00-803-14441509-101 INTERCHANGEABLE
Jack,tip
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
Cross-Reference Index
Part NumberManufacturer
44255 Freed Transformer Co (USA)
677-0259-010 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
677-0259-010 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
42003 Coast/advanced Chip Magnetics, Inc. (USA)
124T2 A.e.york, Llc (USA)
Related Parts
5905-00-296-7519INTERCHANGEABLE
RESISTOR,CURRENT REGULATING
5930-00-323-2131INTERCHANGEABLE
SWITCH,THERMOSTATIC
C218452-1
5999-00-383-2088INTERCHANGEABLE
HEATER,THERMAL RELEASE
2409-1194988REVCPCP3034-3
5935-00-488-3686INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
8420
2940-00-497-6794INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
AF493
6160-00-539-8169INTERCHANGEABLE
SEPARATOR,BATTERY PLATE
6240-00-553-8891INTERCHANGEABLE
LAMP,INCANDESCENT
INX3509
5210-00-687-3514INTERCHANGEABLE
LEVEL,BENCH
4-2003
6620-00-714-4307INTERCHANGEABLE
CASE AND RING ASSY
42003
5935-00-803-1444INTERCHANGEABLE
JACK,TIP
1509-101
5330-01-271-5044INTERCHANGEABLE
SEAL,PLAIN
452157SK9
7530-01-289-8190INTERCHANGEABLE
LABEL
7530-01-289-8190

Frequently Asked Questions

What is NSN 5950-00-088-8755?

NSN 5950-00-088-8755 is a Transformer,audio Frequency, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-088-8755?

NSN 5950-00-088-8755 has 5 cross-referenced part numbers: 44255 (Freed Transformer Co), 677-0259-010 (Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems), 677-0259-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 42003 (Coast/advanced Chip Magnetics, Inc.), 124T2 (A.e.york, Llc).

What NSN replaces 5950-00-088-8755?

There are 12 known substitutes for 5950-00-088-8755: 5905-00-296-7519, 5930-00-323-2131, 5999-00-383-2088 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 677-0259-010?

Key specifications for 677-0259-010: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP; Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN; Terminal Type and Quantity: 10 WIRE LEAD; Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT. 16 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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