PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8007685Transformer,audio Frequency

Us Army Aviation and Missile Command · NSN 5950-00-303-5403 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-303-5403 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-303-5403. Primary manufacturer part number: 8007685.
Features
  • Transformer,audio Frequency — FSC 5950
  • Impedance Rating in Ohms: 140000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Nominal Thread Size: 0.164 INCHES SINGLE GROUP IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Shielding Method: INTERNAL SHIELD GROUNDED TO INCLOSURE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
  • Winding Function and Quantity: 2 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Reliability Indicator: NOT ESTABLISHED
  • Body Length: 2.156 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-303-5403, 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 Us Army Aviation and Missile Command. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 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
NSN5950-00-303-5403
Primary Part Number8007685
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Impedance Rating in Ohms140000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Nominal Thread Size0.164 INCHES SINGLE GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Length1.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Winding Function and Quantity2 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Body Length2.156 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Width1.562 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Height2.688 INCHES NOMINAL IN
Mounting Facility Quantity4 SINGLE GROUP
Terminal Type and Quantity7 SOLDER STUD
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Thread Quantity Per Inch32 SINGLE GROUP
Transformer FunctionINPUT
Impedance Rating in Ohms31.3 NOMINAL SINGLE COMPONENT ALL PRIMARY
Body Width2.156 INCHES NOMINAL IN
Frequency Rating200.0 HERTZ MINIMUM AND 5.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Inclosure TypeHERMETICALLY SEALED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5996-00-110-5909462-1 INTERCHANGEABLE
Amplifier,direct Current
General Microwave Corporation Div Kratos Microwave Electronics
5920-00-350-91814621 INTERCHANGEABLE
Fuseholder,block
Cole Hersee Company
5960-00-912-3982SMC457355 INTERCHANGEABLE
Electron Tube
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4820-01-046-72694621-00 INTERCHANGEABLE
Disk,valve
Pentair Filtration Solutions, Llc
5985-01-049-3386 INTERCHANGEABLE
Dummy Load,electrical
5840-01-101-654646-2-1 INTERCHANGEABLE
Gear Train Assembly
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
4720-01-215-874446-21 INTERCHANGEABLE
Hose,nonmetallic
Vapor Blast Manufacturing Co
5340-01-235-195711606 ITEM 4621 INTERCHANGEABLE
Seat,helical Compression Spring
Imi Cash Valve Inc
3020-01-265-2641461-1 INTERCHANGEABLE
Gear Cluster
Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division
3950-01-344-06334621 INTERCHANGEABLE
Hoist,chain
Columbus Mckinnon Corp
Cross-Reference Index
Part NumberManufacturer
GA51429 Lucent Technologies Inc Corporate Headquarters (USA)
GA51429 At and T Corp (USA)
GA51429 Lucent Technologies Inc Dba Federal Marketing Group (USA)
4621 Altec Lansing Corp Sound Products Div (USA)
8007685 PRIMARY Us Army Aviation and Missile Command (USA)
GA51429 American Telephone and Telegraph Co (USA)
Related Parts
5996-00-110-5909INTERCHANGEABLE
AMPLIFIER,DIRECT CURRENT
462-1
5920-00-350-9181INTERCHANGEABLE
FUSEHOLDER,BLOCK
4621
5960-00-912-3982INTERCHANGEABLE
ELECTRON TUBE
SMC457355
4820-01-046-7269INTERCHANGEABLE
DISK,VALVE
4621-00
5985-01-049-3386INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
5840-01-101-6546INTERCHANGEABLE
GEAR TRAIN ASSEMBLY
46-2-1
4720-01-215-8744INTERCHANGEABLE
HOSE,NONMETALLIC
46-21
5340-01-235-1957INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
11606 ITEM 4621
3020-01-265-2641INTERCHANGEABLE
GEAR CLUSTER
461-1
3950-01-344-0633INTERCHANGEABLE
HOIST,CHAIN
4621
2540-01-446-9491INTERCHANGEABLE
ARM,WINDSHIELD WIPER
46-21
3950-01-594-9910INTERCHANGEABLE
WINCH,DRUM,HAND OPERATED
462 1

Frequently Asked Questions

What is NSN 5950-00-303-5403?

NSN 5950-00-303-5403 is a Transformer,audio Frequency, manufactured by Us Army Aviation and Missile Command, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-303-5403?

NSN 5950-00-303-5403 has 6 cross-referenced part numbers: GA51429 (Lucent Technologies Inc Corporate Headquarters), GA51429 (At and T Corp), GA51429 (Lucent Technologies Inc Dba Federal Marketing Group), 4621 (Altec Lansing Corp Sound Products Div), 8007685 (Us Army Aviation and Missile Command) and 1 more.

What NSN replaces 5950-00-303-5403?

There are 12 known substitutes for 5950-00-303-5403: 5996-00-110-5909, 5920-00-350-9181, 5960-00-912-3982 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8007685?

Key specifications for 8007685: Impedance Rating in Ohms: 140000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Nominal Thread Size: 0.164 INCHES SINGLE GROUP IN; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Winding Shielding Method: INTERNAL SHIELD GROUNDED TO INCLOSURE AND BROUGHT OUT TO TERMINAL 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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