PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TP1881Transformer,audio Frequency

Hytronics Corp. · NSN 5950-00-686-7022 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-686-7022 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-686-7022. Primary manufacturer part number: TP1881.
Features
  • Transformer,audio Frequency — FSC 5950
  • Terminal Type and Quantity: 5 TAB, SOLDER LUG
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Length: 1.375 INCHES NOMINAL IN
  • Winding Operating Current: 8.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
  • Mounting Hole Diameter: 0.156 INCHES NOMINAL SINGLE GROUP IN
  • Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY 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 5950-00-686-7022, 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 Hytronics Corp.. Government technical data includes 18 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-686-7022
Primary Part NumberTP1881
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerHytronics Corp.
StatusACTIVE
Terminal Type and Quantity5 TAB, SOLDER LUG
Center to Center Distance Between Mounting Facilities Parallel to Width0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Length1.375 INCHES NOMINAL IN
Winding Operating Current8.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Mounting Hole Diameter0.156 INCHES NOMINAL SINGLE GROUP IN
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Primary to Secondary Turn Ratio1 TO 15 SINGLE COMPONENT
Body Width1.375 INCHES NOMINAL IN
Maximum Transformer Power Rating2.0 WATTS SINGLE COMPONENT
Body Height2.000 INCHES NOMINAL IN
Mounting Facility Quantity4 SINGLE GROUP
Frequency Rating400.0 HERTZ MAXIMUM SINGLE COMPONENT
Impedance Rating in Ohms160.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Inclosure TypeFULLY INCLOSED
Impedance Rating in Ohms36000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5815-00-125-34167444 INTERCHANGEABLE
Bar,t,teletypewriter
Telemechanics Inc
5940-00-194-0142 INTERCHANGEABLE
Terminal Board
5999-00-242-495536021 INTERCHANGEABLE
Clip,electrical
Beta Labs Inc a-B and Millen Mfg Div
3020-01-131-39967444 INTERCHANGEABLE
Pulley,variable Pit
Alter Harry Co the Div of T E C
Cross-Reference Index
Part NumberManufacturer
TP1881 Hytronics Corp. (USA)
7444 Foster Transformer Co Div Foster Transformer Company (USA)
TR7324 Lct Electronics (USA)
307W6 Thordarson Inc (USA)
Related Parts
5815-00-125-3416INTERCHANGEABLE
BAR,T,TELETYPEWRITER
7444
5940-00-194-0142INTERCHANGEABLE
TERMINAL BOARD
5999-00-242-4955INTERCHANGEABLE
CLIP,ELECTRICAL
36021
3020-01-131-3996INTERCHANGEABLE
PULLEY,VARIABLE PIT
7444

Frequently Asked Questions

What is NSN 5950-00-686-7022?

NSN 5950-00-686-7022 is a Transformer,audio Frequency, manufactured by Hytronics Corp., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-686-7022?

NSN 5950-00-686-7022 has 4 cross-referenced part numbers: TP1881 (Hytronics Corp.), 7444 (Foster Transformer Co Div Foster Transformer Company), TR7324 (Lct Electronics), 307W6 (Thordarson Inc).

What NSN replaces 5950-00-686-7022?

There are 4 known substitutes for 5950-00-686-7022: 5815-00-125-3416, 5940-00-194-0142, 5999-00-242-4955 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TP1881?

Key specifications for TP1881: Terminal Type and Quantity: 5 TAB, SOLDER LUG; Center to Center Distance Between Mounting Facilities Parallel to Width: 0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Body Length: 1.375 INCHES NOMINAL IN; Winding Operating Current: 8.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY. 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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