PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2787Transformer,audio Frequency

Pico Electronics Inc · NSN 5950-01-176-3621 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-176-3621 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-176-3621. Primary manufacturer part number: 2787.
Features
  • Transformer,audio Frequency — FSC 5950
  • Hazardous Locations/environmental Protection: MOISTURE RESISTANT
  • Maximum Operating Temp: 130.0 CELSIUS DEGC
  • Winding Shielding Method: INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
  • Primary to Secondary Turn Ratio: 1 TO 1 TO 1 SINGLE COMPONENT
  • Impedance Rating in Ohms: 600.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Inclosure Type: FULLY INCLOSED
  • Terminal Type and Quantity: 7 PIN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-176-3621, 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 Pico Electronics Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-176-3621
Primary Part Number2787
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerPico Electronics Inc
StatusACTIVE
Hazardous Locations/environmental ProtectionMOISTURE RESISTANT
Maximum Operating Temp130.0 CELSIUS DEGC
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Primary to Secondary Turn Ratio1 TO 1 TO 1 SINGLE COMPONENT
Impedance Rating in Ohms600.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Inclosure TypeFULLY INCLOSED
Terminal Type and Quantity7 PIN
Frequency Rating300.0 HERTZ MINIMUM AND 3000.0 HERTZ MAXIMUM SINGLE COMPONENT
Body Length0.390 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Body Outside Diameter0.535 INCHES MAXIMUM IN
Features ProvidedTINNED WIRE LEADS
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2940-00-084-75352S0555 INTERCHANGEABLE
Filter Element,intake Air Cleane
Caterpillar Inc Div Caterpillar Defense
5365-00-232-5774 INTERCHANGEABLE
Plug,machine Thread
4940-00-391-4552 INTERCHANGEABLE
Blades,rotor
5905-01-129-73472787 INTERCHANGEABLE
Resistor
Avo Multi-Amp Corp
2540-01-614-73992787 INTERCHANGEABLE
Armor,supplemental,small Arms-Fr
Bmi Defense Systems, Inc
Cross-Reference Index
Part NumberManufacturer
2787 PRIMARY Pico Electronics Inc (USA)
DSF165 United Transformer Corp Sub of Opt Industries Inc (USA)
DSF165 Opt Industries Inc Div of Electronika Inc (USA)
P-2787 Pico Electronics Inc (USA)
7108153-004 Ge Aviation Systems Llc Dba Ge Aviation (USA)
Related Parts
2940-00-084-7535INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
2S0555
5365-00-232-5774INTERCHANGEABLE
PLUG,MACHINE THREAD
4940-00-391-4552INTERCHANGEABLE
BLADES,ROTOR
5905-01-129-7347INTERCHANGEABLE
RESISTOR
2787
2540-01-614-7399INTERCHANGEABLE
ARMOR,SUPPLEMENTAL,SMALL ARMS-FR
2787

Frequently Asked Questions

What is NSN 5950-01-176-3621?

NSN 5950-01-176-3621 is a Transformer,audio Frequency, manufactured by Pico Electronics Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-176-3621?

NSN 5950-01-176-3621 has 5 cross-referenced part numbers: 2787 (Pico Electronics Inc), DSF165 (United Transformer Corp Sub of Opt Industries Inc), DSF165 (Opt Industries Inc Div of Electronika Inc), P-2787 (Pico Electronics Inc), 7108153-004 (Ge Aviation Systems Llc Dba Ge Aviation).

What NSN replaces 5950-01-176-3621?

There are 5 known substitutes for 5950-01-176-3621: 2940-00-084-7535, 5365-00-232-5774, 4940-00-391-4552 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2787?

Key specifications for 2787: Hazardous Locations/environmental Protection: MOISTURE RESISTANT; Maximum Operating Temp: 130.0 CELSIUS DEGC; Winding Shielding Method: INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT; Primary to Secondary Turn Ratio: 1 TO 1 TO 1 SINGLE COMPONENT. 13 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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