PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2780Transformer,power

Transformer Technicians Inc · NSN 5950-00-648-6127 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-648-6127 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-648-6127. Primary manufacturer part number: 2780.
Features
  • Transformer,power — FSC 5950
  • Inclosure Type: HERMETICALLY SEALED
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Body Width: 2.297 INCHES NOMINAL IN
  • Winding Operating Current: 2.0 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-648-6127, 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 Transformer Technicians Inc. Government technical data includes 19 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-648-6127
Primary Part Number2780
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerTransformer Technicians Inc
StatusACTIVE
Inclosure TypeHERMETICALLY SEALED
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Mounting Facility Quantity4 SINGLE GROUP
Body Width2.297 INCHES NOMINAL IN
Winding Operating Current2.0 AMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Length2.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Function and Quantity1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage410.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Body Length2.812 INCHES NOMINAL IN
Winding Operating Voltage5.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Winding Operating Current125.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
Terminal Type and Quantity8 STANDOFF INSULATOR
Body Height2.844 INCHES NOMINAL IN
Winding Operating Current3.2 AMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3110-00-100-07392780 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5930-00-112-5209 INTERCHANGEABLE
Switch,toggle
4720-00-287-69692780 INTERCHANGEABLE
Hose Assembly,nonmetallic
Ingersoll-Rand Company Dba Ingersoll-Rand
4220-00-329-7248 INTERCHANGEABLE
Clamp Assembly,equalizer Tube
5950-00-803-46489175618 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
6625-00-866-0229 INTERCHANGEABLE
Test Set,electrical Cable
5315-00-976-1149 INTERCHANGEABLE
Pin
5950-01-170-0162 INTERCHANGEABLE
Transformer,audio Frequency
6520-01-550-3809410193 INTERCHANGEABLE
Case,dental Chair,portable
Aseptico, Inc. Dba Aseptico Inc
6750-01-685-46712780 INTERCHANGEABLE
Plate,photographic
Horizons Incorporated Div Imaging Systems Group
Cross-Reference Index
Part NumberManufacturer
2780 Transformer Technicians Inc (USA)
Related Parts
3110-00-100-0739INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
2780
5930-00-112-5209INTERCHANGEABLE
SWITCH,TOGGLE
4720-00-287-6969INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
2780
4220-00-329-7248INTERCHANGEABLE
CLAMP ASSEMBLY,EQUALIZER TUBE
5950-00-803-4648INTERCHANGEABLE
TRANSFORMER,POWER
9175618
6625-00-866-0229INTERCHANGEABLE
TEST SET,ELECTRICAL CABLE
5315-00-976-1149INTERCHANGEABLE
PIN
5950-01-170-0162INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
6520-01-550-3809INTERCHANGEABLE
CASE,DENTAL CHAIR,PORTABLE
410193
6750-01-685-4671INTERCHANGEABLE
PLATE,PHOTOGRAPHIC
2780

Frequently Asked Questions

What is NSN 5950-00-648-6127?

NSN 5950-00-648-6127 is a Transformer,power, manufactured by Transformer Technicians Inc, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-648-6127?

NSN 5950-00-648-6127 has 1 cross-referenced part number: 2780 (Transformer Technicians Inc).

What NSN replaces 5950-00-648-6127?

There are 10 known substitutes for 5950-00-648-6127: 3110-00-100-0739, 5930-00-112-5209, 4720-00-287-6969 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2780?

Key specifications for 2780: Inclosure Type: HERMETICALLY SEALED; Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Mounting Method: THREADED STUD(S) SINGLE GROUP. 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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