The Transformer,power, cataloged under National Stock Number 5950-00-648-6737, 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 Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 21 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-648-6737 |
| Primary Part Number | 663999 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Winding Operating Voltage | 23.00 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Nominal Thread Size | 0.138 INCHES SINGLE GROUP IN |
| Body Length | 2.078 INCHES MAXIMUM IN |
| Winding Operating Current | 10.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY |
| Frequency Rating | 400.0 HERTZ NOMINAL SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.188 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Maximum Operating Temp | 105.0 CELSIUS DEGC |
| Body Height | 2.203 INCHES MAXIMUM IN |
| Inclosure Type | HERMETICALLY SEALED |
| Winding Operating Current | 600.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY |
| Body Width | 1.766 INCHES MAXIMUM IN |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Terminal Type and Quantity | 8 TAB, SOLDER LUG |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Winding Operating Voltage | 6.30 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Winding Operating Voltage | 600.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5950-00-648-6737 is a Transformer,power, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5950 (No Item Name Available). Status: active.
NSN 5950-00-648-6737 has 4 cross-referenced part numbers: T59756 (Thordarson Inc), PEI 4046 (Precision Electronics, Inc), 663999 (Lockheed Martin Corporation Div Rms - Mitchel Field), 38903 (Freed Transformer Co).
There are 7 known substitutes for 5950-00-648-6737: 5985-00-455-4487, 5315-00-899-3133, 4820-00-924-0533 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 663999: Winding Operating Voltage: 23.00 AC VOLTS NOMINAL AND 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Reliability Indicator: NOT ESTABLISHED; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN. 21 total characteristics are documented in the Federal Logistics Information System.