The Motor-Generator, cataloged under National Stock Number 6125-00-635-1638, is classified within Federal Supply Class 6125 (No Item Name Available) of the Electric Wire, Power, and Distribution Equipment group. The primary manufacturer of record is Safran Power Usa Llc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6125-00-635-1638 |
| Primary Part Number | F20-4 |
| Item Name | Motor-Generator |
| FSC / FSG | 6125 / 61 — No Item Name Available |
| Manufacturer | Safran Power Usa Llc |
| Status | ACTIVE |
| Maximum Operating Altitude Rating | 50000.0 FEET FT |
| Connection Type and Voltage Rating in Volts | 27.5 LINE TO NEUTRAL SINGLE INPUT |
| Mounting Method | FIXED BASE |
| Current Type | DC INPUT |
| Duty Cycle | CONTINUOUS |
| Frequency in Hertz | 400.0 OUTPUT |
| Mounting Facility Type and Quantity | 4 UNTHREADED HOLE(S) |
| Inclosure Specification | MIL-STD-108 |
| Nominal Center to Center Distance Between Mounting Facilities Parallel to Width | 4.000 INCHES IN |
| Nominal Center to Center Distance Between Mounting Facilities Parallel to Length | 4.000 INCHES IN |
| Enclosure Feature | TOTALLY ENCLOSED |
| Phase | THREE OUTPUT |
| Connection Type and Voltage Rating in Volts | 200.0 LINE TO LINE SINGLE OR 115.0 LINE TO NEUTRAL SINGLE OUTPUT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| F20-4INVERTER | Lucas Aerospace Power Equipment Corporation (USA) |
| F20-4 | Lucas Aerospace Power Equipment Corporation (USA) |
| F20-4 PRIMARY | Safran Power Usa Llc (USA) |
NSN 6125-00-635-1638 is a Motor-Generator, manufactured by Safran Power Usa Llc, classified under FSC 6125 (No Item Name Available). Status: active.
NSN 6125-00-635-1638 has 3 cross-referenced part numbers: F20-4INVERTER (Lucas Aerospace Power Equipment Corporation), F20-4 (Lucas Aerospace Power Equipment Corporation), F20-4 (Safran Power Usa Llc).
There are 6 known substitutes for 6125-00-635-1638: 5950-00-234-1821, 5905-00-814-8385, 4720-00-885-4083 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for F20-4: Maximum Operating Altitude Rating: 50000.0 FEET FT; Connection Type and Voltage Rating in Volts: 27.5 LINE TO NEUTRAL SINGLE INPUT; Mounting Method: FIXED BASE; Current Type: DC INPUT. 16 total characteristics are documented in the Federal Logistics Information System.