The Coil,electrical, cataloged under National Stock Number 5950-00-646-1152, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-646-1152 |
| Primary Part Number | S4127P51 |
| Item Name | Coil,electrical |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | SLOT SINGLE GROUP |
| Body Width | 2.630 INCHES NOMINAL IN |
| Body Height | 2.130 INCHES NOMINAL IN |
| Distance Between Mounting Facility Centers | 1.062 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Body Length | 3.130 INCHES NOMINAL IN |
| Rating Method | WINDING TURNS SINGLE COMPONENT SINGLE WINDING |
| DC Resistance Rating in Ohms | 1925.000 SINGLE COMPONENT SINGLE WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 1 SINGLE COMPONENT |
| Winding Operating Voltage | 110.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE WINDING |
| Terminal Type and Quantity | 2 THREADED STUD |
| Mounting Slot Width | 0.109 INCHES NOMINAL SINGLE GROUP IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| S4222P51 | Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company (USA) |
| S4127P51 PRIMARY | Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company (USA) |
| Reference | Meaning |
|---|---|
| 2S-5241 PART 44 1 1-4IN | C/1 Advisory reference — outside the item-of-supply concept Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company |
| 2S-5242 PART 44 2IN | C/1 Advisory reference — outside the item-of-supply concept Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company |
| 1S-5399-1 ITEM 51 1S-5416 | C/1 Advisory reference — outside the item-of-supply concept Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company |
| 2S-5243 PART 76 2IN | C/1 Advisory reference — outside the item-of-supply concept Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company |
| 3175400 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms |
NSN 5950-00-646-1152 is a Coil,electrical, manufactured by Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-646-1152 has 2 manufacturer part numbers on file: S4222P51 (Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company), S4127P51 (Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-496-4412. Verify interchangeability with system specifications before substitution.
Key specifications for S4127P51: Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Mounting Method: SLOT SINGLE GROUP; Body Width: 2.630 INCHES NOMINAL IN. 14 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.