The Coil,electrical, cataloged under National Stock Number 5950-01-113-5254, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Celco Dba Constantine Engineering Laboratories Co. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-113-5254 |
| Primary Part Number | B1550-138 |
| Item Name | Coil,electrical |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Celco Dba Constantine Engineering Laboratories Co |
| Status | ACTIVE |
| Mounting Facility Quantity | 1 SINGLE GROUP |
| Inclosure Type | OPEN |
| Overall Diameter | 3.995 INCHES MINIMUM AND 4.000 INCHES MAXIMUM IN |
| Mounting Method | UNTHREADED HOLE(S) SINGLE GROUP |
| Mounting Hole Diameter | 1.500 INCHES MINIMUM SINGLE GROUP IN |
| Features Provided | COLOR CODED LEAD |
| Maximum Operating Temp | 65.0 CELSIUS DEGC |
| Winding Operating Current | 163.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT ALL WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT ALL WINDING |
| DC Resistance Rating in Ohms | 65.000 SINGLE COMPONENT ALL WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 4 SINGLE COMPONENT |
| Winding Operating Voltage | 10.00 AC KILOVOLTS NOMINAL SINGLE COMPONENT ALL WINDING |
| Terminal Type and Quantity | 8 WIRE LEAD |
| 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 |
|---|---|
| B1550-138 PRIMARY | Celco Dba Constantine Engineering Laboratories Co (USA) |
| Reference | Meaning |
|---|---|
| 8-60009945 | 7/2 Vendor item drawing reference Senior Operations Llc Div Senior Aerospace Ketema |
NSN 5950-01-113-5254 is a Coil,electrical, manufactured by Celco Dba Constantine Engineering Laboratories Co, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-113-5254 has 1 manufacturer part number on file: B1550-138 (Celco Dba Constantine Engineering Laboratories Co).
Key specifications for B1550-138: Mounting Facility Quantity: 1 SINGLE GROUP; Inclosure Type: OPEN; Overall Diameter: 3.995 INCHES MINIMUM AND 4.000 INCHES MAXIMUM IN; Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP. 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.