The Coil,telephone, cataloged under National Stock Number 5950-00-646-4324, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-646-4324 |
| Item Name | Coil,telephone |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | OPEN |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP |
| Body Width | 1.625 INCHES NOMINAL IN |
| Body Height | 1.125 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.156 INCHES NOMINAL SINGLE GROUP IN |
| Distance Between Mounting Facility Centers | 2.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Body Length | 1.875 INCHES NOMINAL IN |
| DC Resistance Rating in Ohms | 19.000 SINGLE COMPONENT FIRST WINDING |
| DC Resistance Rating in Ohms | 21.000 SINGLE COMPONENT SECOND WINDING |
| DC Resistance Rating in Ohms | 75.000 SINGLE COMPONENT THIRD WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 3 SINGLE COMPONENT |
| Terminal Type and Quantity | 5 TERMINAL BLOCK W/SCREWS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| TH275 | 3/9 Design control — primary reference Itt Telecom Products Corp Network Systems Div |
NSN 5950-00-646-4324 is a Coil,telephone, classified under FSC 5950, Coils and Transformers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5640-01-676-0753. Verify interchangeability with system specifications before substitution.
Key specifications for 5950-00-646-4324: Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: OPEN; Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP; Body Width: 1.625 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.