The Coil,radio Frequency, cataloged under National Stock Number 5950-00-325-8303, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is National-Arnold Magnetics 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-325-8303 |
| Primary Part Number | CH550 |
| Item Name | Coil,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | National-Arnold Magnetics Co |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Quality Factor | 90 MINIMUM SINGLE COMPONENT SINGLE WINDING |
| Turn Quantity | 35 SINGLE COMPONENT SINGLE WINDING |
| Mounting Method | TERMINAL SINGLE GROUP |
| Inductance Rating | 7.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING |
| Body Width | 2.120 INCHES NOMINAL IN |
| Body Height | 6.380 INCHES NOMINAL IN |
| Coil Form Type | SOLID SINGLE COMPONENT |
| Body Length | 8.880 INCHES NOMINAL IN |
| Winding Operating Current | 21.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE WINDING |
| DC Resistance Rating in Ohms | 165.000 SINGLE COMPONENT SINGLE WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 2 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 |
|---|---|
| CH550 | National-Arnold Magnetics Co (USA) |
| Reference | Meaning |
|---|---|
| 131295 | 3/9 Design control — primary reference Sora Power Inc. Dba Sora Power Inc |
NSN 5950-00-325-8303 is a Coil,radio Frequency, manufactured by National-Arnold Magnetics Co, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-325-8303 has 1 manufacturer part number on file: CH550 (National-Arnold Magnetics Co).
2 possible matches (shared part number, not a government interchangeability claim): 5999-00-636-8181, 3040-00-872-3543. Verify interchangeability with system specifications before substitution.
Key specifications for CH550: Inclosure Type: FULLY INCLOSED; Quality Factor: 90 MINIMUM SINGLE COMPONENT SINGLE WINDING; Turn Quantity: 35 SINGLE COMPONENT SINGLE WINDING; Mounting Method: TERMINAL 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.