The Coil,radio Frequency, cataloged under National Stock Number 5950-01-540-8273, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Cypress Magnetics Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5950-01-540-8273 |
| Primary Part Number | C19900307 |
| Item Name | Coil,radio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Cypress Magnetics Inc |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| 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 |
|---|---|
| C19900307 PRIMARY | Cypress Magnetics Inc (USA) |
| 3J610 PRIMARY | Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc (USA) |
| 201322 PRIMARY | Dbp Microwave Inc. Dba Dbp Microwave Inc. (USA) |
| Reference | Meaning |
|---|---|
| 4140040-1 | C/1 Advisory reference — outside the item-of-supply concept The Boeing Company Div Defense |
| 4140040-1 | 7/9 Vendor item drawing reference Mcdonnell Douglas Corp Mcdonnell Douglas Aerospace Opns West |
NSN 5950-01-540-8273 is a Coil,radio Frequency, manufactured by Cypress Magnetics Inc, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-540-8273 has 3 manufacturer part numbers on file: C19900307 (Cypress Magnetics Inc), 3J610 (Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc), 201322 (Dbp Microwave Inc. Dba Dbp Microwave Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-681-8856. Verify interchangeability with system specifications before substitution.
Key specifications for C19900307: Overall Height: 0.335 INCHES MINIMUM IN; Inclosure Type: FULLY INCLOSED; Overall Length: 0.640 INCHES MINIMUM IN; Special Features: LAED LEGHT 0.500 INCHES DC RESISTANCE NO GREATER THAN 0.070 OHMS INDUCTANCE100 +- 20% MIRCOHENRIES MEASURED AT 1.0KHZ DC CURRENT RATING 1 AMP KHz. 2 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.