The Capacitor,variable,air Dielectri, cataloged under National Stock Number 5910-01-384-2490, is classified within Federal Supply Class 5910 (Capacitors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Antenna Research Associates, Incorporated. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5910-01-384-2490 |
| Primary Part Number | 40649-1 |
| Item Name | Capacitor,variable,air Dielectri |
| FSC / FSG | 5910 / 59 — Capacitors |
| Manufacturer | Antenna Research Associates, Incorporated |
| Status | ACTIVE |
| 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 |
|---|---|
| 40649-1 PRIMARY | Antenna Research Associates, Incorporated (USA) |
NSN 5910-01-384-2490 is a Capacitor,variable,air Dielectri, manufactured by Antenna Research Associates, Incorporated, classified under FSC 5910, Capacitors. Status: active.
NSN 5910-01-384-2490 has 1 manufacturer part number on file: 40649-1 (Antenna Research Associates, Incorporated).
1 possible match (shared part number, not a government interchangeability claim): 5975-01-613-7343. Verify interchangeability with system specifications before substitution.
Key specifications for 40649-1: Special Features: TUNING CAPACITOR; 1.8-15.0 MHZ; ONE 5-PIN MALE CONNECTOR, ONE 7-PIN MALE CONNECTOR; 8.5 IN. DIA.; 20 IN. LENGTH MHz; End Item Identification: CDFL-MLA-115, CDFL-MLA-115(V)1. 0 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.