The Capacitor,variable,air Dielectri, cataloged under National Stock Number 5910-01-012-3997, is classified within Federal Supply Class 5910 (Capacitors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Keysight Technologies Inc. Government technical data includes 15 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5910-01-012-3997 |
| Primary Part Number | 0121-0453 |
| Item Name | Capacitor,variable,air Dielectri |
| FSC / FSG | 5910 / 59 — Capacitors |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Plate Air Gap | 0.008 INCHES IN |
| Mounting Facility Type and Quantity | 3 TERMINAL |
| Nonderated Voltage Rating and Type | 250.0 AC PEAK SINGLE SECTION |
| Inclosure Type | UNINCLOSED |
| Temp Coefficient of Capacitance in Ppm Per Deg Celsius | 30.0 SINGLE SECTION |
| Body Style | PLATE-MESHING |
| Capacitance Range in Picofarads | +1.3 TO 5.4 SINGLE SECTION |
| Unthreaded Mounting Hole Diameter | 0.056 INCHES NOMINAL IN |
| Tuning Characteristic | STRAIGHT LINE CAPACITY SINGLE SECTION |
| Adjustment Device Torque | 1.500 INCH-OUNCES MINIMUM AND 8.000 INCH-OUNCES MAXIMUM IN |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 0.300 INCHES NOMINAL IN |
| Adjustment Device Drive Type and Quantity | 1 SLOTTED SCREW |
| Plate Quantity | 6 |
| Split-Stator Rotary Plate Type | DIFFERENTIAL |
| Terminal Type and Quantity | 3 PRINTED CIRCUIT |
| 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 |
|---|---|
| 0121-0453 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 187-0103-195 | 5/9 Secondary reference Viking Technologies, Ltd. |
| 187-0303-125 | C/1 Advisory reference — outside the item-of-supply concept Viking Technologies, Ltd. |
| 0121-0453 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| 0121-0453 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 187-0303-125 | 5/9 Secondary reference Viking Technologies, Ltd. |
NSN 5910-01-012-3997 is a Capacitor,variable,air Dielectri, manufactured by Keysight Technologies Inc, classified under FSC 5910, Capacitors. Status: active.
NSN 5910-01-012-3997 has 1 manufacturer part number on file: 0121-0453 (Keysight Technologies Inc).
Key specifications for 0121-0453: Plate Air Gap: 0.008 INCHES IN; Mounting Facility Type and Quantity: 3 TERMINAL; Overall Height: 0.528 INCHES NOMINAL IN; Nonderated Voltage Rating and Type: 250.0 AC PEAK SINGLE SECTION. 15 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.