The Capacitor,variable,air Dielectri, cataloged under National Stock Number 5910-00-809-8911, is classified within Federal Supply Class 5910 (Capacitors) of the Electrical and Electronic Equipment Components group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 5910-00-809-8911 |
| Item Name | Capacitor,variable,air Dielectri |
| FSC / FSG | 5910 / 59 — Capacitors |
| Status | ACTIVE |
| Shaft Type | ROUND SINGLE SHAFT |
| Mounting Facility Type and Quantity | 2 THREADED HOLE(S) |
| Nonderated Voltage Rating and Type | 500.0 DC CONTINUOUS SINGLE SECTION |
| Shaft Diameter | 0.250 INCHES NOMINAL SINGLE SHAFT IN |
| Inclosure Type | UNINCLOSED |
| Body Style | PLATE-MESHING |
| Adjustment Device Rotation | 180.0 DEGREES NOMINAL CLOCKWISE |
| Nonderated Operating Temp | -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC |
| Capacitance Range in Picofarads | +5.0 TO 42.0 SINGLE SECTION |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Tuning Characteristic | STRAIGHT LINE CAPACITY SINGLE SECTION |
| Nominal Thread Size | 0.112 INCHES IN |
| Shaft Length | 1.000 INCHES NOMINAL SINGLE SHAFT IN |
| Body Length | 1.188 INCHES MAXIMUM IN |
| Adjustment Device Torque | 2.500 INCH-OUNCES MINIMUM AND 10.000 INCH-OUNCES MAXIMUM IN |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 0.656 INCHES NOMINAL IN |
| Adjustment Device Drive Type and Quantity | 1 SHAFT |
| Test Data Document | 81349-MIL-C-92 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Split-Stator Rotary Plate Type | DIFFERENTIAL |
| Terminal Type and Quantity | 1 TAB, SOLDER LUG |
| Quality Factor at 25 Deg Celsius | 1500.0 |
| 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 |
|---|---|
| MIL-C-92/5 | 4/1 Identification reference U.S. Government activity |
| MILC92 | 5/9 Secondary reference U.S. Government activity |
| CT14E042J | 2/2 Government specification standardization U.S. Government activity |
NSN 5910-00-809-8911 is a Capacitor,variable,air Dielectri, classified under FSC 5910, Capacitors. Status: active.
5 possible matches (shared part number, not a government interchangeability claim): 5910-00-814-7345, 5910-00-877-8901, 5910-00-985-1954. Verify interchangeability with system specifications before substitution.
Key specifications for 5910-00-809-8911: Shaft Type: ROUND SINGLE SHAFT; Mounting Facility Type and Quantity: 2 THREADED HOLE(S); Overall Height: 1.219 INCHES NOMINAL IN; Nonderated Voltage Rating and Type: 500.0 DC CONTINUOUS SINGLE SECTION. 21 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.