The Capacitor,variable,air Dielectri, cataloged under National Stock Number 5910-01-146-9333, is classified within Federal Supply Class 5910 (Capacitors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Knowles Cazenovia Inc.. Government technical data includes 26 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5910-01-146-9333 |
| Primary Part Number | 5500J |
| Item Name | Capacitor,variable,air Dielectri |
| FSC / FSG | 5910 / 59 — Capacitors |
| Manufacturer | Knowles Cazenovia Inc. |
| Status | ACTIVE |
| Bushing Shape | ROUND |
| Bushing Length | 0.242 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 1 THREADED BUSHING |
| Nonderated Voltage Rating and Type | 250.0 DC CONTINUOUS SINGLE SECTION |
| Inclosure Type | ENCASED |
| Temp Coefficient of Capacitance in Ppm Per Deg Celsius | 0.0 SINGLE SECTION |
| Body Style | PISTON |
| Insulation DC Resistance at 25 Deg Celsius | 1000000.0 MEGOHMS |
| Nonderated Operating Temp | -55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC |
| Overall Diameter | 0.281 INCHES NOMINAL IN |
| Terminal Length | 0.225 INCHES NOMINAL IN |
| Capacitance Range in Picofarads | +1.0 TO 20.0 SINGLE SECTION |
| Tolerance of Temp Coefficient in Ppm Per Deg Celsius | -50.0 TO 50.0 SINGLE SECTION |
| Mounting Facility Screw Thread Series Designator | UNS |
| Tuning Characteristic | STRAIGHT LINE CAPACITY SINGLE SECTION |
| Nominal Thread Size | 0.234 INCHES IN |
| Specification/standard Data | 81349-MIL-C-14409/12 GOVERNMENT SPECIFICATION |
| Body Length | 0.500 INCHES NOMINAL IN |
| Bushing Diameter | 0.234 INCHES NOMINAL IN |
| Adjustment Device Torque | 0.500 INCH-OUNCES MINIMUM AND 6.000 INCH-OUNCES MAXIMUM IN |
| Adjustment Device Drive Type and Quantity | 1 SLOTTED SCREW |
| Thread Class | 2A A |
| Test Data Document | 81349-MIL-C-14409 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.). |
| Thread Quantity Per Inch | 64 |
| Terminal Type and Quantity | 1 TAB, SOLDER LUG |
| Insulation DC Resistance at Max Operating Temp | 100000.0 MEGOHMS |
| 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 |
|---|---|
| 5500J PRIMARY | Knowles Cazenovia Inc. (USA) |
| Reference | Meaning |
|---|---|
| MIL-C-14409/12 | 5/9 Secondary reference U.S. Government activity |
| PC25R200 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| R5500-002 | 5/9 Secondary reference U.S. Government activity |
| PC25J200 | 5/9 Secondary reference U.S. Government activity |
| MIL-PRF-14409/12 | 5/9 Secondary reference U.S. Government activity |
NSN 5910-01-146-9333 is a Capacitor,variable,air Dielectri, manufactured by Knowles Cazenovia Inc., classified under FSC 5910, Capacitors. Status: active.
NSN 5910-01-146-9333 has 1 manufacturer part number on file: 5500J (Knowles Cazenovia Inc.).
4 possible matches (shared part number, not a government interchangeability claim): 5910-01-195-7348, 5910-01-263-0895, 5910-01-282-7177. Verify interchangeability with system specifications before substitution.
Key specifications for 5500J: Bushing Shape: ROUND; Bushing Length: 0.242 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 1 THREADED BUSHING; Nonderated Voltage Rating and Type: 250.0 DC CONTINUOUS SINGLE SECTION. 26 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.