The Capacitor,variable,air Dielectri, cataloged under National Stock Number 5910-01-032-7378, is classified within Federal Supply Class 5910 (Capacitors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Espey Mfg and Electronics Corp. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5910-01-032-7378 |
| Primary Part Number | SI-151-VC |
| Item Name | Capacitor,variable,air Dielectri |
| FSC / FSG | 5910 / 59 — Capacitors |
| Manufacturer | Espey Mfg and Electronics Corp |
| Status | ACTIVE |
| Shaft Type | ROUND SINGLE SHAFT |
| Bushing Shape | ROUND |
| Bushing Length | 0.375 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 1 THREADED BUSHING |
| Nonderated Voltage Rating and Type | 848.0 AC PEAK TO PEAK SINGLE SECTION |
| Shaft Diameter | 0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM SINGLE SHAFT IN |
| Inclosure Type | UNINCLOSED |
| Body Style | PLATE-MESHING |
| Capacitance Range in Picofarads | +6.7 TO 150.0 SINGLE SECTION |
| Mounting Facility Screw Thread Series Designator | UNEF |
| Tuning Characteristic | STRAIGHT LINE CAPACITY SINGLE SECTION |
| Nominal Thread Size | 0.375 INCHES IN |
| Shaft Length | 0.400 INCHES NOMINAL SINGLE SHAFT IN |
| Body Length | 1.780 INCHES NOMINAL IN |
| Bushing Diameter | 0.320 INCHES NOMINAL IN |
| Adjustment Device Drive Type and Quantity | 1 SHAFT |
| Thread Class | 2A A |
| Terminal Type and Quantity | 2 SOLDER STUD |
| 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 |
|---|---|
| SI-151-VC PRIMARY | Espey Mfg and Electronics Corp (USA) |
| Reference | Meaning |
|---|---|
| SM-D-879189 | 7/2 Vendor item drawing reference U.S. Government activity |
| SI-151-VC | 5/9 Secondary reference U.S. Government activity |
NSN 5910-01-032-7378 is a Capacitor,variable,air Dielectri, manufactured by Espey Mfg and Electronics Corp, classified under FSC 5910, Capacitors. Status: active.
NSN 5910-01-032-7378 has 1 manufacturer part number on file: SI-151-VC (Espey Mfg and Electronics Corp).
Key specifications for SI-151-VC: Shaft Type: ROUND SINGLE SHAFT; Bushing Shape: ROUND; Bushing Length: 0.375 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 1 THREADED BUSHING. 18 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.