The Capacitor,variable,air Dielectri, cataloged under National Stock Number 5910-01-475-8537, is classified within Federal Supply Class 5910 (Capacitors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Support Services Corp. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5910-01-475-8537 |
| Primary Part Number | 581R987H02 |
| Item Name | Capacitor,variable,air Dielectri |
| FSC / FSG | 5910 / 59 — Capacitors |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Nonderated Voltage Rating and Type | 125.0 DC CONTINUOUS SINGLE SECTION |
| Nonderated Operating Temp | -55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC |
| Capacitance Range in Picofarads | +1.5 TO 14.0 SINGLE SECTION |
| Adjustment Device Drive Type and Quantity | 1 SLOTTED SCREW |
| Terminal Type and Quantity | 1 TAB, SOLDER LUG AND 1 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 |
|---|---|
| 581R987H02 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| V3185 | Knowles Cazenovia Inc. (USA) |
| Reference | Meaning |
|---|---|
| 581R987H02 | 5/9 Secondary reference U.S. Government activity |
| 581R987 | 7/1 Vendor item drawing reference U.S. Government activity |
NSN 5910-01-475-8537 is a Capacitor,variable,air Dielectri, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5910, Capacitors. Status: active.
NSN 5910-01-475-8537 has 2 manufacturer part numbers on file: 581R987H02 (Northrop Grumman Support Services Corp), V3185 (Knowles Cazenovia Inc.).
Key specifications for 581R987H02: Nonderated Voltage Rating and Type: 125.0 DC CONTINUOUS SINGLE SECTION; Nonderated Operating Temp: -55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC; Capacitance Range in Picofarads: +1.5 TO 14.0 SINGLE SECTION; Adjustment Device Drive Type and Quantity: 1 SLOTTED SCREW. 5 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.