The Capacitor,variable,quartz Dielec, cataloged under National Stock Number 5910-00-503-9449, is classified within Federal Supply Class 5910 (Capacitors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Murata Erie North America Inc Headquarters and Georgia Opns. Government technical data includes 22 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5910-00-503-9449 |
| Primary Part Number | NQS173F |
| Item Name | Capacitor,variable,quartz Dielec |
| FSC / FSG | 5910 / 59 — Capacitors |
| Manufacturer | Murata Erie North America Inc Headquarters and Georgia Opns |
| Status | ACTIVE |
| Bushing Shape | ROUND W/FLAT |
| Bushing Length | 0.281 INCHES NOMINAL IN |
| Mounting Facility Type and Quantity | 1 THREADED BUSHING |
| Nonderated Voltage Rating and Type | 1250.0 DC CONTINUOUS SINGLE SECTION |
| Inclosure Type | HERMETICALLY SEALED |
| Temp Coefficient of Capacitance in Ppm Per Deg Celsius | 25.0 SINGLE SECTION |
| Body Style | PISTON |
| Insulation DC Resistance at 25 Deg Celsius | 1.0 MEGOHMS |
| Nonderated Operating Temp | -55.0 CELSIUS MINIMUM AND 150.0 CELSIUS MAXIMUM DEGC |
| Overall Diameter | 0.312 INCHES NOMINAL IN |
| Capacitance Range in Picofarads | +0.6 TO 5.5 SINGLE SECTION |
| Mounting Facility Screw Thread Series Designator | UNF |
| Bushing Width | 0.175 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.190 INCHES IN |
| Body Length | 0.594 INCHES NOMINAL IN |
| Bushing Diameter | 0.195 INCHES MAXIMUM IN |
| Temp Coefficient of Capacitance Range in Ppm Per Deg Celsius | -25.0 TO 25.0 SINGLE SECTION |
| Adjustment Device Torque | 1.000 INCH-OUNCES MINIMUM AND 10.000 INCH-OUNCES MAXIMUM IN |
| Adjustment Device Drive Type and Quantity | 1 SLOTTED SCREW |
| Thread Class | 2A A |
| Terminal Type and Quantity | 1 TAB, SOLDER LUG AND 1 WIRE LEAD |
| 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 |
| Part Number | Manufacturer |
|---|---|
| NQS173F PRIMARY | Murata Erie North America Inc Headquarters and Georgia Opns (USA) |
NSN 5910-00-503-9449 is a Capacitor,variable,quartz Dielec, manufactured by Murata Erie North America Inc Headquarters and Georgia Opns, classified under FSC 5910, Capacitors. Status: active.
NSN 5910-00-503-9449 has 1 manufacturer part number on file: NQS173F (Murata Erie North America Inc Headquarters and Georgia Opns).
Key specifications for NQS173F: Bushing Shape: ROUND W/FLAT; Bushing Length: 0.281 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 1 THREADED BUSHING; Nonderated Voltage Rating and Type: 1250.0 DC CONTINUOUS SINGLE SECTION. 22 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.