PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C-346Capacitor,variable,ceramic Diele

Keithley Instruments, Llc · NSN 5910-01-373-3117 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-01-373-3117 — this item is cataloged by the U.S. Government under National Stock Number 5910-01-373-3117. Primary manufacturer part number: C-346.
Features
  • Capacitor,variable,ceramic Diele — FSC 5910
  • Inclosure Type: ENCAPSULATED
  • Mounting Facility Type and Quantity: 1 TERMINAL
  • Shaft Type: ROUND, SLOTTED SINGLE SHAFT
  • Adjustment Device Drive Type and Quantity: 1 SHAFT
  • Insulation DC Resistance at 25 Deg Celsius: 10000.0 MEGOHMS
  • Shaft Length: 0.122 INCHES NOMINAL SINGLE SHAFT IN
  • Nonderated Voltage Rating and Type: 500.0 DC DIELECTRIC WITHSTANDING SINGLE SECTION
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Capacitor,variable,ceramic Diele, cataloged under National Stock Number 5910-01-373-3117, is classified within Federal Supply Class 5910 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Keithley Instruments, Llc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5910-01-373-3117
Primary Part NumberC-346
Item NameCapacitor,variable,ceramic Diele
FSC / FSG5910 / 59 — No Item Name Available
ManufacturerKeithley Instruments, Llc
StatusACTIVE
Inclosure TypeENCAPSULATED
Mounting Facility Type and Quantity1 TERMINAL
Shaft TypeROUND, SLOTTED SINGLE SHAFT
Adjustment Device Drive Type and Quantity1 SHAFT
Insulation DC Resistance at 25 Deg Celsius10000.0 MEGOHMS
Shaft Length0.122 INCHES NOMINAL SINGLE SHAFT IN
Nonderated Voltage Rating and Type500.0 DC DIELECTRIC WITHSTANDING SINGLE SECTION
Terminal Type and Quantity2 TAB, SOLDER LUG
Capacitance Range in Picofarads+3.0 TO 10.0 SINGLE SECTION
Shaft Diameter0.086 INCHES NOMINAL SINGLE SHAFT IN
Nonderated Operating Temp-25.0 CELSIUS MINIMUM AND 85.0 CELSIUS MINIMUM DEGC
Body StyleROTARY
Overall Diameter0.177 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5910-00-127-167336D113G075CD2A INTERCHANGEABLE
Capacitor,fixed,electrolytic
Sprague Electric Co World Hqs
3040-00-496-1515 INTERCHANGEABLE
Ball Joint
Cross-Reference Index
Part NumberManufacturer
C-346 Keithley Instruments, Llc (USA)
CTZ31C Alps Electronic Usa Inc (USA)
Related Parts
5910-00-127-1673INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
36D113G075CD2A
3040-00-496-1515INTERCHANGEABLE
BALL JOINT

Frequently Asked Questions

What is NSN 5910-01-373-3117?

NSN 5910-01-373-3117 is a Capacitor,variable,ceramic Diele, manufactured by Keithley Instruments, Llc, classified under FSC 5910 (No Item Name Available). Status: active.

What are the part numbers for NSN 5910-01-373-3117?

NSN 5910-01-373-3117 has 2 cross-referenced part numbers: C-346 (Keithley Instruments, Llc), CTZ31C (Alps Electronic Usa Inc).

What NSN replaces 5910-01-373-3117?

There are 2 known substitutes for 5910-01-373-3117: 5910-00-127-1673, 3040-00-496-1515. Verify interchangeability with system specifications before substitution.

What are the specifications of C-346?

Key specifications for C-346: Inclosure Type: ENCAPSULATED; Mounting Facility Type and Quantity: 1 TERMINAL; Shaft Type: ROUND, SLOTTED SINGLE SHAFT; Adjustment Device Drive Type and Quantity: 1 SHAFT. 14 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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