PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-C-81/9Capacitor,variable,ceramic Diele

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5910-01-331-3168 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-01-331-3168 — this item is cataloged by the U.S. Government under National Stock Number 5910-01-331-3168. Primary manufacturer part number: MIL-C-81/9.
Features
  • Capacitor,variable,ceramic Diele — FSC 5910
  • Terminal Length: 0.070 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
  • Center to Center Distance Between Terminals Parallel to Diameter: 0.140 INCHES NOMINAL IN
  • Nonderated Voltage Rating and Type: 250.0 DC CONTINUOUS SINGLE SECTION
  • Adjustment Device Drive Type and Quantity: 1 SQUARE HOLE
  • Nonderated Operating Temp: -55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
  • Capacitance Range in Picofarads: +2.5 TO 10.0 SINGLE SECTION
  • Test Data Document: 81349-MIL-C-81 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.).
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Capacitor,variable,ceramic Diele, cataloged under National Stock Number 5910-01-331-3168, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5910-01-331-3168
Primary Part NumberMIL-C-81/9
Item NameCapacitor,variable,ceramic Diele
FSC / FSG5910 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Terminal Length0.070 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
Center to Center Distance Between Terminals Parallel to Diameter0.140 INCHES NOMINAL IN
Nonderated Voltage Rating and Type250.0 DC CONTINUOUS SINGLE SECTION
Adjustment Device Drive Type and Quantity1 SQUARE HOLE
Nonderated Operating Temp-55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
Capacitance Range in Picofarads+2.5 TO 10.0 SINGLE SECTION
Test Data Document81349-MIL-C-81 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.).
Adjustment Device Torque0.050 INCH-OUNCES MINIMUM AND 1.000 INCH-OUNCES MAXIMUM IN
Specification/standard Data81349-MIL-C-81/9B GOVERNMENT SPECIFICATION
Body StyleROTARY
Tolerance of Temp Coefficient in Ppm Per Deg Celsius-600.0 TO 600.0 SINGLE SECTION
Inclosure TypeENCASED
Insulation DC Resistance at 25 Deg Celsius10000.0 MEGOHMS
Center to Center Distance Between Mounting Facilities Parallel to Diameter0.140 INCHES NOMINAL IN
Terminal Thickness0.003 INCHES MINIMUM AND 0.005 INCHES MAXIMUM IN
Dissipation Factor at 25 Deg Celsius in Percent0.2
Terminal Type and Quantity2 PRINTED CIRCUIT
Terminal LocationEND OPPOSITE ADJUSTMENT CONTROL PERPENDICULAR
Mounting Facility Type and Quantity2 TERMINAL
Body Height0.070 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
Quality Factor at 25 Deg Celsius1000.0
Body Diameter0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
Temp Coefficient of Capacitance in Ppm Per Deg Celsius100.0 SINGLE SECTION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5910-01-246-96499626 INTERCHANGEABLE
Capacitor,variable,ceramic Diele
Knowles Cazenovia Inc.
5910-01-256-3130 INTERCHANGEABLE
Capacitor,variable,ceramic Diele
5910-01-276-8939 INTERCHANGEABLE
Capacitor,variable,ceramic Diele
5910-01-282-7588 INTERCHANGEABLE
Capacitor,variable,ceramic Diele
5910-01-392-3567 INTERCHANGEABLE
Capacitor,variable,ceramic Diele
Cross-Reference Index
Part NumberManufacturer
MIL-C-81/9 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CV98H100SL Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-81/9 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5910-01-246-9649INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE
9626
5910-01-256-3130INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE
5910-01-276-8939INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE
5910-01-282-7588INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE
5910-01-392-3567INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE

Frequently Asked Questions

What is NSN 5910-01-331-3168?

NSN 5910-01-331-3168 is a Capacitor,variable,ceramic Diele, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5910 (No Item Name Available). Status: active.

What are the part numbers for NSN 5910-01-331-3168?

NSN 5910-01-331-3168 has 3 cross-referenced part numbers: MIL-C-81/9 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), CV98H100SL (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-PRF-81/9 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5910-01-331-3168?

There are 5 known substitutes for 5910-01-331-3168: 5910-01-246-9649, 5910-01-256-3130, 5910-01-276-8939 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-C-81/9?

Key specifications for MIL-C-81/9: Terminal Length: 0.070 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN; Center to Center Distance Between Terminals Parallel to Diameter: 0.140 INCHES NOMINAL IN; Nonderated Voltage Rating and Type: 250.0 DC CONTINUOUS SINGLE SECTION; Adjustment Device Drive Type and Quantity: 1 SQUARE HOLE. 23 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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