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 5910-01-276-8939 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-01-276-8939 — this item is cataloged by the U.S. Government under National Stock Number 5910-01-276-8939. Primary manufacturer part number: MIL-C-81/9.
Features
  • Capacitor,variable,ceramic Diele — FSC 5910
  • Body Style: ROTARY
  • Center to Center Distance Between Terminals Parallel to Diameter: 0.140 INCHES NOMINAL IN
  • Dissipation Factor at 25 Deg Celsius in Percent: 0.2
  • Terminal Length: 0.070 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
  • Adjustment Device Torque: 0.050 INCH-OUNCES MINIMUM AND 1.000 INCH-OUNCES MAXIMUM IN
  • Mounting Facility Type and Quantity: 2 TERMINAL
  • Quality Factor at 25 Deg Celsius: 1000.0
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Capacitor,variable,ceramic Diele, cataloged under National Stock Number 5910-01-276-8939, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5910-01-276-8939
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
StatusCANCELLED
Body StyleROTARY
Center to Center Distance Between Terminals Parallel to Diameter0.140 INCHES NOMINAL IN
Dissipation Factor at 25 Deg Celsius in Percent0.2
Terminal Length0.070 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
Adjustment Device Torque0.050 INCH-OUNCES MINIMUM AND 1.000 INCH-OUNCES MAXIMUM IN
Mounting Facility Type and Quantity2 TERMINAL
Quality Factor at 25 Deg Celsius1000.0
Terminal Type and Quantity2 PRINTED CIRCUIT
Capacitance Range in Picofarads+1.0 TO 5.0 SINGLE SECTION
Nonderated Operating Temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
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 Drive Type and Quantity1 SQUARE HOLE
Inclosure TypeENCASED
Nonderated Voltage Rating and Type250.0 DC CONTINUOUS SINGLE SECTION
Capacitance Drift in Picofarads0.50 SINGLE SECTION
Specification/standard Data81349-MIL-C-81/9 GOVERNMENT SPECIFICATION
Tolerance of Temp Coefficient in Ppm Per Deg Celsius-400.0 TO 400.0 SINGLE SECTION
Temp Coefficient of Capacitance in Ppm Per Deg Celsius0.0 SINGLE SECTION
Insulation DC Resistance at 25 Deg Celsius10000.0 MEGOHMS
Body Diameter0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
Body Height0.070 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3895-00-118-5319962-1 INTERCHANGEABLE
Link,chain
Rexnord Holdings Inc
5962-00-160-5459932253-3B INTERCHANGEABLE
Microcircuit,linear
Raytheon Company Dba Raytheon
5915-00-226-5421SM-D-502406 INTERCHANGEABLE
Filter Assembly,electrical
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6740-00-353-4451 INTERCHANGEABLE
Bellows
5910-01-246-96499626 INTERCHANGEABLE
Capacitor,variable,ceramic Diele
Knowles Cazenovia Inc.
5910-01-256-3130 INTERCHANGEABLE
Capacitor,variable,ceramic Diele
5910-01-282-7588 INTERCHANGEABLE
Capacitor,variable,ceramic Diele
5910-01-331-3168 INTERCHANGEABLE
Capacitor,variable,ceramic Diele
6145-01-363-33619621 INTERCHANGEABLE
Cable,power,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
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
9621 Knowles Cazenovia, Inc. Div Johanson Manufacturing (USA)
CV98W5R0 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
3895-00-118-5319INTERCHANGEABLE
LINK,CHAIN
962-1
5962-00-160-5459INTERCHANGEABLE
MICROCIRCUIT,LINEAR
932253-3B
5915-00-226-5421INTERCHANGEABLE
FILTER ASSEMBLY,ELECTRICAL
SM-D-502406
6740-00-353-4451INTERCHANGEABLE
BELLOWS
5910-01-246-9649INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE
9626
5910-01-256-3130INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE
5910-01-282-7588INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE
5910-01-331-3168INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE
6145-01-363-3361INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
9621
5910-01-392-3567INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE
6515-01-561-6342INTERCHANGEABLE
CONCENTRATOR,OXYGEN
6515-01-568-4717INTERCHANGEABLE
INSERT,DRILL SLEEVE,SCREW FIXATI
312.48

Frequently Asked Questions

What is NSN 5910-01-276-8939?

NSN 5910-01-276-8939 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: cancelled.

What are the part numbers for NSN 5910-01-276-8939?

NSN 5910-01-276-8939 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), 9621 (Knowles Cazenovia, Inc. Div Johanson Manufacturing), CV98W5R0 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5910-01-276-8939?

There are 12 known substitutes for 5910-01-276-8939: 3895-00-118-5319, 5962-00-160-5459, 5915-00-226-5421 and 9 more. Verify interchangeability with system specifications before substitution.

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

Key specifications for MIL-C-81/9: Body Style: ROTARY; Center to Center Distance Between Terminals Parallel to Diameter: 0.140 INCHES NOMINAL IN; Dissipation Factor at 25 Deg Celsius in Percent: 0.2; Terminal Length: 0.070 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5910-01-276-8939 still in active supply?

NSN 5910-01-276-8939 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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