PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-PRF-14409/14Capacitor,variable,air Dielectri

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5910-01-110-7141 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-01-110-7141 — this item is cataloged by the U.S. Government under National Stock Number 5910-01-110-7141. Primary manufacturer part number: MIL-PRF-14409/14.
Features
  • Capacitor,variable,air Dielectri — FSC 5910
  • Bushing Length: 0.219 INCHES NOMINAL IN
  • Body Length: 0.266 INCHES NOMINAL IN
  • Overall Diameter: 0.141 INCHES NOMINAL IN
  • Body Style: PISTON
  • Inclosure Type: ENCASED
  • Mounting Facility Screw Thread Series Designator: UNS
  • Terminal Type and Quantity: 1 TURRET
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Capacitor,variable,air Dielectri, cataloged under National Stock Number 5910-01-110-7141, 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 27 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5910-01-110-7141
Primary Part NumberMIL-PRF-14409/14
Item NameCapacitor,variable,air Dielectri
FSC / FSG5910 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Bushing Length0.219 INCHES NOMINAL IN
Body Length0.266 INCHES NOMINAL IN
Overall Diameter0.141 INCHES NOMINAL IN
Body StylePISTON
Inclosure TypeENCASED
Mounting Facility Screw Thread Series DesignatorUNS
Terminal Type and Quantity1 TURRET
Insulation DC Resistance at 25 Deg Celsius1000.0 GIGOHMS
Thread Quantity Per Inch64
Mounting Facility Type and Quantity1 THREADED BUSHING
Adjustment Device Torque0.300 INCH-OUNCES MINIMUM AND 3.000 INCH-OUNCES MAXIMUM IN
Quality Factor at 25 Deg Celsius7500.0
Capacitance Range in Picofarads+0.8 TO 10.0 SINGLE SECTION
Nominal Thread Size0.190 INCHES IN
Bushing ShapeROUND
Insulation DC Resistance at Max Operating Temp100.0 GIGOHMS
Temp Coefficient of Capacitance in Ppm Per Deg Celsius0.0 SINGLE SECTION
Adjustment Device Drive Type and Quantity1 SLOTTED SCREW
Nonderated Operating Temp-55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
Tolerance of Temp Coefficient in Ppm Per Deg Celsius-50.0 TO 50.0 SINGLE SECTION
Tuning CharacteristicSTRAIGHT LINE CAPACITY SINGLE SECTION
Specification/standard Data81349-MIL-C-14409/14 GOVERNMENT SPECIFICATION
Capacitance Drift in Picofarads0.02 SINGLE SECTION
Test Data Document81349-MIL-C-14409 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.).
Bushing Diameter0.190 INCHES NOMINAL IN
Nonderated Voltage Rating and Type250.0 DC CONTINUOUS SINGLE SECTION
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5910-01-097-2016 INTERCHANGEABLE
Capacitor,variable,air Dielectri
5910-01-194-7620 INTERCHANGEABLE
Capacitor,variable,air Dielectri
5910-01-246-3627 INTERCHANGEABLE
Capacitor,variable,air Dielectri
Cross-Reference Index
Part NumberManufacturer
MIL-PRF-14409/14 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
PC29J100 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-14409/14 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5910-01-097-2016INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
5910-01-194-7620INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
5910-01-246-3627INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI

Frequently Asked Questions

What is NSN 5910-01-110-7141?

NSN 5910-01-110-7141 is a Capacitor,variable,air Dielectri, 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 5910-01-110-7141?

NSN 5910-01-110-7141 has 3 cross-referenced part numbers: MIL-PRF-14409/14 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), PC29J100 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-C-14409/14 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5910-01-110-7141?

There are 3 known substitutes for 5910-01-110-7141: 5910-01-097-2016, 5910-01-194-7620, 5910-01-246-3627. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-PRF-14409/14?

Key specifications for MIL-PRF-14409/14: Bushing Length: 0.219 INCHES NOMINAL IN; Body Length: 0.266 INCHES NOMINAL IN; Overall Diameter: 0.141 INCHES NOMINAL IN; Body Style: PISTON. 28 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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