PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6721Capacitor,variable,air Dielectri

Knowles Cazenovia, Inc. Div Johanson Manufacturing · NSN 5910-01-103-7285 · FSC 5910 · No Item Name Available
Verified by PartsTable
NSN 5910-01-103-7285 — this item is cataloged by the U.S. Government under National Stock Number 5910-01-103-7285. Primary manufacturer part number: 6721.
Features
  • Capacitor,variable,air Dielectri — FSC 5910
  • Overall Diameter: 0.281 INCHES NOMINAL IN
  • Adjustment Device Drive Type and Quantity: 1 SLOTTED SCREW
  • Capacitance Range in Picofarads: +0.8 TO 10.0 SINGLE SECTION
  • Tolerance of Temp Coefficient in Ppm Per Deg Celsius: -20.0 TO 20.0 SINGLE SECTION
  • Inclosure Type: ENCASED
  • Terminal Diameter: 0.031 INCHES NOMINAL IN
  • Insulation DC Resistance at 25 Deg Celsius: 1000000.0 MEGOHMS
Applications
  • Circuit regulation and filtering
  • Signal conditioning
  • Power supply stabilization
General Description

The Capacitor,variable,air Dielectri, cataloged under National Stock Number 5910-01-103-7285, 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 Knowles Cazenovia, Inc. Div Johanson Manufacturing. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5910-01-103-7285
Primary Part Number6721
Item NameCapacitor,variable,air Dielectri
FSC / FSG5910 / 59 — No Item Name Available
ManufacturerKnowles Cazenovia, Inc. Div Johanson Manufacturing
StatusACTIVE
Overall Diameter0.281 INCHES NOMINAL IN
Adjustment Device Drive Type and Quantity1 SLOTTED SCREW
Capacitance Range in Picofarads+0.8 TO 10.0 SINGLE SECTION
Tolerance of Temp Coefficient in Ppm Per Deg Celsius-20.0 TO 20.0 SINGLE SECTION
Inclosure TypeENCASED
Terminal Diameter0.031 INCHES NOMINAL IN
Insulation DC Resistance at 25 Deg Celsius1000000.0 MEGOHMS
Mounting Facility Type and Quantity1 THREADED STUD(S)
Body Length0.312 INCHES NOMINAL IN
Temp Coefficient of Capacitance in Ppm Per Deg Celsius0.0 SINGLE SECTION
Nonderated Operating Temp-65.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
Body StylePISTON
Center to Center Distance Between Terminals Parallel to Length0.297 INCHES NOMINAL IN
Terminal Type and Quantity3 WIRE LEAD
Center to Center Distance Between Terminals Parallel to Diameter0.219 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3110-00-157-37266406FX INTERCHANGEABLE
Bearing,ball,thrust
Oshkosh Defense Llc
6105-00-439-40816721 INTERCHANGEABLE
Motor,electrical
Eaton Aerospace, Llc Dba Jackson South
5310-00-522-92506721 INTERCHANGEABLE
Nut,knob
Aerospace Lighting Corporation
5340-00-598-3273672-1 INTERCHANGEABLE
Cup,suction
Atlantic India Rubber Co Inc
3120-00-662-4720AM7250-4 INTERCHANGEABLE
Bushing,sleeve
Avalon Glass and Mirror Co
5305-00-803-9098902-111-008 INTERCHANGEABLE
Screw,machine
Roanwell, Llc
3510-00-962-7120672 INTERCHANGEABLE
Brake Band,marking Machine
Natmar Services Corp
3930-01-056-2919 INTERCHANGEABLE
Block,slide
6130-01-168-8001672-5 INTERCHANGEABLE
Power Supply
Astronics Advanced Electronic Systems Corp. Dba Astronics Advanced Electronic Systems
6685-01-623-18866721 INTERCHANGEABLE
Gage,pressure,dial Indicating
Fjc, Inc.
Cross-Reference Index
Part NumberManufacturer
6721 Knowles Cazenovia, Inc. Div Johanson Manufacturing (USA)
Related Parts
3110-00-157-3726INTERCHANGEABLE
BEARING,BALL,THRUST
6406FX
6105-00-439-4081INTERCHANGEABLE
MOTOR,ELECTRICAL
6721
5310-00-522-9250INTERCHANGEABLE
NUT,KNOB
6721
5340-00-598-3273INTERCHANGEABLE
CUP,SUCTION
672-1
3120-00-662-4720INTERCHANGEABLE
BUSHING,SLEEVE
AM7250-4
5305-00-803-9098INTERCHANGEABLE
SCREW,MACHINE
902-111-008
3510-00-962-7120INTERCHANGEABLE
BRAKE BAND,MARKING MACHINE
672
3930-01-056-2919INTERCHANGEABLE
BLOCK,SLIDE
6130-01-168-8001INTERCHANGEABLE
POWER SUPPLY
672-5
6685-01-623-1886INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6721

Frequently Asked Questions

What is NSN 5910-01-103-7285?

NSN 5910-01-103-7285 is a Capacitor,variable,air Dielectri, manufactured by Knowles Cazenovia, Inc. Div Johanson Manufacturing, classified under FSC 5910 (No Item Name Available). Status: active.

What are the part numbers for NSN 5910-01-103-7285?

NSN 5910-01-103-7285 has 1 cross-referenced part number: 6721 (Knowles Cazenovia, Inc. Div Johanson Manufacturing).

What NSN replaces 5910-01-103-7285?

There are 10 known substitutes for 5910-01-103-7285: 3110-00-157-3726, 6105-00-439-4081, 5310-00-522-9250 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6721?

Key specifications for 6721: Overall Length: 0.562 INCHES NOMINAL IN; Overall Diameter: 0.281 INCHES NOMINAL IN; Adjustment Device Drive Type and Quantity: 1 SLOTTED SCREW; Capacitance Range in Picofarads: +0.8 TO 10.0 SINGLE SECTION. 17 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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