PartsTable
Technical Data Sheet
PartsTable / MRO / 20SR6F1
20SR6F1 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

CAPACITOR,VARIABLE,CERAMIC DIELE. Key specifications include shaft_type: ROUND, FLATTED SINGLE ACTUATOR, flat_height: 0.467 INCHES NOMINAL SINGLE ACTUATOR IN, shaft_length: 1.188 INCHES NOMINAL SINGLE ACTUATOR IN, overall_width: 7.500 INCHES NOMINAL IN, terminal_type: THREADED STUD, overall_height: 7.500 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-548-7939, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ 20SR6F1
NSN: 5930-00-548-7939
FSC: 5930
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
shaft_typeROUND, FLATTED SINGLE ACTUATOR
flat_height0.467 INCHES NOMINAL SINGLE ACTUATOR IN
shaft_length1.188 INCHES NOMINAL SINGLE ACTUATOR IN
overall_width7.500 INCHES NOMINAL IN
terminal_typeTHREADED STUD
overall_height7.500 INCHES NOMINAL IN
shaft_diameter0.625 INCHES NOMINAL SINGLE ACTUATOR IN
features_providedACTUATOR KNOB
first_flat_length0.875 INCHES NOMINAL SINGLE ACTUATOR IN
knob_manufacturer_code80064
contact_switching_actionBREAKS BEFORE MAKES EACH SECTION FRONT
mounting_facility_patternFOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY
NSN5930-00-548-7939
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,CERAMIC DIELE TITLE COMPONENT PN 20SR6F1 MFR CAPACITOR,VARIABLE,CER
KEY FEATURES
•
NONDEFINITIVE SPEC/STD DATA: 20SR CLASS
•
SWITCH CONTACT BASIC DESIGN: NONPILE-UP SYMMETRICAL
•
TEST DATA DOCUMENT: 81349-MIL-S-15291 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.).
•
LONGEST HORIZONTAL DISTANCE BETWEEN MOUNTING CENTERS: 5.625 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
•
KNOB MANUFACTURER CODE: 80064
•
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION: DUSTPROOF
•
SHAFT TYPE: ROUND, FLATTED SINGLE ACTUATOR
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
NONDEFINITIVE SPEC/STD DATA20SR CLASS
SWITCH CONTACT BASIC DESIGNNONPILE-UP SYMMETRICAL
OVERALL WIDTH7.500 INCHES NOMINAL IN
TEST DATA DOCUMENT81349-MIL-S-15291 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.).
LONGEST HORIZONTAL DISTANCE BETWEEN MOUNTING CENTERS5.625 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
KNOB MANUFACTURER CODE80064
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTIONDUSTPROOF
SHAFT TYPEROUND, FLATTED SINGLE ACTUATOR
KNOB MANUFACTURER PART NUMBER9000S6202-74224
UNTHREADED MOUNTING HOLE DIAMETER0.500 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
WD596Interchangeable
interchangeable cross-reference
interchangeable
GE4138-3Interchangeable
interchangeable cross-reference
interchangeable
5716Interchangeable
interchangeable cross-reference
interchangeable
AF-1.00J-PInterchangeable
interchangeable cross-reference
interchangeable
9100-3370Interchangeable
interchangeable cross-reference
interchangeable
2543258Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20SR6F1?
20SR6F1 is a CAPACITOR,VARIABLE,CERAMIC DIELE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 20SR6F1?
There are 15 known substitutes for 20SR6F1: WD596, GE4138-3, 5716 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20SR6F1?
20SR6F1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-548-7939. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026