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Technical Data Sheet
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AP9L — Technical Data Sheet

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— · 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,AIR DIELECTRI. Key specifications include shaft_type: ROUND, SLOTTED SINGLE SHAFT, shaft_length: 0.531 INCHES NOMINAL SINGLE SHAFT IN, thread_class: 2B, inclosure_type: UNINCLOSED, overall_length: 1.531 INCHES NOMINAL IN, shaft_diameter: 0.203 INCHES NOMINAL SINGLE SHAFT IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5910-00-195-8052, 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→ AP9L
NSN: 5910-00-195-8052
FSC: 5910
CAGE: 78712 — TELERADIO ENGINEERING CORP (USA)
SPECIFICATIONS
shaft_typeROUND, SLOTTED SINGLE SHAFT
shaft_length0.531 INCHES NOMINAL SINGLE SHAFT IN
thread_class2B
inclosure_typeUNINCLOSED
overall_length1.531 INCHES NOMINAL IN
shaft_diameter0.203 INCHES NOMINAL SINGLE SHAFT IN
nominal_thread_size0.086 INCHES IN
tuning_characteristicSTRAIGHT LINE CAPACITY SINGLE SECTION
adjustment_device_rotation180.0 DEGREES NOMINAL CLOCKWISE AND 180.0 DEGREES NOMINAL COUNTERCLOCKWISE
terminal_type_and_quantity1 TAB, SOLDER LUG AND 2 SOLDER STUD
capacitance_range_in_picofarads+3.0 TO 25.0 SINGLE SECTION
nonderated_voltage_rating_and_type640.0 AC PEAK SINGLE SECTION
NSN5910-00-195-8052
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,AIR DIELECTRI TITLE COMPONENT PN AP9L MFR CAPACITOR,VARIABLE,AIR
KEY FEATURES
•
INCLOSURE TYPE: UNINCLOSED
•
SHAFT DIAMETER: 0.203 INCHES NOMINAL SINGLE SHAFT IN
•
MOUNTING FACILITY TYPE AND QUANTITY: 2 THREADED HOLE(S)
•
SHAFT TYPE: ROUND, SLOTTED SINGLE SHAFT
•
ADJUSTMENT DEVICE ROTATION: 180.0 DEGREES NOMINAL CLOCKWISE AND 180.0 DEGREES NOMINAL COUNTERCLOCKWISE
•
TERMINAL TYPE AND QUANTITY: 1 TAB, SOLDER LUG AND 2 SOLDER STUD
•
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
SHAFT LENGTH: 0.531 INCHES NOMINAL SINGLE SHAFT IN
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
INCLOSURE TYPEUNINCLOSED
SHAFT DIAMETER0.203 INCHES NOMINAL SINGLE SHAFT IN
MOUNTING FACILITY TYPE AND QUANTITY2 THREADED HOLE(S)
SHAFT TYPEROUND, SLOTTED SINGLE SHAFT
ADJUSTMENT DEVICE ROTATION180.0 DEGREES NOMINAL CLOCKWISE AND 180.0 DEGREES NOMINAL COUNTERCLOCKWISE
TERMINAL TYPE AND QUANTITY1 TAB, SOLDER LUG AND 2 SOLDER STUD
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
SHAFT LENGTH0.531 INCHES NOMINAL SINGLE SHAFT IN
TUNING CHARACTERISTICSTRAIGHT LINE CAPACITY SINGLE SECTION
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY1 SHAFT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
FFS85TYPE2STYLE10PInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
215100InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
338366R91InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
125-28InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
6564InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
APC25CInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AP9L?
AP9L is a CAPACITOR,VARIABLE,AIR DIELECTRI. It is classified as a MRO (MRO_GENERAL).
What parts can replace AP9L?
There are 15 known substitutes for AP9L: FFS85TYPE2STYLE10P, 215100, 338366R91 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AP9L?
AP9L is cataloged in the Federal Logistics Information System under NSN 5910-00-195-8052. This indicates validated use in U.S. government and defense supply chains.
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Last verified: September 2026