PartsTable
Technical Data Sheet
281-028-00 ✓ 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 body_style: ROTARY, body_width: 0.938 INCHES NOMINAL IN, body_height: 1.250 INCHES NOMINAL IN, body_length: 0.812 INCHES NOMINAL IN, thread_class: 2B, inclosure_type: ENCAPSULATED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-668-4594, 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 281-028-00
NSN: 5910-00-668-4594
FSC: 5910
CAGE: 80009 — TEKTRONIX, INC. (USA)
SPECIFICATIONS
body_styleROTARY
body_width0.938 INCHES NOMINAL IN
body_height1.250 INCHES NOMINAL IN
body_length0.812 INCHES NOMINAL IN
thread_class2B
inclosure_typeENCAPSULATED
nominal_thread_size0.112 INCHES IN
terminal_type_and_quantity2 TAB, SOLDER LUG
capacitance_range_in_picofarads+20.0 TO 125.0 SINGLE SECTION
nonderated_voltage_rating_and_type600.0 DC CONTINUOUS SINGLE SECTION
mounting_facility_type_and_quantity2 THREADED HOLE(S)
adjustment_device_drive_type_and_quantity1 SLOTTED SCREW
NSN5910-00-668-4594
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,CERAMIC DIELE TITLE COMPONENT PN 281-028-00 MFR CAPACITOR,VARIABLE,CER
KEY FEATURES
TEMP COEFFICIENT OF CAPACITANCE IN PPM PER DEG CELSIUS: 650.0 SINGLE SECTION
NONDERATED VOLTAGE RATING AND TYPE: 600.0 DC CONTINUOUS SINGLE SECTION
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
THREAD CLASS: 2B
MOUNTING FACILITY TYPE AND QUANTITY: 2 THREADED HOLE(S)
CAPACITANCE RANGE IN PICOFARADS: +20.0 TO 125.0 SINGLE SECTION
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY: 1 SLOTTED SCREW
NOMINAL THREAD SIZE: 0.112 INCHES 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 (FLIS)
TEMP COEFFICIENT OF CAPACITANCE IN PPM PER DEG CELSIUS650.0 SINGLE SECTION
NONDERATED VOLTAGE RATING AND TYPE600.0 DC CONTINUOUS SINGLE SECTION
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD CLASS2B
MOUNTING FACILITY TYPE AND QUANTITY2 THREADED HOLE(S)
CAPACITANCE RANGE IN PICOFARADS+20.0 TO 125.0 SINGLE SECTION
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY1 SLOTTED SCREW
NOMINAL THREAD SIZE0.112 INCHES IN
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
BODY STYLEROTARY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
52003Interchangeable
interchangeable cross-reference
interchangeable
16143-16282Interchangeable
interchangeable cross-reference
interchangeable
612040-1ITEM5Interchangeable
interchangeable cross-reference
interchangeable
OL-48PSBInterchangeable
interchangeable cross-reference
interchangeable
48PSB5Interchangeable
interchangeable cross-reference
interchangeable
S-48PInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 281-028-00?
281-028-00 is a CAPACITOR,VARIABLE,CERAMIC DIELE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 281-028-00?
There are 23 known substitutes for 281-028-00: 52003, 16143-16282, 612040-1ITEM5 and 20 more. Substitute compatibility should be verified for your specific system.
Is 281-028-00 still available?
281-028-00 is currently cancelled.
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