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PartsTable / COMPONENT / C01521
C01521 ✓ Verified by PartsTable
— · COMPONENT
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 material: STEEL OVERALL, point_type: CONVENTIONAL, point_angle: 118.0 DEGREES NOMINAL, shank_style: STRAIGHT ROUND, flute_length: 2.625 INCHES NOMINAL IN, overall_length: 3.875 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 5133-00-084-4348, 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
C01521
NSN: 5133-00-084-4348
FSC: 5133
CAGE: 1NEX4 — KENNAMETAL INC. DIV KENNAMETAL INDUSTRIAL PRODUCTS GROUP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
point_typeCONVENTIONAL
point_angle118.0 DEGREES NOMINAL
shank_styleSTRAIGHT ROUND
flute_length2.625 INCHES NOMINAL IN
flute_quantity2
overall_length3.875 INCHES NOMINAL IN
shank_diameter0.228 INCHES NOMINAL IN
special_featuresJOBBERS LG; WIRE SIZE 1
cutting_end_styleGENERAL PURPOSE
nominal_cutting_diameter0.2280 INCHES IN
cutting_rotation_directionLEFT-HAND
NSN5133-00-084-4348
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,AIR DIELECTRI TITLE COMPONENT PN C01521 MFR CAPACITOR,VARIABLE,AIR
KEY FEATURES
•
POINT ANGLE: 118.0 DEGREES NOMINAL
•
SHANK DIAMETER: 0.228 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
FLUTE QUANTITY: 2
•
SHANK STYLE: STRAIGHT ROUND
•
CUTTING END STYLE: GENERAL PURPOSE
•
FLUTE LENGTH: 2.625 INCHES NOMINAL 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)
SPECIAL FEATURESJOBBERS LG; WIRE SIZE 1
POINT ANGLE118.0 DEGREES NOMINAL
SHANK DIAMETER0.228 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
FLUTE QUANTITY2
SHANK STYLESTRAIGHT ROUND
CUTTING END STYLEGENERAL PURPOSE
FLUTE LENGTH2.625 INCHES NOMINAL IN
NOMINAL CUTTING DIAMETER0.2280 INCHES IN
CUTTING ROTATION DIRECTIONLEFT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
2-2WBZBInterchangeable
interchangeable cross-reference
interchangeable
200-61Interchangeable
interchangeable cross-reference
interchangeable
C45-5004-03Interchangeable
interchangeable cross-reference
interchangeable
5004-03-01Interchangeable
interchangeable cross-reference
interchangeable
G302754-1Interchangeable
interchangeable cross-reference
interchangeable
6651Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C01521?
C01521 is a CAPACITOR,VARIABLE,AIR DIELECTRI.
What parts can replace C01521?
There are 26 known substitutes for C01521: 2-2WBZB, 200-61, C45-5004-03 and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C01521?
C01521 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5133-00-084-4348. 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