PartsTable
Technical Data Sheet
PartsTable / MRO / C2501
C2501 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

CAPACITOR,FIXED,MICA DIELECTRIC. Key specifications include material: PLASTIC CASE, body_style: W/O MTG FACILITIES TERMINAL(S) ON ONE SURFACE, body_width: 0.374 INCHES NOMINAL IN, body_height: 0.210 INCHES NOMINAL IN, body_length: 0.466 INCHES NOMINAL IN, corner_shape: SQUARE ALL CORNERS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-707-4811, 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→ C2501
NSN: 3120-00-707-4811
FSC: 3120
CAGE: 7Z016 — KAMPI COMPONENTS CO INC (USA)
SPECIFICATIONS
materialPLASTIC CASE
body_styleW/O MTG FACILITIES TERMINAL(S) ON ONE SURFACE
body_width0.374 INCHES NOMINAL IN
body_height0.210 INCHES NOMINAL IN
body_length0.466 INCHES NOMINAL IN
corner_shapeSQUARE ALL CORNERS
hole_diameter0.2500 INCHES NOMINAL FIRST IN
overall_length6.0000 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter4.7590 INCHES MINIMUM AND 4.7600 INCHES MAXIMUM IN
body_outside_diameter5.5030 INCHES MINIMUM AND 5.5040 INCHES MAXIMUM IN
reliability_indicatorNOT ESTABLISHED
NSN3120-00-707-4811
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: C2501 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY INSIDE DIAMETER: 4.7590 INCHES MINIMUM AND 4.7600 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 5.5030 INCHES MINIMUM AND 5.5040 INCHES MAXIMUM IN
•
ANTIROTATION/LUBRICATION TYPE AND QUANTITY: 2 HOLE
•
HOLE DIAMETER: 0.2500 INCHES NOMINAL FIRST 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)
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
CORNER SHAPESQUARE ALL CORNERS
BODY INSIDE DIAMETER4.7590 INCHES MINIMUM AND 4.7600 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER5.5030 INCHES MINIMUM AND 5.5040 INCHES MAXIMUM IN
ANTIROTATION/LUBRICATION TYPE AND QUANTITY2 HOLE
HOLE DIAMETER0.2500 INCHES NOMINAL FIRST IN
OVERALL LENGTH6.0000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
HRDM15F681G0300WV5CRInterchangeable
interchangeable cross-reference
interchangeable
2006589-681Interchangeable
interchangeable cross-reference
interchangeable
21-14032A43Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C2501?
C2501 is a CAPACITOR,FIXED,MICA DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace C2501?
There are 3 known substitutes for C2501: HRDM15F681G0300WV5CR, 2006589-681, 21-14032A43. Substitute compatibility should be verified for your specific system.
What is the NSN for C2501?
C2501 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-707-4811. 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