PartsTable
Technical Data Sheet
PartsTable / MRO / 12506-1
12506-1 ✓ 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,CERAMIC DIELECTR. Key specifications include corner_shape: SQUARE ALL CORNERS, hole_diameter: 0.0600 INCHES NOMINAL FIRST IN, overall_length: 1.1380 INCHES MINIMUM AND 1.1420 INCHES MAXIMUM IN, hardness_rating: 39.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM OVERALL, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, surface_treatment: PASSIVATE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-398-8023, 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→ 12506-1
NSN: 3120-00-398-8023
FSC: 3120
CAGE: 93232 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING (USA)
SPECIFICATIONS
corner_shapeSQUARE ALL CORNERS
hole_diameter0.0600 INCHES NOMINAL FIRST IN
overall_length1.1380 INCHES MINIMUM AND 1.1420 INCHES MAXIMUM IN
hardness_rating39.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
surface_treatmentPASSIVATE OVERALL
body_inside_diameter0.2490 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
body_outside_diameter0.3730 INCHES MINIMUM AND 0.3740 INCHES MAXIMUM IN
antirotation/lubrication_type_and_quantity4 HOLE
NSN3120-00-398-8023
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 12506-1 · 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
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
BAC21X5Interchangeable
interchangeable cross-reference
interchangeable
0022-100Interchangeable
interchangeable cross-reference
interchangeable
CVC1462-5Interchangeable
interchangeable cross-reference
interchangeable
40025Interchangeable
interchangeable cross-reference
interchangeable
A17672Interchangeable
interchangeable cross-reference
interchangeable
173079Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12506-1?
12506-1 is a CAPACITOR,FIXED,CERAMIC DIELECTR. It is classified as a MRO (MRO_GENERAL).
What parts can replace 12506-1?
There are 23 known substitutes for 12506-1: BAC21X5, 0022-100, CVC1462-5 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12506-1?
12506-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-398-8023. 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