PartsTable
Technical Data Sheet
PartsTable / COMPONENT / AB0070850558
AB0070850558 ✓ Verified by PartsTable
— · BALL BEARING
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

The CAPACITOR,FIXED,ELECTROLYTIC is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-00-364-6798, 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
AB0070850558
NSN: 3130-00-364-6798
FSC: 3130
CAGE: 3NNX8 — BRIGHTON CROMWELL LLC (USA)
SPECIFICATIONS
general_characteristics_item_descriptionALUMINUM CASTING,4 THD HOLES 5/16-18 THDS,7/8 IN.THK,1-1/8 IN O;A H,5-1/8 IN. MTG HOLES,3/8 IN. INSIDE DIA,7 IN. O/A LG IN
NSN3130-00-364-6798
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: AB0070850558 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM CASTING,4 THD HOLES 5/16-18 THDS,7/8 IN.THK,1-1/8 IN O;A H,5-1/8 IN. MTG HOLES,3/8 IN. INSIDE DIA,7 IN. O/A LG 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)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM CASTING,4 THD HOLES 5/16-18 THDS,7/8 IN.THK,1-1/8 IN O;A H,5-1/8 IN. MTG HOLES,3/8 IN. INSIDE DIA,7 IN. O/A LG IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
3104Interchangeable
interchangeable cross-reference
interchangeable
21619Interchangeable
interchangeable cross-reference
interchangeable
A1258PC62Interchangeable
interchangeable cross-reference
interchangeable
A1061PC62Interchangeable
interchangeable cross-reference
interchangeable
A2045PC62Interchangeable
interchangeable cross-reference
interchangeable
25041Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AB0070850558?
AB0070850558 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace AB0070850558?
There are 21 known substitutes for AB0070850558: 3104, 21619, A1258PC62 and 18 more. Substitute compatibility should be verified for your specific system.
Is AB0070850558 still available?
AB0070850558 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026