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Technical Data Sheet
PartsTable / COMPONENT / 7731016
7731016 ✓ 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. Key specifications include color: BLACK, width: 2.000 INCHES NOMINAL IN, height: 0.600 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN, length: 875.000 FEET FT, material: STEEL COMP 310 OVERALL, thickness: 0.250 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 3120-01-315-2206, 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
7731016
NSN: 3120-01-315-2206
FSC: 3120
CAGE: 62445 — DEUTZ CORPORATION (USA)
SPECIFICATIONS
colorBLACK
width2.000 INCHES NOMINAL IN
height0.600 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN
length875.000 FEET FT
materialSTEEL COMP 310 OVERALL
thickness0.250 INCHES NOMINAL IN
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
point_typeCONVENTIONAL
shell_typeSOLID
body_length0.723 INCHES NOMINAL IN
point_angle118.0 DEGREES NOMINAL
shank_styleSTRAIGHT ROUND
NSN3120-01-315-2206
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 7731016 · 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 14
RE49F377Interchangeable
interchangeable cross-reference
interchangeable
RE49F377REVJInterchangeable
interchangeable cross-reference
interchangeable
UG254AUInterchangeable
interchangeable cross-reference
interchangeable
MAI 3094478-1 AND-2Interchangeable
interchangeable cross-reference
interchangeable
87915FInterchangeable
interchangeable cross-reference
interchangeable
4820PL1244854Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7731016?
7731016 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace 7731016?
There are 14 known substitutes for 7731016: RE49F377, RE49F377REVJ, UG254AU and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7731016?
7731016 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-315-2206. 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