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Technical Data Sheet
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366203 ✓ 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

CAPACITOR,FIXED,PAPER DIELECTRIC. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-555-3881, 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
366203
NSN: 3120-00-555-3881
FSC: 3120
CAGE: 14892 — BENDIX CORP THE BRAKE AND STEERING DIV (USA)
SPECIFICATIONS
Part Number366203
NSN3120-00-555-3881
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 366203 · 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
•
CORNER SHAPE: CHAMFERED OUTSIDE RIGHT CORNER
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGE ONE END
•
BODY OUTSIDE DIAMETER: 0.5720 INCHES MINIMUM AND 0.5740 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 4805 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
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)
CORNER SHAPECHAMFERED OUTSIDE RIGHT CORNER
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
OVERALL LENGTH0.5840 INCHES MINIMUM AND 0.6040 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.5720 INCHES MINIMUM AND 0.5740 INCHES MAXIMUM IN
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4805 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALOIL LUBRICATING LUBRICATION
BODY INSIDE DIAMETER0.4320 INCHES MINIMUM AND 0.4340 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
114-8529AInterchangeable
interchangeable cross-reference
interchangeable
3-75984Interchangeable
interchangeable cross-reference
interchangeable
114-8520AInterchangeable
interchangeable cross-reference
interchangeable
P13708-3Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 366203?
366203 is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace 366203?
There are 4 known substitutes for 366203: 114-8529A, 3-75984, 114-8520A and 1 more. Substitute compatibility should be verified for your specific system.
Is 366203 still available?
366203 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