PartsTable
Technical Data Sheet
PartsTable / COMPONENT / CA9143-31
CA9143-31 ✓ 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 HOUSING,BEARING UNIT is a the manufacturer industrial component. Key specifications include special_features: END ITEM APPLICATION PUMP CENTRIFUGAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-01-301-9092, 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
CA9143-31
NSN: 3130-01-301-9092
FSC: 3130
CAGE: 83130 — AIR & LIQUID SYSTEMS CORPORATION DBA BUFFALO PUMPS (USA)
SPECIFICATIONS
special_featuresEND ITEM APPLICATION PUMP CENTRIFUGAL
NSN3130-01-301-9092
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: CA9143-31 · 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
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESEND ITEM APPLICATION PUMP CENTRIFUGAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
11-0-156Interchangeable
interchangeable cross-reference
interchangeable
11-156Interchangeable
interchangeable cross-reference
interchangeable
R11156Interchangeable
interchangeable cross-reference
interchangeable
790-011Interchangeable
interchangeable cross-reference
interchangeable
10121525Interchangeable
interchangeable cross-reference
interchangeable
5310PL0724748Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CA9143-31?
CA9143-31 is a HOUSING,BEARING UNIT.
What parts can replace CA9143-31?
There are 15 known substitutes for CA9143-31: 11-0-156, 11-156, R11156 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CA9143-31?
CA9143-31 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-01-301-9092. 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