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Technical Data Sheet
PartsTable / COMPONENT / CYRB171
CYRB171 ✓ 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 BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM, tip_type: FLAT TIP, tip_width: 0.500 INCHES NOMINAL IN, bore_shape: STRAIGHT, body_material: STEEL, bore_diameter: 10.0 MILLIMETERS NOMINAL MM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-119-6851, 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
CYRB171
NSN: 3120-01-119-6851
FSC: 3120
CAGE: 05624 — GE AVIATION SYSTEMS LLC DBA GE AVIATION SYSTEMS LLC (USA)
SPECIFICATIONS
materialALUMINUM
tip_typeFLAT TIP
tip_width0.500 INCHES NOMINAL IN
bore_shapeSTRAIGHT
body_materialSTEEL
bore_diameter10.0 MILLIMETERS NOMINAL MM
overall_depth1.000 INCHES NOMINAL IN
overall_width1.000 INCHES NOMINAL IN
alignment_typeRIGID
load_directionRADIAL
overall_height0.500 INCHES NOMINAL IN
overall_length1.875 INCHES NOMINAL IN
NSN3120-01-119-6851
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: CYRB171 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
225-007Interchangeable
interchangeable cross-reference
interchangeable
B55Interchangeable
interchangeable cross-reference
interchangeable
ME153Interchangeable
interchangeable cross-reference
interchangeable
710499-26Interchangeable
interchangeable cross-reference
interchangeable
112314Interchangeable
interchangeable cross-reference
interchangeable
NAS295-5AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CYRB171?
CYRB171 is a BEARING,SLEEVE.
What parts can replace CYRB171?
There are 18 known substitutes for CYRB171: 225-007, B55, ME153 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CYRB171?
CYRB171 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-119-6851. 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