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Technical Data Sheet
PartsTable / COMPONENT / 9-2061-2B
9-2061-2B ✓ 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,PLAIN,SELF-ALIGNING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OUTER RACE MEMBER, bore_diameter: 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN, style_designator: WITHOUT INSERT OR LINER, inner_member_width: 0.2810 INCHES NOMINAL IN, outer_member_width: 0.2140 INCHES MINIMUM AND 0.2240 INCHES MAXIMUM IN, outer_member_outside_diameter: 0.4350 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM 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 3120-00-051-9979, 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
9-2061-2B
NSN: 3120-00-051-9979
FSC: 3120
CAGE: 73134 — ROLLER BEARING COMPANY OF AMERICA, INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OUTER RACE MEMBER
bore_diameter0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
style_designatorWITHOUT INSERT OR LINER
inner_member_width0.2810 INCHES NOMINAL IN
outer_member_width0.2140 INCHES MINIMUM AND 0.2240 INCHES MAXIMUM IN
outer_member_outside_diameter0.4350 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
NSN3120-00-051-9979
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 9-2061-2B · 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
•
OUTER MEMBER WIDTH: 0.2140 INCHES MINIMUM AND 0.2240 INCHES MAXIMUM IN
•
INNER MEMBER WIDTH: 0.2810 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 303 OUTER RACE MEMBER
•
STYLE DESIGNATOR: WITHOUT INSERT OR LINER
•
OUTER MEMBER OUTSIDE DIAMETER: 0.4350 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
•
BORE DIAMETER: 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTER MEMBER WIDTH0.2140 INCHES MINIMUM AND 0.2240 INCHES MAXIMUM IN
INNER MEMBER WIDTH0.2810 INCHES NOMINAL IN
MATERIALSTEEL COMP 303 OUTER RACE MEMBER
MATERIALSTEEL INNER MEMBER
STYLE DESIGNATORWITHOUT INSERT OR LINER
OUTER MEMBER OUTSIDE DIAMETER0.4350 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
BORE DIAMETER0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
85G78Interchangeable
interchangeable cross-reference
interchangeable
565497Interchangeable
interchangeable cross-reference
interchangeable
CXA1040Interchangeable
interchangeable cross-reference
interchangeable
9-2061-2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9-2061-2B?
9-2061-2B is a BEARING,PLAIN,SELF-ALIGNING.
What parts can replace 9-2061-2B?
There are 4 known substitutes for 9-2061-2B: 85G78, 565497, CXA1040 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9-2061-2B?
9-2061-2B is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-051-9979. 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