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PartsTable / COMPONENT / Y400C2181
Y400C2181 ✓ 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 color: GREEN, width: 8.000 INCHES NOMINAL IN, length: 20.000 FEET MINIMUM AND 30.000 FEET MAXIMUM FT, diameter: 0.750 INCHES NOMINAL IN, material: CERAMIC MORTAR, hole_type: DRILLED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-383-8557, 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
Y400C2181
NSN: 3120-00-383-8557
FSC: 3120
CAGE: 14351 — TELEDYNE CONTINENTAL MOTORS INDUSTRIAL PRODUCTS DIV TELEDYNE INDUSTRIES INC SUB OF TELEDYNE INC (USA)
SPECIFICATIONS
colorGREEN
width8.000 INCHES NOMINAL IN
length20.000 FEET MINIMUM AND 30.000 FEET MAXIMUM FT
diameter0.750 INCHES NOMINAL IN
materialCERAMIC MORTAR
hole_typeDRILLED
pawl_typeSTRAIGHT
head_styleHEXAGON
head_height0.375 INCHES NOMINAL IN
shank_length1.875 INCHES NOMINAL1.875 INCHES NOMINAL IN
thread_class3A A
hole_diameter0.062 INCHES NOMINAL IN
NSN3120-00-383-8557
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: Y400C2181 · 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 19
3277Interchangeable
interchangeable cross-reference
interchangeable
ASTM D4956Interchangeable
interchangeable cross-reference
interchangeable
33154Interchangeable
interchangeable cross-reference
interchangeable
9060Interchangeable
interchangeable cross-reference
interchangeable
50012Interchangeable
interchangeable cross-reference
interchangeable
34-37Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is Y400C2181?
Y400C2181 is a BEARING,SLEEVE.
What parts can replace Y400C2181?
There are 19 known substitutes for Y400C2181: 3277, ASTM D4956, 33154 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for Y400C2181?
Y400C2181 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-383-8557. 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