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49612-21ITEM3 — BEARING,ROLLER,RADIAL AND THRUST

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

49612-21ITEM3: BEARING,ROLLER,RADIAL AND THRUST.

BEARING,ROLLER,RADIAL AND THRUST. Key specifications include material: STEEL INNER RING, overall_width: 1.1260 INCHES NOMINAL IN, special_features: RADIAL UNIT HAS ON LIP OUTER RING AND CYLINDRICAL INNER RING,L SHAPED THRUST RETAINER HAS 5,8750 IN. OD IN, style_designator: ROLLER, RADIAL AND THRUST, largest_bore_diameter: 3.9370 INCHES NOMINAL IN, bore_smallest_diameter: 3.5625 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 3110-00-227-4902, 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
49612-21ITEM3
NSN: 3110-00-227-4902
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
materialSTEEL INNER RING
overall_width1.1260 INCHES NOMINAL IN
special_featuresRADIAL UNIT HAS ON LIP OUTER RING AND CYLINDRICAL INNER RING,L SHAPED THRUST RETAINER HAS 5,8750 IN. OD IN
style_designatorROLLER, RADIAL AND THRUST
largest_bore_diameter3.9370 INCHES NOMINAL IN
bore_smallest_diameter3.5625 INCHES NOMINAL IN
outer_ring_outside_diameter6.4400 INCHES NOMINAL IN
thrust_unit_outside_diameter5.3770 INCHES NOMINAL IN
NSN3110-00-227-4902
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 49612-21ITEM3 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
THRUST UNIT OUTSIDE DIAMETER: 5.3770 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROLLER, RADIAL AND THRUST
•
BORE SMALLEST DIAMETER: 3.5625 INCHES NOMINAL IN
•
LARGEST BORE DIAMETER: 3.9370 INCHES NOMINAL IN
•
OUTER RING OUTSIDE DIAMETER: 6.4400 INCHES NOMINAL IN
•
MATERIAL: STEEL OUTER RING
TECHNICAL CHARACTERISTICS
THRUST UNIT OUTSIDE DIAMETER5.3770 INCHES NOMINAL IN
STYLE DESIGNATORROLLER, RADIAL AND THRUST
OVERALL WIDTH1.1260 INCHES NOMINAL IN
BORE SMALLEST DIAMETER3.5625 INCHES NOMINAL IN
LARGEST BORE DIAMETER3.9370 INCHES NOMINAL IN
SPECIAL FEATURESRADIAL UNIT HAS ON LIP OUTER RING AND CYLINDRICAL INNER RING,L SHAPED THRUST RETAINER HAS 5,8750 IN. OD IN
OUTER RING OUTSIDE DIAMETER6.4400 INCHES NOMINAL IN
MATERIALSTEEL OUTER RING
MATERIALSTEEL INNER RING
MATERIALSTEEL RETAINER
SUBSTITUTES & CROSS-REFERENCES 9
394144PC59Reference document
Same NSN cross-reference
Reference document — Secondary reference
AVP1013-22-36ITEM3Reference document
Same NSN cross-reference
Reference document — Secondary reference
484865PC103Reference document
Same NSN cross-reference
Reference document — Secondary reference
AM371S2601-301732PC83Reference document
Same NSN cross-reference
Reference document — Secondary reference
316947PC37Reference document
Same NSN cross-reference
Reference document — Secondary reference
45642-3PC44Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 49612-21ITEM3?
49612-21ITEM3 is a BEARING,ROLLER,RADIAL AND THRUST.
What parts can replace 49612-21ITEM3?
There are 9 known substitutes for 49612-21ITEM3: 394144PC59, AVP1013-22-36ITEM3, 484865PC103 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 49612-21ITEM3?
49612-21ITEM3 is cataloged in the U.S. Government catalog under NSN 3110-00-227-4902. This indicates validated use in U.S. government and defense supply chains.
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