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121927.1 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

121927.1: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL COMP E52100 BALL, bore_diameter: 34.988 MILLIMETERS MINIMUM AND 35.000 MILLIMETERS MAXIMUM MM, overall_width: 29.97 MILLIMETERS MINIMUM AND 30.23 MILLIMETERS MAXIMUM MM, overall_outside_diameter: 110.84 MILLIMETERS MINIMUM AND 111.10 MILLIMETERS MAXIMUM MM. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-387-3801, 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
121927.1
NSN: 3110-01-387-3801
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 27737 — INA BEARING CO INC (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 BALL
bore_diameter34.988 MILLIMETERS MINIMUM AND 35.000 MILLIMETERS MAXIMUM MM
overall_width29.97 MILLIMETERS MINIMUM AND 30.23 MILLIMETERS MAXIMUM MM
overall_outside_diameter110.84 MILLIMETERS MINIMUM AND 111.10 MILLIMETERS MAXIMUM MM
NSN3110-01-387-3801
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 121927.1 · 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
•
OVERALL OUTSIDE DIAMETER: 110.84 MILLIMETERS MINIMUM AND 111.10 MILLIMETERS MAXIMUM MM
•
BORE DIAMETER: 34.988 MILLIMETERS MINIMUM AND 35.000 MILLIMETERS MAXIMUM MM
•
MATERIAL: STEEL COMP E52100 BALL
TECHNICAL CHARACTERISTICS
OVERALL WIDTH29.97 MILLIMETERS MINIMUM AND 30.23 MILLIMETERS MAXIMUM MM
OVERALL OUTSIDE DIAMETER110.84 MILLIMETERS MINIMUM AND 111.10 MILLIMETERS MAXIMUM MM
BORE DIAMETER34.988 MILLIMETERS MINIMUM AND 35.000 MILLIMETERS MAXIMUM MM
MATERIALSTEEL COMP E52100 BALL
MATERIALRUBBER SYNTHETIC SEAL
MATERIALSTEEL COMP E52100 RETAINER
MATERIALSTEEL COMP E52100 INNER RACE
MATERIALSTEEL COMP E52100 OUTER RACE
SUBSTITUTES & CROSS-REFERENCES 6
MG2207FFQEV2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1333395Reference document
Same NSN cross-reference
Reference document — Secondary reference
1395168Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SX07C35VLLVC3PX1/L446Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1333393Reference document
Same NSN cross-reference
Reference document — Secondary reference
MG207FFQEV2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 121927.1?
121927.1 is a BEARING,BALL,ANNULAR.
What parts can replace 121927.1?
There are 6 known substitutes for 121927.1: MG2207FFQEV2, 1333395, 1395168 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 121927.1?
121927.1 is cataloged in the U.S. Government catalog under NSN 3110-01-387-3801. This indicates validated use in U.S. government and defense supply chains.
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