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25B109S — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

25B109S: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 20.00 MILLIMETERS NOMINAL MM, overall_width: 10.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-554-5400, 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
25B109S
NSN: 3110-00-554-5400
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 82471 — LENARD PACKAGING CO INC THE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter20.00 MILLIMETERS NOMINAL MM
overall_width10.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
overall_outside_diameter1.6435 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.1
NSN3110-00-554-5400
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 25B109S · 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
•
RETAINER FABRICATION METHOD: PRESSED
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 1.6435 INCHES NOMINAL IN
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH10.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER1.6435 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE DIAMETER20.00 MILLIMETERS NOMINAL MM
SUBSTITUTES & CROSS-REFERENCES 8
EA20504-10Reference document
Same NSN cross-reference
Reference document — Secondary reference
4CHReference document
Same NSN cross-reference
Reference document — Secondary reference
20504-10Reference document
Same NSN cross-reference
Reference document — Secondary reference
30A104Reference document
Same NSN cross-reference
Reference document — Secondary reference
JH20ABC10Reference document
Same NSN cross-reference
Reference document — Secondary reference
710008Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 25B109S?
25B109S is a BEARING,BALL,ANNULAR.
What parts can replace 25B109S?
There are 8 known substitutes for 25B109S: EA20504-10, 4CH, 20504-10 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 25B109S?
25B109S is cataloged in the U.S. Government catalog under NSN 3110-00-554-5400. This indicates validated use in U.S. government and defense supply chains.
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