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M109.28.205 — RING,BEARING,OUTER

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

M109.28.205: RING,BEARING,OUTER.

The RING,BEARING,OUTER is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, crown_radius: 0.2600 INCHES MINIMUM AND 0.2800 INCHES MAXIMUM IN, bore_diameter: 10.8300 INCHES MINIMUM AND 10.8400 INCHES MAXIMUM IN, overall_width: 0.7800 INCHES MINIMUM AND 0.7900 INCHES MAXIMUM IN, style_designator: OUTER RING, ROLLER, CROWNED OD, end_item_identification: M109A5 155MM SP HOWITZER MM. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-440-5933, 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
M109.28.205
NSN: 3110-01-440-5933
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: A3QPJ
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
crown_radius0.2600 INCHES MINIMUM AND 0.2800 INCHES MAXIMUM IN
bore_diameter10.8300 INCHES MINIMUM AND 10.8400 INCHES MAXIMUM IN
overall_width0.7800 INCHES MINIMUM AND 0.7900 INCHES MAXIMUM IN
style_designatorOUTER RING, ROLLER, CROWNED OD
end_item_identificationM109A5 155MM SP HOWITZER MM
overall_outside_diameter11.1300 INCHES MINIMUM AND 11.1400 INCHES MAXIMUM IN
NSN3110-01-440-5933
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M109.28.205 · 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
•
CROWN RADIUS: 0.2600 INCHES MINIMUM AND 0.2800 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: OUTER RING, ROLLER, CROWNED OD
•
OVERALL OUTSIDE DIAMETER: 11.1300 INCHES MINIMUM AND 11.1400 INCHES MAXIMUM IN
•
BORE DIAMETER: 10.8300 INCHES MINIMUM AND 10.8400 INCHES MAXIMUM IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
CROWN RADIUS0.2600 INCHES MINIMUM AND 0.2800 INCHES MAXIMUM IN
STYLE DESIGNATOROUTER RING, ROLLER, CROWNED OD
OVERALL WIDTH0.7800 INCHES MINIMUM AND 0.7900 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER11.1300 INCHES MINIMUM AND 11.1400 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONM109A5 155MM SP HOWITZER MM
BORE DIAMETER10.8300 INCHES MINIMUM AND 10.8400 INCHES MAXIMUM IN
MATERIALSTEEL CORROSION RESISTING OVERALL
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 1
3110014405933Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M109.28.205?
M109.28.205 is a RING,BEARING,OUTER.
What parts can replace M109.28.205?
There is 1 known substitute for M109.28.205: 3110014405933. Substitute compatibility should be verified for your specific system.
What is the NSN for M109.28.205?
M109.28.205 is cataloged in the U.S. Government catalog under NSN 3110-01-440-5933. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.