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L305649-99406 — ROLLER,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

L305649-99406: ROLLER,BEARING.

The ROLLER,BEARING is a the manufacturer industrial component. Key specifications include bore_diameter: 2.00 INCHES NOMINAL IN, overall_width: 0.788 INCHES NOMINAL IN, style_designator: STRAIGHT BORE, FLANGED CUP, NORMAL ANGLE, end_item_identification: AV/D8B, overall_outside_diameter: 3.05 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: BEARING ROLLER TAPE. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-643-2722, 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
L305649-99406
NSN: 3110-01-643-2722
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
bore_diameter2.00 INCHES NOMINAL IN
overall_width0.788 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, FLANGED CUP, NORMAL ANGLE
end_item_identificationAV/D8B
overall_outside_diameter3.05 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyBEARING ROLLER TAPE
NSN3110-01-643-2722
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: L305649-99406 · 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
•
STYLE DESIGNATOR: STRAIGHT BORE, FLANGED CUP, NORMAL ANGLE
•
OVERALL OUTSIDE DIAMETER: 3.05 INCHES NOMINAL IN
•
BORE DIAMETER: 2.00 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSTRAIGHT BORE, FLANGED CUP, NORMAL ANGLE
OVERALL WIDTH0.788 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER3.05 INCHES NOMINAL IN
SPECIAL FEATURESCUP WIDTH, 0.5625 IN, BEARING WIDTH,0.7188 IN, NUMBER OF ROLLERS PER ROW 27, CONE BACKFACE "TO CLEAR" RADIUS, 0.060 IN, CONE FRONTFACE BACKING DIAMET, 2.20 IN, CONE BACKFACE BACKING DIAMETER 2.28 IN IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBEARING ROLLER TAPE
END ITEM IDENTIFICATIONAV/D8B
BORE DIAMETER2.00 INCHES NOMINAL IN
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is L305649-99406?
L305649-99406 is a ROLLER,BEARING.
What is the NSN for L305649-99406?
L305649-99406 is cataloged in the U.S. Government catalog under NSN 3110-01-643-2722. 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.