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SK1805-10 — BEARING,ROLLER,TAPERED

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

SK1805-10: BEARING,ROLLER,TAPERED.

The BEARING,ROLLER,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL OVERALL, cup_width: 0.4375 INCHES NOMINAL IN, cone_width: 0.5662 INCHES NOMINAL IN, bore_diameter: 0.7870 INCHES NOMINAL IN, overall_width: 0.5662 INCHES NOMINAL IN, standout_width: 0.1287 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-155-7441, 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
SK1805-10
NSN: 3110-00-155-7441
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 18740 — YALE INDUSTRIAL PRODUCTS, INC. DIV DUFF NORTON COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width0.4375 INCHES NOMINAL IN
cone_width0.5662 INCHES NOMINAL IN
bore_diameter0.7870 INCHES NOMINAL IN
overall_width0.5662 INCHES NOMINAL IN
standout_width0.1287 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, NORMAL ANGLE
cone_corner_radius0.0620 INCHES NOMINAL IN
backface_corner_radius0.0460 INCHES NOMINAL IN
overall_outside_diameter1.8504 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-155-7441
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SK1805-10 · 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
•
CUP WIDTH: 0.4375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLE
•
OVERALL OUTSIDE DIAMETER: 1.8504 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.0460 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.0620 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.1287 INCHES NOMINAL IN
•
CONE WIDTH: 0.5662 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS
CUP WIDTH0.4375 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
OVERALL WIDTH0.5662 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.8504 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0460 INCHES NOMINAL IN
CONE CORNER RADIUS0.0620 INCHES NOMINAL IN
STANDOUT WIDTH0.1287 INCHES NOMINAL IN
CONE WIDTH0.5662 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER0.7870 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 5
377Reference document
Same NSN cross-reference
Reference document — Secondary reference
5304Reference document
Same NSN cross-reference
Reference document — Secondary reference
05079-05185Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1CA74Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
ME70Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SK1805-10?
SK1805-10 is a BEARING,ROLLER,TAPERED.
What parts can replace SK1805-10?
There are 5 known substitutes for SK1805-10: 377, 5304, 05079-05185 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SK1805-10?
SK1805-10 is cataloged in the U.S. Government catalog under NSN 3110-00-155-7441. 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.