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Technical Data Sheet
PartsTable / COMPONENT / BHG3-ITEM 19
BHG3-ITEM 19 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

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 cup_width: 36.512 MILLIMETERS NOMINAL36.512 MILLIMETERS NOMINAL MM, cone_width: 43.764 MILLIMETERS NOMINAL43.764 MILLIMETERS NOMINAL MM, bore_diameter: 65.883 MILLIMETERS NOMINAL65.883 MILLIMETERS NOMINAL MM, overall_width: 43.658 MILLIMETERS NOMINAL43.658 MILLIMETERS NOMINAL MM, standout_width: 7.146 MILLIMETERS NOMINAL7.146 MILLIMETERS NOMINAL MM, style_designator: STRAIGHT BORE, NORMAL ANGLESTRAIGHT BORE, NORMAL ANGLE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-332-8436, 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
BHG3-ITEM 19
NSN: 3110-01-332-8436
FSC: 3110
CAGE: 17454 — TIMKEN GEARS & SERVICES INC. DIV PHILADELPHIA GEAR (USA)
SPECIFICATIONS
cup_width36.512 MILLIMETERS NOMINAL36.512 MILLIMETERS NOMINAL MM
cone_width43.764 MILLIMETERS NOMINAL43.764 MILLIMETERS NOMINAL MM
bore_diameter65.883 MILLIMETERS NOMINAL65.883 MILLIMETERS NOMINAL MM
overall_width43.658 MILLIMETERS NOMINAL43.658 MILLIMETERS NOMINAL MM
standout_width7.146 MILLIMETERS NOMINAL7.146 MILLIMETERS NOMINAL MM
style_designatorSTRAIGHT BORE, NORMAL ANGLESTRAIGHT BORE, NORMAL ANGLE
cone_corner_radius3.5 MILLIMETERS NOMINAL3.5 MILLIMETERS NOMINAL MM
backface_corner_radius3.3 MILLIMETERS NOMINAL3.3 MILLIMETERS NOMINAL MM
overall_outside_diameter122.238 MILLIMETERS NOMINAL122.238 MILLIMETERS NOMINAL MM
NSN3110-01-332-8436
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: BHG3-ITEM 19 · 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
•
CONE CORNER RADIUS: 3.5 MILLIMETERS NOMINAL3.5 MILLIMETERS NOMINAL MM
•
CUP WIDTH: 36.512 MILLIMETERS NOMINAL36.512 MILLIMETERS NOMINAL MM
•
BACKFACE CORNER RADIUS: 3.3 MILLIMETERS NOMINAL3.3 MILLIMETERS NOMINAL MM
•
STANDOUT WIDTH: 7.146 MILLIMETERS NOMINAL7.146 MILLIMETERS NOMINAL MM
•
OVERALL OUTSIDE DIAMETER: 122.238 MILLIMETERS NOMINAL122.238 MILLIMETERS NOMINAL MM
•
CONE WIDTH: 43.764 MILLIMETERS NOMINAL43.764 MILLIMETERS NOMINAL MM
•
STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLESTRAIGHT BORE, NORMAL ANGLE
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 (FLIS)
OVERALL WIDTH43.658 MILLIMETERS NOMINAL43.658 MILLIMETERS NOMINAL MM
CONE CORNER RADIUS3.5 MILLIMETERS NOMINAL3.5 MILLIMETERS NOMINAL MM
CUP WIDTH36.512 MILLIMETERS NOMINAL36.512 MILLIMETERS NOMINAL MM
BACKFACE CORNER RADIUS3.3 MILLIMETERS NOMINAL3.3 MILLIMETERS NOMINAL MM
STANDOUT WIDTH7.146 MILLIMETERS NOMINAL7.146 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER122.238 MILLIMETERS NOMINAL122.238 MILLIMETERS NOMINAL MM
CONE WIDTH43.764 MILLIMETERS NOMINAL43.764 MILLIMETERS NOMINAL MM
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLESTRAIGHT BORE, NORMAL ANGLE
BORE DIAMETER65.883 MILLIMETERS NOMINAL65.883 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
805174-1Interchangeable
interchangeable cross-reference
interchangeable
15778Interchangeable
interchangeable cross-reference
interchangeable
M2742Interchangeable
interchangeable cross-reference
interchangeable
31MK2RUDRANLTRMTInterchangeable
interchangeable cross-reference
interchangeable
31MK2Interchangeable
interchangeable cross-reference
interchangeable
31000-0099/3100Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BHG3-ITEM 19?
BHG3-ITEM 19 is a BEARING,ROLLER,TAPERED.
What parts can replace BHG3-ITEM 19?
There are 10 known substitutes for BHG3-ITEM 19: 805174-1, 15778, M2742 and 7 more. Substitute compatibility should be verified for your specific system.
Is BHG3-ITEM 19 still available?
BHG3-ITEM 19 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026