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Technical Data Sheet
PartsTable / COMPONENT / PT873
PT873 ✓ Verified by PartsTable
Peach · 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

Toner modules from Peach ensure superb printouts with quality that remains consistent over the long run. The units are remanufactured, in a process that includes 100% replacement of all components subject to wear. Quality you can feel! This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-4220, 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
PT873
NSN: 3110-00-100-4220
FSC: 3110
CAGE: 08018 — BORG-WARNER CORP (USA)
SPECIFICATIONS
materialSTEEL COMP E52100 OR STEEL COMP 4320 OR STEEL COMP 4620 OR STEEL COMP 8620 OVERALL
cup_width1.1875 INCHES NOMINAL IN
cone_width1.4300 INCHES NOMINAL IN
bore_diameter3.5000 INCHES NOMINAL IN
overall_width1.5625 INCHES NOMINAL IN
standout_width0.3750 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, NORMAL ANGLE
cone_corner_radius0.1400 INCHES NOMINAL IN
backface_corner_radius0.1250 INCHES NOMINAL IN
overall_outside_diameter6.0000 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-100-4220
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: PT873 · Peach ⚠ 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
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
OVERALL OUTSIDE DIAMETER: 6.0000 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.1400 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.3750 INCHES NOMINAL IN
•
CONE WIDTH: 1.4300 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLE
•
BACKFACE CORNER RADIUS: 0.1250 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 (FLIS)
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
OVERALL OUTSIDE DIAMETER6.0000 INCHES NOMINAL IN
CONE CORNER RADIUS0.1400 INCHES NOMINAL IN
STANDOUT WIDTH0.3750 INCHES NOMINAL IN
OVERALL WIDTH1.5625 INCHES NOMINAL IN
CONE WIDTH1.4300 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
BACKFACE CORNER RADIUS0.1250 INCHES NOMINAL IN
BORE DIAMETER3.5000 INCHES NOMINAL IN
CUP WIDTH1.1875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
S311-64BBLInterchangeable
interchangeable cross-reference
interchangeable
MS91531-3F2BInterchangeable
interchangeable cross-reference
interchangeable
511617Interchangeable
interchangeable cross-reference
interchangeable
M2-14Interchangeable
interchangeable cross-reference
interchangeable
433391-4Interchangeable
interchangeable cross-reference
interchangeable
433391-5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PT873?
PT873 is a BEARING,ROLLER,TAPERED manufactured by Peach.
What parts can replace PT873?
There are 11 known substitutes for PT873: S311-64BBL, MS91531-3F2B, 511617 and 8 more. Substitute compatibility should be verified for your specific system.
Is PT873 still available?
PT873 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