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Technical Data Sheet
PartsTable / COMPONENT / Z322
Z322 ✓ 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 material: RUBBER SYNTHETIC OVERALL, cup_width: 0.8750 INCHES NOMINAL IN, cone_width: 1.1772 INCHES NOMINAL IN, groove_width: 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN, bore_diameter: 1.7500 INCHES NOMINAL IN, grommet_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-101-3137, 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
Z322
NSN: 3110-00-101-3137
FSC: 3110
CAGE: 10695 — TAYLOR-DUNN CORPORATION DBA METRO CROWN INTERNATIONAL (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
cup_width0.8750 INCHES NOMINAL IN
cone_width1.1772 INCHES NOMINAL IN
groove_width0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
bore_diameter1.7500 INCHES NOMINAL IN
grommet_styleROUND
hole_diameter0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
overall_width1.0938 INCHES NOMINAL IN
overall_height0.406 INCHES MINIMUM AND 0.468 INCHES MAXIMUM IN
standout_width0.2188 INCHES NOMINAL IN
flange_thickness0.125 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, NORMAL ANGLE
NSN3110-00-101-3137
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: Z322 · 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
•
BORE DIAMETER: 1.7500 INCHES NOMINAL IN
•
CONE WIDTH: 1.1772 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLE
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BACKFACE CORNER RADIUS: 0.0930 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 3.7500 INCHES NOMINAL IN
•
CUP WIDTH: 0.8750 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.1400 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)
BORE DIAMETER1.7500 INCHES NOMINAL IN
CONE WIDTH1.1772 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BACKFACE CORNER RADIUS0.0930 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER3.7500 INCHES NOMINAL IN
CUP WIDTH0.8750 INCHES NOMINAL IN
CONE CORNER RADIUS0.1400 INCHES NOMINAL IN
STANDOUT WIDTH0.2188 INCHES NOMINAL IN
OVERALL WIDTH1.0938 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
120250Interchangeable
interchangeable cross-reference
interchangeable
D39290REVAInterchangeable
interchangeable cross-reference
interchangeable
52387Interchangeable
interchangeable cross-reference
interchangeable
184112H1Interchangeable
interchangeable cross-reference
interchangeable
4-38Interchangeable
interchangeable cross-reference
interchangeable
5315-7-2B2-00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is Z322?
Z322 is a BEARING,ROLLER,TAPERED.
What parts can replace Z322?
There are 28 known substitutes for Z322: 120250, D39290REVA, 52387 and 25 more. Substitute compatibility should be verified for your specific system.
Is Z322 still available?
Z322 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