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KT070001 — BEARING,ROLLER,TAPERED

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

KT070001: 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 cup_width: 0.6250 INCHES NOMINAL0.6250 INCHES NOMINAL0.6250 INCHES NOMINAL IN, cone_width: 0.8120 INCHES NOMINAL0.8120 INCHES NOMINAL0.8120 INCHES NOMINAL IN, bore_diameter: 7.0000 INCHES NOMINAL7.0000 INCHES NOMINAL7.0000 INCHES NOMINAL IN, overall_width: 0.8120 INCHES NOMINAL0.8120 INCHES NOMINAL0.8120 INCHES NOMINAL IN, standout_width: 0.1870 INCHES NOMINAL0.1870 INCHES NOMINAL0.1870 INCHES NOMINAL IN, style_designator: STRAIGHT BORE, NORMAL ANGLESTRAIGHT BORE, NORMAL ANGLESTRAIGHT BORE, NORMAL ANGLE. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-330-9890, 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
KT070001
NSN: 3110-01-330-9890
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 32828 — KAYDON CORPORATION DBA KAYDON CORP (USA)
SPECIFICATIONS
cup_width0.6250 INCHES NOMINAL0.6250 INCHES NOMINAL0.6250 INCHES NOMINAL IN
cone_width0.8120 INCHES NOMINAL0.8120 INCHES NOMINAL0.8120 INCHES NOMINAL IN
bore_diameter7.0000 INCHES NOMINAL7.0000 INCHES NOMINAL7.0000 INCHES NOMINAL IN
overall_width0.8120 INCHES NOMINAL0.8120 INCHES NOMINAL0.8120 INCHES NOMINAL IN
standout_width0.1870 INCHES NOMINAL0.1870 INCHES NOMINAL0.1870 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, NORMAL ANGLESTRAIGHT BORE, NORMAL ANGLESTRAIGHT BORE, NORMAL ANGLE
overall_outside_diameter8.5000 INCHES NOMINAL8.5000 INCHES NOMINAL8.5000 INCHES NOMINAL IN
retainer_fabrication_methodSTAMPED
NSN3110-01-330-9890
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: KT070001 · 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
•
RETAINER FABRICATION METHOD: STAMPED
•
CUP WIDTH: 0.6250 INCHES NOMINAL0.6250 INCHES NOMINAL0.6250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLESTRAIGHT BORE, NORMAL ANGLESTRAIGHT BORE, NORMAL ANGLE
•
OVERALL OUTSIDE DIAMETER: 8.5000 INCHES NOMINAL8.5000 INCHES NOMINAL8.5000 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.1870 INCHES NOMINAL0.1870 INCHES NOMINAL0.1870 INCHES NOMINAL IN
•
CONE WIDTH: 0.8120 INCHES NOMINAL0.8120 INCHES NOMINAL0.8120 INCHES NOMINAL IN
•
BORE DIAMETER: 7.0000 INCHES NOMINAL7.0000 INCHES NOMINAL7.0000 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
RETAINER FABRICATION METHODSTAMPED
CUP WIDTH0.6250 INCHES NOMINAL0.6250 INCHES NOMINAL0.6250 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLESTRAIGHT BORE, NORMAL ANGLESTRAIGHT BORE, NORMAL ANGLE
OVERALL WIDTH0.8120 INCHES NOMINAL0.8120 INCHES NOMINAL0.8120 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER8.5000 INCHES NOMINAL8.5000 INCHES NOMINAL8.5000 INCHES NOMINAL IN
STANDOUT WIDTH0.1870 INCHES NOMINAL0.1870 INCHES NOMINAL0.1870 INCHES NOMINAL IN
CONE WIDTH0.8120 INCHES NOMINAL0.8120 INCHES NOMINAL0.8120 INCHES NOMINAL IN
BORE DIAMETER7.0000 INCHES NOMINAL7.0000 INCHES NOMINAL7.0000 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)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is KT070001?
KT070001 is a BEARING,ROLLER,TAPERED.
What is the NSN for KT070001?
KT070001 is cataloged in the U.S. Government catalog under NSN 3110-01-330-9890. 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.