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JLM508710VN397 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

JLM508710VN397: CUP,TAPERED ROLLER BEARING.

The CUP,TAPERED ROLLER BEARING is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL OVERALL, overall_width: 0.7441 INCHES MINIMUM AND 0.7480 INCHES MAXIMUM IN, outside_diameter: 3.7394 INCHES MINIMUM AND 3.7402 INCHES MAXIMUM IN, style_designator: NORMAL ANGLE, end_item_identification: UH-60A HELICOPTER A. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-308-5608, 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
JLM508710VN397
NSN: 3110-01-308-5608
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.7441 INCHES MINIMUM AND 0.7480 INCHES MAXIMUM IN
outside_diameter3.7394 INCHES MINIMUM AND 3.7402 INCHES MAXIMUM IN
style_designatorNORMAL ANGLE
end_item_identificationUH-60A HELICOPTER A
NSN3110-01-308-5608
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: JLM508710VN397 · 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
•
STYLE DESIGNATOR: NORMAL ANGLE
•
OUTSIDE DIAMETER: 3.7394 INCHES MINIMUM AND 3.7402 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
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
STYLE DESIGNATORNORMAL ANGLE
OVERALL WIDTH0.7441 INCHES MINIMUM AND 0.7480 INCHES MAXIMUM IN
OUTSIDE DIAMETER3.7394 INCHES MINIMUM AND 3.7402 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONUH-60A HELICOPTER A
MATERIALSTEEL OVERALL
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 1
SB3220-201Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is JLM508710VN397?
JLM508710VN397 is a CUP,TAPERED ROLLER BEARING.
What parts can replace JLM508710VN397?
There is 1 known substitute for JLM508710VN397: SB3220-201. Substitute compatibility should be verified for your specific system.
What is the NSN for JLM508710VN397?
JLM508710VN397 is cataloged in the U.S. Government catalog under NSN 3110-01-308-5608. 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.