PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 9-378
9-378 ✓ Verified by PartsTable
Bestway · 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 LATCH,FAN DUCT ACCESS is a Bestway thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include length: 6.737 INCHES NOMINAL IN, material: STEEL, piston_cup: INCLUDED, groove_depth: 0.369 INCHES NOMINAL IN, groove_width: 0.420 INCHES NOMINAL IN, construction_type: ONE-PIECE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-3131, 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
9-378
NSN: 3110-00-100-3131
FSC: 3110
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
length6.737 INCHES NOMINAL IN
materialSTEEL
piston_cupINCLUDED
groove_depth0.369 INCHES NOMINAL IN
groove_width0.420 INCHES NOMINAL IN
construction_typeONE-PIECE
surface_conditionEXTERNALLY GROOVED
NSN3110-00-100-3131
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 9-378 · Bestway ⚠ 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: 0.1410 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BORE DIAMETER: 3.0000 INCHES NOMINAL IN
•
CONE WIDTH: 2.0000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NORMAL ANGLE
•
MATERIAL: STEEL OVERALL
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS (FLIS)
CONE CORNER RADIUS0.1410 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER3.0000 INCHES NOMINAL IN
CONE WIDTH2.0000 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
9378Interchangeable
interchangeable cross-reference
interchangeable
009378Interchangeable
interchangeable cross-reference
interchangeable
J-870-DAInterchangeable
interchangeable cross-reference
interchangeable
HL030501Interchangeable
interchangeable cross-reference
interchangeable
3225356Interchangeable
interchangeable cross-reference
interchangeable
17380Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 9-378?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 9-378?
9-378 is a LATCH,FAN DUCT ACCESS manufactured by Bestway.
What parts can replace 9-378?
There are 10 known substitutes for 9-378: 9378, 009378, J-870-DA and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9-378?
9-378 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-3131. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 9-378

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026