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Technical Data Sheet
PartsTable / COMPONENT / 53338
53338 ✓ Verified by PartsTable
Tactic · 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 PUMP,COOLING SYSTEM,ENGINE is a Tactic thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include valve: INCLUDED, usage_design: ONE SEDIMENT BOWL, filter_element: NOT INCLUDED, special_features: PART OF MANIFOLD AND FRONT COVER, mounting_bolt_hole: PROVIDED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-004-5170, 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
53338
NSN: 3110-00-004-5170
FSC: 3110
CAGE: 87446 — WELLS MFG CO (USA)
SPECIFICATIONS
valveINCLUDED
quantity1
usage_designONE SEDIMENT BOWL
filter_elementNOT INCLUDED
special_featuresPART OF MANIFOLD AND FRONT COVER
mounting_bolt_holePROVIDED
NSN3110-00-004-5170
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 53338 · Tactic ⚠ 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
•
LOAD DIRECTION: RADIAL
•
BORE SHAPE: STRAIGHT
•
FLANGE WIDTH: 0.0460 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
SURFACE FINISH: UNGROUND
•
BORE DIAMETER: 0.3125 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESINNER RING EXTENDS OUT FROM FLANGED SIDE,0.0625 IN. IN
LOAD DIRECTIONRADIAL
BORE SHAPESTRAIGHT
FLANGE WIDTH0.0460 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SURFACE FINISHUNGROUND
BORE DIAMETER0.3125 INCHES NOMINAL IN
OVERALL WIDTH0.2500 INCHES NOMINAL IN
OUTER RING OUTSIDE DIAMETER0.8750 INCHES NOMINAL IN
FLANGE OUTSIDE DIAMETER1.0000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
112872Interchangeable
interchangeable cross-reference
interchangeable
53055Interchangeable
interchangeable cross-reference
interchangeable
0906820-6Interchangeable
interchangeable cross-reference
interchangeable
AE230Interchangeable
interchangeable cross-reference
interchangeable
84-01310-03Interchangeable
interchangeable cross-reference
interchangeable
217629Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 53338?
53338 is a PUMP,COOLING SYSTEM,ENGINE manufactured by Tactic.
What parts can replace 53338?
There are 20 known substitutes for 53338: 112872, 53055, 0906820-6 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 53338?
53338 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-004-5170. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026