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749141 — DRAIN KIT,DECK

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

749141: DRAIN KIT,DECK.

The DRAIN KIT,DECK is a the manufacturer industrial component. Key specifications include width: 3.760 INCHES NOMINAL IN, length: 3.676 INCHES NOMINAL IN, material: ALUMINUM ALLOY 6061 OVERALL, surface_finish: 16.0 MICROINCHES RAISED SURFACE, minor_thickness: 0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN, aperture_diameter: 2.299 INCHES MINIMUM AND 2.319 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-339-3265, 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
749141
NSN: 3110-01-339-3265
NIINs: 013393265, 017335225
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 99167 — HAMILTON SUNDSTRAND CORPORATION (USA)
SPECIFICATIONS
width3.760 INCHES NOMINAL IN
length3.676 INCHES NOMINAL IN
materialALUMINUM ALLOY 6061 OVERALL
surface_finish16.0 MICROINCHES RAISED SURFACE
minor_thickness0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
aperture_diameter2.299 INCHES MINIMUM AND 2.319 INCHES MAXIMUM IN
counterbore_depth0.305 INCHES NOMINAL IN
overall_thickness0.536 INCHES MINIMUM AND 0.566 INCHES MAXIMUM IN
surface_treatmentCHROMATE OVERALL
mounting_hole_typeROUND, UNTHREADED
counterbore_diameter2.4414 INCHES MINIMUM AND 2.4419 INCHES MAXIMUM IN
raised_surface_height0.363 INCHES NOMINAL IN
NSN3110-01-339-3265
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 749141 · 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
•
SURFACE FINISH: 16.0 MICROINCHES RAISED SURFACE
•
LENGTH: 3.676 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MINOR THICKNESS: 0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
•
RAISED SURFACE HEIGHT: 0.363 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 2.784 INCHES NOMINAL IN
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
COUNTERBORE DIAMETER: 2.4414 INCHES MINIMUM AND 2.4419 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH16.0 MICROINCHES RAISED SURFACE
LENGTH3.676 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MINOR THICKNESS0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
RAISED SURFACE HEIGHT0.363 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG LENGTH2.784 INCHES NOMINAL IN
MOUNTING HOLE TYPEROUND, UNTHREADED
COUNTERBORE DIAMETER2.4414 INCHES MINIMUM AND 2.4419 INCHES MAXIMUM IN
COUNTERBORE DEPTH0.305 INCHES NOMINAL IN
MOUNTING HOLE ARRANGEMENT STYLEFOUR HOLES
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 749141?
749141 is a DRAIN KIT,DECK.
What is the NSN for 749141?
749141 is cataloged in the U.S. Government catalog under NSN 3110-01-339-3265. 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.