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901J544PC4 — BEARING,ROLLER,NEEDLE

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

901J544PC4: BEARING,ROLLER,NEEDLE.

The BEARING,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN, alignment_type: RIGID, inner_ring_width: 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN, outer_ring_width: 0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN, style_designator: NON-SEPARABLE, WITH RETAINER PLATES, DRAWN SHELL. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-088-5262, 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
901J544PC4
NSN: 3110-00-088-5262
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 94259 — FLUOR MARINE PROPULSION, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
alignment_typeRIGID
inner_ring_width0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
outer_ring_width0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
style_designatorNON-SEPARABLE, WITH RETAINER PLATES, DRAWN SHELL
surface_treatmentCADMIUM AND CHROMIUM OVERALL
overall_outside_diameter1.0615 INCHES MINIMUM AND 1.0625 INCHES MAXIMUM IN
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTERACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
NSN3110-00-088-5262
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 901J544PC4 · 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
•
OUTER RING WIDTH: 0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
STYLE DESIGNATOR: NON-SEPARABLE, WITH RETAINER PLATES, DRAWN SHELL
•
OVERALL OUTSIDE DIAMETER: 1.0615 INCHES MINIMUM AND 1.0625 INCHES MAXIMUM IN
•
ALIGNMENT TYPE: RIGID
•
SURFACE TREATMENT: CADMIUM AND CHROMIUM OVERALL
•
BORE DIAMETER: 0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OUTER RING WIDTH0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATIONZZZY
STYLE DESIGNATORNON-SEPARABLE, WITH RETAINER PLATES, DRAWN SHELL
OVERALL OUTSIDE DIAMETER1.0615 INCHES MINIMUM AND 1.0625 INCHES MAXIMUM IN
ALIGNMENT TYPERIGID
SURFACE TREATMENTCADMIUM AND CHROMIUM OVERALL
BORE DIAMETER0.3745 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
INNER RING WIDTH0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTERACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
SUBSTITUTES & CROSS-REFERENCES 1
6NBF817YJReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 901J544PC4?
901J544PC4 is a BEARING,ROLLER,NEEDLE.
What parts can replace 901J544PC4?
There is 1 known substitute for 901J544PC4: 6NBF817YJ. Substitute compatibility should be verified for your specific system.
What is the NSN for 901J544PC4?
901J544PC4 is cataloged in the U.S. Government catalog under NSN 3110-00-088-5262. 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.