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Technical Data Sheet
PartsTable / COMPONENT / NAS505-6
NAS505-6 ✓ Verified by PartsTable
— · 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 BEARING,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL, ring_style: INTERNAL, usage_design: INTERNAL, bore_diameter: 0.3750 INCHES NOMINAL IN, alignment_type: RIGID, surface_finish: GROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-227-2802, 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
NAS505-6
NSN: 3110-00-227-2802
FSC: 3110
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialSTEEL
ring_styleINTERNAL
usage_designINTERNAL
bore_diameter0.3750 INCHES NOMINAL IN
alignment_typeRIGID
surface_finishGROUND
major_thickness0.037 INCHES NOMINAL IN
minor_thickness0.033 INCHES NOMINAL IN
strength_ratingERR-060
inner_ring_width0.5570 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM IN
outer_ring_width0.4640 INCHES MINIMUM AND 0.4690 INCHES MAXIMUM IN
outside_diameter0.602 INCHES MINIMUM AND 0.617 INCHES MAXIMUM IN
NSN3110-00-227-2802
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: NAS505-6 · 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
•
BORE DIAMETER: 0.3750 INCHES NOMINAL IN
•
ALIGNMENT TYPE: RIGID
•
INNER RING WIDTH: 0.5570 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM IN
•
SURFACE FINISH: GROUND
•
OUTER RING WIDTH: 0.4640 INCHES MINIMUM AND 0.4690 INCHES MAXIMUM IN
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
LUBRICATION MATERIAL: GREASE
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER0.3750 INCHES NOMINAL IN
SPECIAL FEATURESFLIGHT SAFETY CRITICAL
ALIGNMENT TYPERIGID
INNER RING WIDTH0.5570 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM IN
SURFACE FINISHGROUND
OUTER RING WIDTH0.4640 INCHES MINIMUM AND 0.4690 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATIONFEAT
LUBRICATION MATERIALGREASE
RETAINER FABRICATION METHODPRESSED
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 34
316-320PC4Interchangeable
interchangeable cross-reference
interchangeable
ASA-50X72 LINKSInterchangeable
interchangeable cross-reference
interchangeable
278LTEInterchangeable
interchangeable cross-reference
interchangeable
AS24461Interchangeable
interchangeable cross-reference
interchangeable
505-20Interchangeable
interchangeable cross-reference
interchangeable
MS24461-20Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NAS505-6?
NAS505-6 is a BEARING,ROLLER,NEEDLE.
What parts can replace NAS505-6?
There are 34 known substitutes for NAS505-6: 316-320PC4, ASA-50X72 LINKS, 278LTE and 31 more. Substitute compatibility should be verified for your specific system.
Is NAS505-6 still available?
NAS505-6 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026