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Technical Data Sheet
PartsTable / COMPONENT / 1316509-1
1316509-1 ✓ 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 PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include material: TITANIUM OVERALL, outside_diameter: 2.8800 INCHES NOMINAL IN, style_designator: ROUND, aperture_diameter: 1.5000 INCHES MINIMUM AND 1.5020 INCHES MAXIMUM IN, overall_thickness: 0.2500 INCHES NOMINAL IN, mounting_hole_type: ROUND, THREADED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-429-6625, 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
1316509-1
NSN: 3110-01-429-6625
FSC: 3110
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialTITANIUM OVERALL
outside_diameter2.8800 INCHES NOMINAL IN
style_designatorROUND
aperture_diameter1.5000 INCHES MINIMUM AND 1.5020 INCHES MAXIMUM IN
overall_thickness0.2500 INCHES NOMINAL IN
mounting_hole_typeROUND, THREADED
nominal_thread_size0.2500 INCHES IN
thread_quantity_per_inch28
thread_series_designatorUNF
bolt_circle_hole_quantity4
second_counterbore_diameter1.8850 INCHES MINIMUM AND 1.8900 INCHES MAXIMUM IN
mounting_bolt_circle_diameter2.5000 INCHES NOMINAL IN
NSN3110-01-429-6625
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1316509-1 · 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
•
MOUNTING HOLE ARRANGEMENT STYLE: SINGLE BOLT HOLE CIRCLE
•
MATERIAL: TITANIUM OVERALL
•
STYLE DESIGNATOR: ROUND
•
THREAD SERIES DESIGNATOR: UNF
•
MOUNTING HOLE TYPE: ROUND, THREADED
•
THREAD QUANTITY PER INCH: 28
•
APERTURE DIAMETER: 1.5000 INCHES MINIMUM AND 1.5020 INCHES MAXIMUM IN
•
MOUNTING BOLT CIRCLE DIAMETER: 2.5000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING HOLE ARRANGEMENT STYLESINGLE BOLT HOLE CIRCLE
MATERIALTITANIUM OVERALL
STYLE DESIGNATORROUND
THREAD SERIES DESIGNATORUNF
MOUNTING HOLE TYPEROUND, THREADED
THREAD QUANTITY PER INCH28
APERTURE DIAMETER1.5000 INCHES MINIMUM AND 1.5020 INCHES MAXIMUM IN
MOUNTING BOLT CIRCLE DIAMETER2.5000 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.2500 INCHES IN
OUTSIDE DIAMETER2.8800 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
26477Interchangeable
interchangeable cross-reference
interchangeable
D26477Interchangeable
interchangeable cross-reference
interchangeable
CS65Interchangeable
interchangeable cross-reference
interchangeable
565Interchangeable
interchangeable cross-reference
interchangeable
31393FInterchangeable
interchangeable cross-reference
interchangeable
70550-01017-103Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1316509-1?
1316509-1 is a PLATE,RETAINING,BEARING.
What parts can replace 1316509-1?
There are 7 known substitutes for 1316509-1: 26477, D26477, CS65 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1316509-1?
1316509-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-01-429-6625. 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