PartsTable
Technical Data Sheet
26639 ✓ 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 end_item_identification: GRUMMAN AIRCRAFT CORP,A-10 AIRCRAFT, general_characteristics_item_description: STEEL;CONSISTS OF 1 ASSEMBLY P/N PM26641,1 SEAT P/N AM25715,1 RING RETAINER P/N AP26642. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-183-6715, 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
26639
NSN: 3110-00-183-6715
FSC: 3110
CAGE: 77260 — PIERCE CO INC THE SUB OF AVIS INDUSTRIAL CORP (USA)
SPECIFICATIONS
end_item_identificationGRUMMAN AIRCRAFT CORP,A-10 AIRCRAFT
general_characteristics_item_descriptionSTEEL;CONSISTS OF 1 ASSEMBLY P/N PM26641,1 SEAT P/N AM25715,1 RING RETAINER P/N AP26642
NSN3110-00-183-6715
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 26639 · 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
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
ALIGNMENT TYPE: RIGID
BORE DIAMETER: 0.2500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES OR 66 FED STD ALL MATERIAL RESPONSES OUTER RING
STYLE DESIGNATOR: NON-SEPARABLE, OPEN END, DRAWN SHELL
SURFACE FINISH: GROUND
OVERALL OUTSIDE DIAMETER: 0.4375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
ALIGNMENT TYPERIGID
SPECIAL FEATURESOIL HOLE IN OUTER RING ALSO EXTRA CAPACITY OUTER RING
BORE DIAMETER0.2500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD ALL MATERIAL RESPONSES OR 66 FED STD ALL MATERIAL RESPONSES OUTER RING
STYLE DESIGNATORNON-SEPARABLE, OPEN END, DRAWN SHELL
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER0.4375 INCHES NOMINAL IN
MATERIALSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1012 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OUTER RING
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OR AISI ASSN STD ALL MATERIAL RESPONSES ROLLER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
359950R91Interchangeable
interchangeable cross-reference
interchangeable
A24501-12Interchangeable
interchangeable cross-reference
interchangeable
MS17131Interchangeable
interchangeable cross-reference
interchangeable
8130869Interchangeable
interchangeable cross-reference
interchangeable
A28229Interchangeable
interchangeable cross-reference
interchangeable
9090295Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 26639?
26639 is a BEARING,ROLLER,NEEDLE.
What parts can replace 26639?
There are 31 known substitutes for 26639: 359950R91, A24501-12, MS17131 and 28 more. Substitute compatibility should be verified for your specific system.
Is 26639 still available?
26639 is currently cancelled.
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