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Technical Data Sheet
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A-A-59650 — Technical Data Sheet

✓ 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,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL OVERALL, cup_width: 0.9375 INCHES NOMINAL IN, cone_width: 1.1875 INCHES NOMINAL IN, bore_diameter: 2.6250 INCHES NOMINAL IN, overall_width: 1.1875 INCHES NOMINAL IN, standout_width: 0.4688 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System under NSN 3110-00-100-5654, 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
A-A-59650
NSN: 3110-00-100-5654
FSC: 3110
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width0.9375 INCHES NOMINAL IN
cone_width1.1875 INCHES NOMINAL IN
bore_diameter2.6250 INCHES NOMINAL IN
overall_width1.1875 INCHES NOMINAL IN
standout_width0.4688 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, NORMAL ANGLE
cone_corner_radius1.1400 INCHES NOMINAL IN
backface_corner_radius0.1250 INCHES NOMINAL IN
overall_outside_diameter4.4375 INCHES NOMINAL IN
retainer_fabrication_methodPRESSED
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-100-5654
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A-A-59650 · 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
•
FLANGE WIDTH: 0.1400 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
MATERIAL: STEEL OVERALL
•
CONE CORNER RADIUS: 0.0620 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.2075 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.0620 INCHES NOMINAL IN
•
BORE DIAMETER: 1.1875 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS
FLANGE WIDTH0.1400 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
OVERALL WIDTH0.6300 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
CONE CORNER RADIUS0.0620 INCHES NOMINAL IN
STANDOUT WIDTH0.2075 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.0620 INCHES NOMINAL IN
BORE DIAMETER1.1875 INCHES NOMINAL IN
CUP WIDTH0.5625 INCHES NOMINAL IN
CUP OUTSIDE DIAMETER2.4410 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
D31129InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
7EQH4221InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
774025InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
BT772BInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
772BInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
42880InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-A-59650?
A-A-59650 is a BEARING,ROLLER,TAPERED.
What parts can replace A-A-59650?
There are 20 known substitutes for A-A-59650: D31129, 7EQH4221, 774025 and 17 more. Substitute compatibility should be verified for your specific system.
Is A-A-59650 still available?
A-A-59650 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: September 2026