PartsTable
Technical Data Sheet
79278 ✓ Verified by PartsTable
Aquabeads · 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,BALL,ANNULAR is a Aquabeads industrial component. Key specifications include material: STEEL COMP 302 FASTENER, fastener_length: 0.25 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, surface_treatment: PASSIVATE FASTENER, internal_drive_style: TORX, end_item_identification: 5820-01-678-1038. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-3521, 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
79278
NSN: 3110-00-156-3521
FSC: 3110
CAGE: 01957 — ACF INDUSTRIES INC (USA)
SPECIFICATIONS
materialSTEEL COMP 302 FASTENER
fastener_length0.25 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE FASTENER
internal_drive_styleTORX
end_item_identification5820-01-678-1038
nominal_thread_diameter2.0 INCHES IN
hole_configuration_styleROUND INTERNAL TORX
thread_quantity_per_inch28
part_name_assigned_by_controlling_agencySTAINLESS STEEL PLASTITE THREAD FORMING SCREWS
NSN3110-00-156-3521
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 79278 · Aquabeads ⚠ 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
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: DOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
BORE SHAPE: STRAIGHT
NONDEFINITIVE SPEC/STD DATA: 117 TYPE AND 2 CLASS
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
RETAINER FABRICATION METHOD: PRESSED
INNER RING WIDTH: 0.9060 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
INTERNAL FIT-UP DESIGNATION: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONDOD-G-24508 MIL SPEC SINGLE MATERIAL RESPONSE
BORE SHAPESTRAIGHT
NONDEFINITIVE SPEC/STD DATA117 TYPE AND 2 CLASS
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
RETAINER FABRICATION METHODPRESSED
INNER RING WIDTH0.9060 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONABEC NO.1
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
SEAL QUANTITY2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
B-10Interchangeable
interchangeable cross-reference
interchangeable
ASME B94.19Interchangeable
interchangeable cross-reference
interchangeable
D106Interchangeable
interchangeable cross-reference
interchangeable
88604Interchangeable
interchangeable cross-reference
interchangeable
10-200720-27Interchangeable
interchangeable cross-reference
interchangeable
181-61Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 79278?
79278 is a BEARING,BALL,ANNULAR manufactured by Aquabeads.
What parts can replace 79278?
There are 27 known substitutes for 79278: B-10, ASME B94.19, D106 and 24 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 79278?
79278 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-3521. This indicates validated use in U.S. government and defense supply chains.
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