PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 2979
2979 ✓ 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,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include head_type: ANGLE, unit_type: PICK, point_type: REGULAR BENT AND STRAIGHT, scriber_type: NONREMOVABLE POINT, overall_length: 8.0 INCHES NOMINAL IN, head_angle_in_deg: 90.0 NOMINAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-7897, 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
2979
NSN: 3110-00-156-7897
FSC: 3110
CAGE: 11757 — PARKER HANNIFIN CORPORATION DIV CHELSEA PRODUCTS DIVISION (USA)
SPECIFICATIONS
head_typeANGLE
unit_typePICK
point_typeREGULAR BENT AND STRAIGHT
scriber_typeNONREMOVABLE POINT
overall_length8.0 INCHES NOMINAL IN
point_quantity2
head_angle_in_deg90.0 NOMINAL
part_name_assigned_by_controlling_agencyDUAL END SCRIBER
NSN3110-00-156-7897
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 2979 · 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 SHAPE: STRAIGHT
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
MATERIAL: STEEL OVERALL
•
NONDEFINITIVE SPEC/STD DATA: 146 TYPE AND 00 GRADE
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
RETAINER FABRICATION METHOD: PRESSED
•
INTERNAL FIT-UP CONTACT ANGULAR DIRECTION: OUTWARD CONVERGENT
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
TECHNICAL CHARACTERISTICS (FLIS)
BORE SHAPESTRAIGHT
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OVERALL
NONDEFINITIVE SPEC/STD DATA146 TYPE AND 00 GRADE
INTERNAL FIT-UP DESIGNATIONSTANDARD
RETAINER FABRICATION METHODPRESSED
INTERNAL FIT-UP CONTACT ANGULAR DIRECTIONOUTWARD CONVERGENT
STANDARD TOLERANCE DESIGNATIONABEC NO.1
OVERALL OUTSIDE DIAMETER85.00 MILLIMETERS NOMINAL MM
LOAD DIRECTIONANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
550548Interchangeable
interchangeable cross-reference
interchangeable
MY1162Interchangeable
interchangeable cross-reference
interchangeable
710092Interchangeable
interchangeable cross-reference
interchangeable
DL5Interchangeable
interchangeable cross-reference
interchangeable
2979Interchangeable
interchangeable cross-reference
interchangeable
9106262Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2979?
2979 is a BEARING,BALL,ANNULAR.
What parts can replace 2979?
There are 19 known substitutes for 2979: 550548, MY1162, 710092 and 16 more. Substitute compatibility should be verified for your specific system.
Is 2979 still available?
2979 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