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Technical Data Sheet

79999056 — 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,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 2.5589 INCHES MINIMUM AND 2.5591 INCHES MAXIMUM IN, overall_width: 1.2972 INCHES MINIMUM AND 1.2992 INCHES MAXIMUM IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-987-3735, 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
79999056
NSN: 3110-00-987-3735
FSC: 3110
CAGE: 95402 — ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter2.5589 INCHES MINIMUM AND 2.5591 INCHES MAXIMUM IN
overall_width1.2972 INCHES MINIMUM AND 1.2992 INCHES MAXIMUM IN
load_directionRADIAL
surface_finishGROUND
shield_quantity1
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
internal_clearance0.0007 INCHES MINIMUM RADIAL AND 0.0011 INCHES MAXIMUM RADIAL IN
lubrication_materialGREASE
overall_outside_diameter5.5116 INCHES MINIMUM AND 5.5118 INCHES MAXIMUM IN
internal_fit-up_designationTIGHT
NSN3110-00-987-3735
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 79999056 · 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
•
INTERNAL FIT-UP DESIGNATION: TIGHT
•
LUBRICATION MATERIAL: GREASE
•
LOAD DIRECTION: RADIAL
•
RETAINER FABRICATION METHOD: PRESSED
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
•
BORE SHAPE: STRAIGHT
•
SURFACE FINISH: GROUND
•
CRITICALITY CODE JUSTIFICATION: ZZZW
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL FIT-UP DESIGNATIONTIGHT
LUBRICATION MATERIALGREASE
LOAD DIRECTIONRADIAL
RETAINER FABRICATION METHODPRESSED
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
BORE SHAPESTRAIGHT
SURFACE FINISHGROUND
CRITICALITY CODE JUSTIFICATIONZZZW
INTERNAL CLEARANCE0.0007 INCHES MINIMUM RADIAL AND 0.0011 INCHES MAXIMUM RADIAL IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
72-6970-373InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
8864950P137InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
7613XR1U9InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
313KInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
248474InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
313TFInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 79999056?
79999056 is a BEARING,BALL,ANNULAR.
What parts can replace 79999056?
There are 22 known substitutes for 79999056: 72-6970-373, 8864950P137, 7613XR1U9 and 19 more. Substitute compatibility should be verified for your specific system.
Is 79999056 still available?
79999056 is currently cancelled.
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