PartsTable
Technical Data Sheet
K757 ✓ 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include material: GLASS, cone_width: 1.9000 INCHES NOMINAL IN, bore_diameter: 3.2500 INCHES NOMINAL IN, outside_diameter: 3.344 INCHES MINIMUM AND 3.406 INCHES MAXIMUM IN, special_features: KIT INCLUDES: 1 X AJ404A HEAD GASKET, 1 X AJ343A VALVE PLATE ASSY, 1 X AH179 O-RING CYL, AND 1 X AH175 CUP, style_designator: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0686, 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
K757
NSN: 3110-00-100-0686
FSC: 3110
CAGE: F0272 — SKF FRANCE (FRA)
SPECIFICATIONS
materialGLASS
cone_width1.9000 INCHES NOMINAL IN
bore_diameter3.2500 INCHES NOMINAL IN
outside_diameter3.344 INCHES MINIMUM AND 3.406 INCHES MAXIMUM IN
special_featuresKIT INCLUDES: 1 X AJ404A HEAD GASKET, 1 X AJ343A VALVE PLATE ASSY, 1 X AH179 O-RING CYL, AND 1 X AH175 CUP
style_designatorROUND
component_quantity4
cone_corner_radius0.1406 INCHES NOMINAL IN
material_thickness0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
end_item_identificationMISCELLANEOUS RADAR (RADAR)
standard_tolerance_designationAFBMA CLASS 2
part_name_assigned_by_controlling_agencyREPAIR KIT FOR ROA
NSN3110-00-100-0686
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: K757 · 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
CONE WIDTH: 1.9000 INCHES NOMINAL IN
STYLE DESIGNATOR: NORMAL ANGLE
MATERIAL: STEEL OVERALL
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
BORE DIAMETER: 3.2500 INCHES NOMINAL IN
CONE CORNER RADIUS: 0.1406 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 (FLIS)
CONE WIDTH1.9000 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
MATERIALSTEEL OVERALL
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER3.2500 INCHES NOMINAL IN
CONE CORNER RADIUS0.1406 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
16-8ITEM66Interchangeable
interchangeable cross-reference
interchangeable
SK881PC10Interchangeable
interchangeable cross-reference
interchangeable
S6505-588478ITEM56Interchangeable
interchangeable cross-reference
interchangeable
SK70-5190Interchangeable
interchangeable cross-reference
interchangeable
70-5190Interchangeable
interchangeable cross-reference
interchangeable
93-1225Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is K757?
K757 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace K757?
There are 13 known substitutes for K757: 16-8ITEM66, SK881PC10, S6505-588478ITEM56 and 10 more. Substitute compatibility should be verified for your specific system.
Is K757 still available?
K757 is currently cancelled.
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