PartsTable
Technical Data Sheet
311SFNT3 ✓ 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: 2.1652 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN, overall_width: 1.1397 INCHES MINIMUM AND 1.1417 INCHES MAXIMUM IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-987-3732, 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
311SFNT3
NSN: 3110-00-987-3732
FSC: 3110
CAGE: 38443 — SKF USA INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter2.1652 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN
overall_width1.1397 INCHES MINIMUM AND 1.1417 INCHES MAXIMUM IN
load_directionRADIAL
surface_finishGROUND
shield_quantity1
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
lubrication_materialGREASE
overall_outside_diameter4.7242 INCHES MINIMUM AND 4.7244 INCHES MAXIMUM IN
internal_fit-up_designationTIGHT
nondefinitive_spec/std_data111 TYPE AND 2 CLASS
NSN3110-00-987-3732
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 311SFNT3 · 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 DIAMETER: 2.1652 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER: 4.7242 INCHES MINIMUM AND 4.7244 INCHES MAXIMUM IN
INTERNAL FIT-UP DESIGNATION: TIGHT
RETAINER FABRICATION METHOD: PRESSED
BORE SHAPE: STRAIGHT
LOAD DIRECTION: RADIAL
LUBRICATION MATERIAL: GREASE
CRITICALITY CODE JUSTIFICATION: ZZZW
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER2.1652 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER4.7242 INCHES MINIMUM AND 4.7244 INCHES MAXIMUM IN
INTERNAL FIT-UP DESIGNATIONTIGHT
RETAINER FABRICATION METHODPRESSED
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
LUBRICATION MATERIALGREASE
CRITICALITY CODE JUSTIFICATIONZZZW
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
SHIELD QUANTITY1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
7612-7077Interchangeable
interchangeable cross-reference
interchangeable
D1-023241 ITEM 10Interchangeable
interchangeable cross-reference
interchangeable
6312W1BNTInterchangeable
interchangeable cross-reference
interchangeable
2500-9ITEM25NTInterchangeable
Same NIIN cross-reference
interchangeable
MILB17931NTInterchangeable
Same NIIN cross-reference
interchangeable
6311ZE100NTInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 311SFNT3?
311SFNT3 is a BEARING,BALL,ANNULAR.
What parts can replace 311SFNT3?
There are 11 known substitutes for 311SFNT3: 7612-7077, D1-023241 ITEM 10, 6312W1BNT and 8 more. Substitute compatibility should be verified for your specific system.
Is 311SFNT3 still available?
311SFNT3 is currently cancelled.
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