PartsTable
Technical Data Sheet
N312 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include material: STEEL INNER RING, body_style: TAB TYPE, bore_shape: STRAIGHT, body_diameter: 0.250 INCHES NOMINAL IN, bore_diameter: 60.0 MILLIMETERS NOMINAL MM, overall_width: 0.365 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-7359, 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
MRO MRO_GENERAL N312
NSN: 3110-00-155-7359
FSC: 3110
CAGE: 52676 — SKF USA INC. (USA)
SPECIFICATIONS
materialSTEEL INNER RING
body_styleTAB TYPE
bore_shapeSTRAIGHT
body_diameter0.250 INCHES NOMINAL IN
bore_diameter60.0 MILLIMETERS NOMINAL MM
overall_width0.365 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
overall_length1.438 INCHES NOMINAL IN
surface_finishGROUND
locating_featureNONLOCATING
style_designatorSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
features_providedNONRENEWABLE FUSIBLE ELEMENT
surface_treatmentNICKEL TERMINAL
NSN3110-00-155-7359
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: N312 · 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
STANDARD TOLERANCE DESIGNATION: RBEC NO.1
STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
MATERIAL: STEEL INNER RING
INTERNAL FIT-UP DESIGNATION: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
BORE SHAPESTRAIGHT
STANDARD TOLERANCE DESIGNATIONRBEC NO.1
STYLE DESIGNATORSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
MATERIALSTEEL INNER RING
MATERIALSTEEL ROLLER
MATERIALSTEEL OUTER RING
INTERNAL FIT-UP DESIGNATIONSTANDARD
OVERALL WIDTH31.0 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER130.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
N3 1/2AMPSInterchangeable
interchangeable cross-reference
interchangeable
N3 1/2Interchangeable
interchangeable cross-reference
interchangeable
333 03.5Interchangeable
interchangeable cross-reference
interchangeable
R360Interchangeable
interchangeable cross-reference
interchangeable
N312Interchangeable
interchangeable cross-reference
interchangeable
50023-312-1010Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N312?
N312 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What parts can replace N312?
There are 13 known substitutes for N312: N3 1/2AMPS, N3 1/2, 333 03.5 and 10 more. Substitute compatibility should be verified for your specific system.
Is N312 still available?
N312 is currently cancelled.
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