PartsTable
Technical Data Sheet
3-146 ✓ 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

The LOCK,AIRCRAFT GROUND SAFETY is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, lens_type: CONVEX, KNURLED SINGLE LIGHT FIRST POSITION HORIZONTAL, body_width: 2.625 INCHES MAXIMUM IN, bore_shape: STRAIGHT, lens_color: RED SINGLE LIGHT FIRST POSITION HORIZONTAL, body_height: 3.000 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6448, 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 3-146
NSN: 3110-00-155-6448
FSC: 3110
CAGE: 43952 — ENERGY SERVICES GROUP DIV OF COOPER INDUSTRIES INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
lens_typeCONVEX, KNURLED SINGLE LIGHT FIRST POSITION HORIZONTAL
body_width2.625 INCHES MAXIMUM IN
bore_shapeSTRAIGHT
lens_colorRED SINGLE LIGHT FIRST POSITION HORIZONTAL
body_height3.000 INCHES MAXIMUM IN
body_length2.875 INCHES MAXIMUM IN
bore_diameter90.00 MILLIMETERS NOMINAL MM
hole_diameter0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
lens_quantity1
overall_width30.0 MILLIMETERS NOMINAL MM
inclosure_typeHERMETICALLY SEALED
NSN3110-00-155-6448
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 3-146 · 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
LOAD DIRECTION: RADIAL
MATERIAL: STEEL OUTER RING
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
BORE DIAMETER: 85.00 MILLIMETERS NOMINAL MM
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
LOAD DIRECTIONRADIAL
MATERIALSTEEL OUTER RING
MATERIALSTEEL SHIELD
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL INNER RING
MATERIALSTEEL BALL
BORE DIAMETER85.00 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
INTERNAL FIT-UP DESIGNATIONSTANDARD
BORE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
3146Interchangeable
interchangeable cross-reference
interchangeable
M1033Interchangeable
interchangeable cross-reference
interchangeable
LCVP8981PC1Interchangeable
interchangeable cross-reference
interchangeable
LCVP1298874-1Interchangeable
interchangeable cross-reference
interchangeable
KLE 3146Interchangeable
Wrench,lineman's
interchangeable
GGG-W-648 SZ5/8Interchangeable
Wrench,lineman's
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3-146?
3-146 is a LOCK,AIRCRAFT GROUND SAFETY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 3-146?
There are 23 known substitutes for 3-146: 3146, M1033, LCVP8981PC1 and 20 more. Substitute compatibility should be verified for your specific system.
Is 3-146 still available?
3-146 is currently cancelled.
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