PartsTable
Technical Data Sheet
M21-24 ✓ 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 IMAGE INTENSIFIER,NIGHT VISION is a the manufacturer industrial component. Key specifications include end_type: DOUBLE SETSCREW FIRST END, material: STEEL, bore_shape: STRAIGHT, bore_diameter: 35.00 MILLIMETERS NOMINAL MM, overall_width: 3.7 INCHES NOMINAL IN, load_direction: RADIAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-045-7322, 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 M21-24
NSN: 3110-00-045-7322
FSC: 3110
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
end_typeDOUBLE SETSCREW FIRST END
materialSTEEL
bore_shapeSTRAIGHT
bore_diameter35.00 MILLIMETERS NOMINAL MM
overall_width3.7 INCHES NOMINAL IN
load_directionRADIAL
overall_height3.3 INCHES NOMINAL IN
overall_length6.5 INCHES NOMINAL IN
surface_finishGROUND
special_features1.75 POUNDS LBS
style_designatorSET SCREW
surface_treatmentZINC
NSN3110-00-045-7322
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M21-24 · 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
INTERNAL FIT-UP DESIGNATION: LOOSE
LOAD DIRECTION: RADIAL
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
MATERIAL: STEEL OVERALL
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
OVERALL OUTSIDE DIAMETER: 62.00 MILLIMETERS NOMINAL MM
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
BORE SHAPESTRAIGHT
INTERNAL FIT-UP DESIGNATIONLOOSE
LOAD DIRECTIONRADIAL
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OVERALL
STANDARD TOLERANCE DESIGNATIONABEC NO.1
OVERALL OUTSIDE DIAMETER62.00 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
BORE DIAMETER35.00 MILLIMETERS NOMINAL MM
OVERALL WIDTH14.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
5150Interchangeable
interchangeable cross-reference
interchangeable
464Interchangeable
interchangeable cross-reference
interchangeable
90-T-150Interchangeable
interchangeable cross-reference
interchangeable
2560297Interchangeable
interchangeable cross-reference
interchangeable
P9618545-1Interchangeable
interchangeable cross-reference
interchangeable
743458Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M21-24?
M21-24 is a IMAGE INTENSIFIER,NIGHT VISION. It is classified as a MRO (MRO_GENERAL).
What parts can replace M21-24?
There are 16 known substitutes for M21-24: 5150, 464, 90-T-150 and 13 more. Substitute compatibility should be verified for your specific system.
Is M21-24 still available?
M21-24 is currently cancelled.
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