PartsTable
Technical Data Sheet
M273 ✓ 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

PARTS KIT,HYDRAULIC BRAKE MASTER. Key specifications include material: COPPER OVERALL, bore_diameter: 0.7500 INCHES NOMINAL IN, end_item_name: CAR, largest_width: 0.984 INCHES SINGLE END IN, overall_width: 1.000 INCHES IN, alignment_type: RIGID. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-183-6730, 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
M273
NSN: 3110-00-183-6730
FSC: 3110
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
materialCOPPER OVERALL
bore_diameter0.7500 INCHES NOMINAL IN
end_item_nameCAR
largest_width0.984 INCHES SINGLE END IN
overall_width1.000 INCHES IN
alignment_typeRIGID
overall_length1.890 INCHES IN
surface_finishGROUND
end_item_source80724
special_featuresOIL HOLE IN OUTER RING
style_designatorNON-SEPARABLE, OPEN END, DRAWN SHELL
basic_shape_styleCRIMP
NSN3110-00-183-6730
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M273 · 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: 0.7500 INCHES NOMINAL IN
RETAINER FABRICATION METHOD: PRESSED
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OR AISI ASSN STD ALL MATERIAL RESPONSES OUTER RING
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
ALIGNMENT TYPE: RIGID
MATERIAL: STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1012 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OUTER RING
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER0.7500 INCHES NOMINAL IN
RETAINER FABRICATION METHODPRESSED
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OR AISI ASSN STD ALL MATERIAL RESPONSES OUTER RING
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS
SPECIAL FEATURESOIL HOLE IN OUTER RING
ALIGNMENT TYPERIGID
MATERIALSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1012 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OUTER RING
SURFACE FINISHGROUND
STYLE DESIGNATORNON-SEPARABLE, OPEN END, DRAWN SHELL
OVERALL OUTSIDE DIAMETER1.0000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
B1212Interchangeable
interchangeable cross-reference
interchangeable
8130869Interchangeable
interchangeable cross-reference
interchangeable
MS17131Interchangeable
interchangeable cross-reference
interchangeable
A28229Interchangeable
interchangeable cross-reference
interchangeable
180101Interchangeable
interchangeable cross-reference
interchangeable
295-12XAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M273?
M273 is a PARTS KIT,HYDRAULIC BRAKE MASTER.
What parts can replace M273?
There are 31 known substitutes for M273: B1212, 8130869, MS17131 and 28 more. Substitute compatibility should be verified for your specific system.
Is M273 still available?
M273 is currently cancelled.
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