PartsTable
Technical Data Sheet
MI-48 ✓ 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

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include bore_shape: STRAIGHTSTRAIGHT, bore_diameter: 2.9994 INCHES MINIMUM AND 2.9994 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM3.0000 INCHES MAXIMUM IN, overall_width: 2.0050 INCHES MINIMUM AND 2.0050 INCHES MINIMUM AND 2.0100 INCHES MAXIMUM2.0100 INCHES MAXIMUM IN, surface_finish: GROUNDGROUND, style_designator: SOLID INNER RACE, JOURNAL AND NEEDLESOLID INNER RACE, JOURNAL AND NEEDLE, features_provided: LUBRICATION GROOVE AND LUBRICATION GROOVE AND LUBRICATION HOLELUBRICATION HOLE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-166-0836, 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
MI-48
NSN: 3110-00-166-0836
FSC: 3110
CAGE: 39317 — MCGILL MANUFACTURING COMPANY INC USE CAGE CODE 92563 FOR CATALOGING. (USA)
SPECIFICATIONS
bore_shapeSTRAIGHTSTRAIGHT
bore_diameter2.9994 INCHES MINIMUM AND 2.9994 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM3.0000 INCHES MAXIMUM IN
overall_width2.0050 INCHES MINIMUM AND 2.0050 INCHES MINIMUM AND 2.0100 INCHES MAXIMUM2.0100 INCHES MAXIMUM IN
surface_finishGROUNDGROUND
style_designatorSOLID INNER RACE, JOURNAL AND NEEDLESOLID INNER RACE, JOURNAL AND NEEDLE
features_providedLUBRICATION GROOVE AND LUBRICATION GROOVE AND LUBRICATION HOLELUBRICATION HOLE
overall_outside_diameter3.4978 INCHES MINIMUM AND 3.4978 INCHES MINIMUM AND 3.4987 INCHES MAXIMUM3.4987 INCHES MAXIMUM IN
NSN3110-00-166-0836
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: MI-48 · 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: 2.9994 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN
BORE SHAPE: STRAIGHT
OVERALL OUTSIDE DIAMETER: 3.4982 INCHES MINIMUM AND 3.4989 INCHES MAXIMUM IN
TEST DATA DOCUMENT: 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
SPECIAL TEST FEATURES: SPECIAL QUALITY CONTROL TESTING
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER2.9994 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN
SPECIAL FEATURESOIL HOLE AND GROOVE
BORE SHAPESTRAIGHT
OVERALL WIDTH2.0000 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER3.4982 INCHES MINIMUM AND 3.4989 INCHES MAXIMUM IN
TEST DATA DOCUMENT81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
SPECIAL TEST FEATURESSPECIAL QUALITY CONTROL TESTING
STYLE DESIGNATORSOLID INNER RACE, WITH BORE CHAMFER, JOURNAL AND NEEDLE
SURFACE FINISHGROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
MI-48Interchangeable
interchangeable cross-reference
interchangeable
4211Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MI-48?
MI-48 is a RESISTOR,VARIABLE,WIRE WOUND,NON.
What parts can replace MI-48?
There are 2 known substitutes for MI-48: MI-48, 4211. Substitute compatibility should be verified for your specific system.
Is MI-48 still available?
MI-48 is currently cancelled.
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