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Technical Data Sheet

M189 — Technical Data Sheet

✓ 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

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include diameter: 1.155 INCHES NOMINAL IN, material: ALUMINUM CASE, terminal_type: CONTACT PIN, voltage_in_volts: 28.0, wrenching_facility: NOT INCLUDED, color_coded_feature: NOT INCLUDED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-158-8507, 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
M189
NSN: 3110-00-158-8507
FSC: 3110
CAGE: 05643 — BARBER-GREENE CO (USA)
SPECIFICATIONS
diameter1.155 INCHES NOMINAL IN
materialALUMINUM CASE
terminal_typeCONTACT PIN
voltage_in_volts28.0
wrenching_facilityNOT INCLUDED
color_coded_featureNOT INCLUDED
dod_ammunition_code1377-M189
case_mounting_threadNOT INCLUDED
net_explosive_weight0.009 STORAGE POUNDS AND 0.009 TRANSPORTATION POUNDS
dot_registration_codeEX1993070049
cartridge_model_numberARD863-1A1W
current_rating_in_amps4.0
NSN3110-00-158-8507
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M189 · 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
OVERALL OUTSIDE DIAMETER: 130.00 MILLIMETERS NOMINAL MM
SURFACE FINISH: GROUND
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
FEATURES PROVIDED: SNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
LUBRICATION MATERIAL: LUBRICANT
LOAD DIRECTION: ANGULAR
INTERNAL FIT-UP DESIGNATION: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH2.1250 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER130.00 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
STANDARD TOLERANCE DESIGNATIONABEC NO.1
FEATURES PROVIDEDSNAP RING-GROOVE MOUNTING AND MOUNTING GROOVE
LUBRICATION MATERIALLUBRICANT
LOAD DIRECTIONANGULAR
INTERNAL FIT-UP DESIGNATIONSTANDARD
INTERNAL FIT-UP CONTACT ANGULAR DIRECTIONINWARD CONVERGENT
BORE DIAMETER60.00 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
P7911-2Interchangeable
interchangeable cross-reference
interchangeable
42NInterchangeable
interchangeable cross-reference
interchangeable
1377-M189Interchangeable
interchangeable cross-reference
interchangeable
ARD863-1Interchangeable
interchangeable cross-reference
interchangeable
P06003OBInterchangeable
interchangeable cross-reference
interchangeable
ARD863-1A1WInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M189?
M189 is a BEARING,BALL,ANNULAR.
What parts can replace M189?
There are 14 known substitutes for M189: P7911-2, 42N, 1377-M189 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M189?
M189 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-158-8507. This indicates validated use in U.S. government and defense supply chains.
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