PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 187601
187601 ✓ 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 INITIATOR,CARTRIDGE ACTUATED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, cartridge: INCLUDED, body_width: 4.000 INCHES NOMINAL IN, bore_shape: STRAIGHT, body_height: 4.938 INCHES NOMINAL IN, body_length: 4.688 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-158-6019, 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
187601
NSN: 3110-00-158-6019
FSC: 3110
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cartridgeINCLUDED
body_width4.000 INCHES NOMINAL IN
bore_shapeSTRAIGHT
body_height4.938 INCHES NOMINAL IN
body_length4.688 INCHES NOMINAL IN
bore_diameter1.3780 INCHES NOMINAL IN
overall_width0.9055 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
overall_length0.862 INCHES NOMINAL IN
surface_finishGROUND
mounting_methodUNTHREADED STUD SINGLE GROUP
NSN3110-00-158-6019
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 187601 · 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
•
STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, NON-SEPARABLE
•
MATERIAL: STEEL OVERALL
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
BORE SHAPE: STRAIGHT
•
LOCATING FEATURE: NONLOCATING
•
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.9055 INCHES NOMINAL IN
STYLE DESIGNATORSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, NON-SEPARABLE
MATERIALSTEEL OVERALL
INTERNAL FIT-UP DESIGNATIONSTANDARD
BORE SHAPESTRAIGHT
LOCATING FEATURENONLOCATING
END ITEM IDENTIFICATIONNSN 2320-01-097-0260 HEMTT (HEAVY EXPANDED MOBILITY TACTICAL TRUCK)
SURFACE FINISHGROUND
BORE DIAMETER1.3780 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER3.5433 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
55507Interchangeable
interchangeable cross-reference
interchangeable
1655913Interchangeable
interchangeable cross-reference
interchangeable
18760-1Interchangeable
interchangeable cross-reference
interchangeable
1377-MT08Interchangeable
interchangeable cross-reference
interchangeable
8566522Interchangeable
interchangeable cross-reference
interchangeable
806519Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 187601?
187601 is a INITIATOR,CARTRIDGE ACTUATED.
What parts can replace 187601?
There are 10 known substitutes for 187601: 55507, 1655913, 18760-1 and 7 more. Substitute compatibility should be verified for your specific system.
Is 187601 still available?
187601 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026