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Technical Data Sheet
CL4178 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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PRODUCT OVERVIEW

The LINING,FRICTION is a the manufacturer industrial component. Key specifications include material: ASBESTOS FRICTION LINING, thickness: 0.145 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN, lining_style: CLUTCH DISK, major_diameter: 11.875 INCHES NOMINAL IN, minor_diameter: 6.875 INCHES NOMINAL IN, application_type: DRY. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-355-3479, 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
CL4178
NSN: 3040-00-355-3479
FSC: 3040
CAGE: 77873 — ROCKFORD POWERTRAIN INC DIV POWERTRAIN ROCKFORD, INC. (USA)
SPECIFICATIONS
materialASBESTOS FRICTION LINING
thickness0.145 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
lining_styleCLUTCH DISK
major_diameter11.875 INCHES NOMINAL IN
minor_diameter6.875 INCHES NOMINAL IN
application_typeDRY
attachment_methodRIVETED
features_providedRIGID FRICTION LINING
fabrication_methodMOLDED
strengthening_featureINTERNALLY MOLDED-IN REINFORCEMENT
hole_arrangement_styleDOUBLE EVEN
mounting_hole_diameter0.172 INCHES NOMINAL IN
NSN3040-00-355-3479
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LINING,FRICTION TITLE COMPONENT PN CL4178 MFR LINING,FRICTION
KEY FEATURES
ATTACHMENT METHOD: RIVETED
MAJOR DIAMETER: 11.875 INCHES NOMINAL IN
CIRCULAR PATTERN HOLE TYPE AND QUANTITY: 12 COUNTERBORED OUTER SECURING CIRCLE
MOUNTING HOLE CIRCLE DIAMETER: 10.750 INCHES NOMINAL AND 7.750 INCHES NOMINAL IN
SURFACE CONDITION AND LOCATION: ONE SIDE GROOVED AND ONE SIDE GROUND
FEATURES PROVIDED: RIGID FRICTION LINING
APPLICATION TYPE: DRY
TECHNICAL CHARACTERISTICS (FLIS)
ATTACHMENT METHODRIVETED
MAJOR DIAMETER11.875 INCHES NOMINAL IN
CIRCULAR PATTERN HOLE TYPE AND QUANTITY12 COUNTERBORED OUTER SECURING CIRCLE
CIRCULAR PATTERN HOLE TYPE AND QUANTITY12 COUNTERBORED INNER SECURING CIRCLE
MOUNTING HOLE CIRCLE DIAMETER10.750 INCHES NOMINAL AND 7.750 INCHES NOMINAL IN
SURFACE CONDITION AND LOCATIONONE SIDE GROOVED AND ONE SIDE GROUND
FEATURES PROVIDEDRIGID FRICTION LINING
APPLICATION TYPEDRY
LINING STYLECLUTCH DISK
FABRICATION METHODMOLDED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
237Interchangeable
interchangeable cross-reference
interchangeable
T0805Interchangeable
interchangeable cross-reference
interchangeable
2142Interchangeable
interchangeable cross-reference
interchangeable
ER7614Interchangeable
interchangeable cross-reference
interchangeable
55314Interchangeable
interchangeable cross-reference
interchangeable
G15514638Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CL4178?
CL4178 is a LINING,FRICTION.
What parts can replace CL4178?
There are 17 known substitutes for CL4178: 237, T0805, 2142 and 14 more. Substitute compatibility should be verified for your specific system.
Is CL4178 still available?
CL4178 is currently cancelled.
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