Cat® 1/8" Thread Grease Zerk to PTF Straight Adapter with Ball Check at End of Fitting
Brand: Cat
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3B-8491: 1/8" Thread Straight Adapter
Cat® 1/8" Thread Grease Zerk to PTF Straight Adapter with Ball Check at End of Fitting
Brand: Cat
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Warranty Information
Warranty Information
Generally, warranty for parts purchased on Parts.Cat.Com is 12 months from the invoice date as defined in the Caterpillar Limited Warranty. Parts Warranty covers defects in material and workmanship throughout the Warranty period once it has been installed. For complete Warranty detail contact your local Cat Dealer.
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Return Policy
Return Policy Information
Unless otherwise noted by a non-returnable part
icon, most parts can be returned to your authorized Cat® dealer under their return policy.
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Factory Fit
This part is designed to fit your Cat equipment based on the manufacturer’s specifications.
Any changes to the manufacturer’s configuration might result in the product not fitting your Cat equipment. Please consult your Cat Dealer before purchasing to ensure that this part is appropriate for your Cat equipment in its current condition and assumed configuration. This indicator cannot guarantee compatibility for all parts.
Remanufactured
Non-Returnable
Kit
Replaced
Remanufactured
Non-Returnable
Kit
Replaced
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Description
Description
Description: Cat® Grease Zerk Fittings are held to the highest standards of quality, reliability and durability. These grease fittings are manufactured to exacting tolerances to ensure secure connections with grease guns and reliable performance of the internal ball check valve. This will prevent contaminants from entering the machine’s lubrication system. Each Cat Grease Zerk Fitting is designed to meet or exceed industry standards for operating pressure and corrosion protection to ensure a long life and proper machine functionality.
Attributes: • Compatible with industry standard grease gun filling tips • Designed to meet or exceed the performance of industry standard parts • The image provided is for reference only. Grease Zerk fitting construction may differ slightly from the image depicted, but the part is designed to be interchangeable with the OEM part.
Applications: Grease Zerk fittings are designed to be the fill point for grease lubrication systems when performing regular machine maintenance. Consult your owner’s manual or contact your local Cat Dealer for more information.
Warning:This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Description: Cat® Grease Zerk Fittings are held to the highest standards of quality, reliability and durability. These grease fittings are manufactured to exacting tolerances to ensure secure connections with grease guns and reliable performance of the internal ball check valve. This will prevent contaminants from entering the machine’s lubrication system. Each Cat Grease Zerk Fitting is designed to meet or exceed industry standards for operating pressure and corrosion protection to ensure a long life and proper machine functionality.
Attributes: • Compatible with industry standard grease gun filling tips • Designed to meet or exceed the performance of industry standard parts • The image provided is for reference only. Grease Zerk fitting construction may differ slightly from the image depicted, but the part is designed to be interchangeable with the OEM part.
Applications: Grease Zerk fittings are designed to be the fill point for grease lubrication systems when performing regular machine maintenance. Consult your owner’s manual or contact your local Cat Dealer for more information.
Warning:This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Specifications
Specifications
Units of MeasureUSMetric
Material Description: Plated Steel
Material: Alloy Zinc,Carbon Steel,Alloy Steel
Units of MeasureUSMetric
Material Description: Plated Steel
Material: Alloy Zinc,Carbon Steel,Alloy Steel
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Compatible Models
Compatible Models
Wheel Tractor
631C
Integrated Toolcarrier
IT18BIT38FIT28GIT28FIT28BIT18
Hydraulic Control
44183184
Track Loader
973C973K963973963C963K953C953K943953
Soil Compactor
825C
Wheel Dozer
824C
Landfill Compactor
826C
Motor Grader
160K120M160140
Compact Wheel Loader
910910F910E
Telehandler
TH82TH83TH62TH63TH103
Wheel Loader
980 XE966F II928G960F972G972H972M950B/950E972 XE966 XE924GZ980928HZ950B950E950G962H962G950F924HZ950M962MG926972M XE916966M XE936E988B924H924GG916926980C980H980G936928F938G938F926E966D966F966EG936966H966G930H966M970F982 XE950F II
Track-Type Tractor
D5D5B
Challenger
65C65B65D70C6575C7585C
Pipelayer
561D561C
Skid Steer Loader
236248246
Industrial Engine
D342D343D353CD353ED353DD342C
Cable Control
129
Truck
775D69D773D770769D769C773B
Wheel Scraper
633637D630A631D639D633B633D
Quarry Truck
771D771C775B
Tractor
772B768C
Excavator
235375-A
Track-Type Loader
973
View More
Wheel Tractor
631C
Warranty Information
Warranty Information
Generally, warranty for parts purchased on Parts.Cat.Com is 12 months from the invoice date as defined in the Caterpillar Limited Warranty. Parts Warranty covers defects in material and workmanship throughout the Warranty period once it has been installed. For complete Warranty detail contact your local Cat Dealer.
Need More Help? Contact Us
Find a DealerEmail
Return Policy
Return Policy Information
Unless otherwise noted by a non-returnable part
icon, most parts can be returned to your authorized Cat® dealer under their return policy.
Need More Help? Contact Us
Find a DealerEmail
Parts diagram for 3B-8491
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DiagramDescriptionSpecificationsCompatible Models
Parts diagram for 3B-8491
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Description for part number 3B-8491
Description: Cat® Grease Zerk Fittings are held to the highest standards of quality, reliability and durability. These grease fittings are manufactured to exacting tolerances to ensure secure connections with grease guns and reliable performance of the internal ball check valve. This will prevent contaminants from entering the machine’s lubrication system. Each Cat Grease Zerk Fitting is designed to meet or exceed industry standards for operating pressure and corrosion protection to ensure a long life and proper machine functionality.
Attributes: • Compatible with industry standard grease gun filling tips • Designed to meet or exceed the performance of industry standard parts • The image provided is for reference only. Grease Zerk fitting construction may differ slightly from the image depicted, but the part is designed to be interchangeable with the OEM part.
Applications: Grease Zerk fittings are designed to be the fill point for grease lubrication systems when performing regular machine maintenance. Consult your owner’s manual or contact your local Cat Dealer for more information.
View More
Warning:This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
