Cat® Elbow Grease Adapter enables greasing at angles by providing a flexible connection between a grease gun and hard-to-reach or angled lubrication points
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.
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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 for part number 3B-8686
Units of Measure
USMetric
Material Description: Plated Steel
Material: Alloy Zinc,Alloy Steel,Carbon Steel,Alloy Mixed: Metal
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Compatible Models for part number 3B-8686
UNDERGROUND ART TRUCK
AE40 AE40 II AD45 AD40
GENERATOR
SR4 SR4B
TRUCK ENGINE
1673C 1673 3306
OFF HIGHWAY TRUCK
777
MOTOR GRADER
120M
ROTARY CUTTER
RC20
TRACK-TYPE TRACTOR
D5 D8H D9E D9G D4D D4E D4E SR D5B D6C
MARINE AUXILIARY
3516B 3512B 3508B
PIPELAYER
583H 594 561B 561C
EXCAVATOR
225 235 350-A 245 350-A L
VIBRATORY COMPACTOR
CS-323 CP-323 CB-434B
MULTI TERRAIN LOADER
257D 297C 287C 287D
COMPACT TRACK LOADER
249D 289D 289C 259D 299C 299D2 XHP 259D3 299D2
WHEEL TRACTOR
633C 633D 627 637 631D 631C 641 637D 651 657
HYDRAULIC CONTROL
44
VEHICULAR ENGINE
3516 3512
TRACK LOADER
951C 951B 977D 977H 941B 955H 955K 955L 941
LANDFILL COMPACTOR
836
WHEEL LOADER
966F II 950B/950E 950B 950E 962H 992 938G II 992B 992C 980H 980G 938F 966D 966F 966E 970F
GEN SET ENGINE
3508 3512 3516
ARTICULATED TRUCK
D250B D35HP D35C D300B
SKID STEER LOADER
242D3 242D 272D2 232D 272C 262D 262C 272D2 XHP
WAGON
776
INDUSTRIAL ENGINE
3516B D343 3512 3516 3508B 3508
CABLE CONTROL
24
WHEEL SCRAPER
627 630A 631C 631B 637 657
TRUCK
789 785G
BULLDOZER
977A
TRACK-TYPE LOADER
977K
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DiagramDescriptionSpecificationsCompatible Models
Parts diagram for 3B-8686
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Add Your Equipment
Description for part number 3B-8686
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.
Specifications for part number 3B-8686
Units of Measure
USMetric
Material Description: Plated Steel
Material: Alloy Zinc,Alloy Steel,Carbon Steel,Alloy Mixed: Metal
View More
Compatible Models for part number 3B-8686
UNDERGROUND ART TRUCK
AE40 AE40 II AD45 AD40
GENERATOR
SR4 SR4B
TRUCK ENGINE
1673C 1673 3306
OFF HIGHWAY TRUCK
777
MOTOR GRADER
120M
ROTARY CUTTER
RC20
TRACK-TYPE TRACTOR
D5 D8H D9E D9G D4D D4E D4E SR D5B D6C
MARINE AUXILIARY
3516B 3512B 3508B
PIPELAYER
583H 594 561B 561C
EXCAVATOR
225 235 350-A 245 350-A L
VIBRATORY COMPACTOR
CS-323 CP-323 CB-434B
MULTI TERRAIN LOADER
257D 297C 287C 287D
COMPACT TRACK LOADER
249D 289D 289C 259D 299C 299D2 XHP 259D3 299D2
WHEEL TRACTOR
633C 633D 627 637 631D 631C 641 637D 651 657
HYDRAULIC CONTROL
44
VEHICULAR ENGINE
3516 3512
TRACK LOADER
951C 951B 977D 977H 941B 955H 955K 955L 941
LANDFILL COMPACTOR
836
WHEEL LOADER
966F II 950B/950E 950B 950E 962H 992 938G II 992B 992C 980H 980G 938F 966D 966F 966E 970F
GEN SET ENGINE
3508 3512 3516
ARTICULATED TRUCK
D250B D35HP D35C D300B
SKID STEER LOADER
242D3 242D 272D2 232D 272C 262D 262C 272D2 XHP
WAGON
776
INDUSTRIAL ENGINE
3516B D343 3512 3516 3508B 3508
CABLE CONTROL
24
WHEEL SCRAPER
627 630A 631C 631B 637 657
TRUCK
789 785G
BULLDOZER
977A
TRACK-TYPE LOADER
977K
View More
KeyKey
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
Will it fit or looking for a repair?Add your equipment to see if this part fits or if there are repair options available.
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
Chat with an expert
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.
