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HomeHardware, Seals, & ConsumablesSeals, Gaskets, & O-RingsO-Rings133-5186: 15.88mm Inside Diameter Seal-O-Ring
HomeHardware, Seals, & ConsumablesSeals, Gaskets, & O-RingsO-Rings133-5186: 15.88mm Inside Diameter Seal-O-Ring
133-5186: 15.88mm Inside Diameter Seal-O-Ring

O-Ring

Brand: Cat

Product Images
133-5186: 15.88mm Inside Diameter Seal-O-Ring
133-5186: 15.88mm Inside Diameter Seal-O-Ring
133-5186: 15.88mm Inside Diameter Seal-O-Ring
133-5186: 15.88mm Inside Diameter Seal-O-Ring
133-5186: 15.88mm Inside Diameter Seal-O-Ring

O-Ring

Brand: Cat

Warranty Information
Return Policy
DiagramDescriptionSpecificationsCompatible Models
Specifications for part number 133-5186

Units of Measure

USMetric
Cross Section Diameter (mm): 2.38
Cross Section Diameter (in): 0.094
Inside Diameter (mm): 15.88
Inside Diameter (in): 0.625
Outside Diameter (mm): 20.64
Outside Diameter (in): 0.813
Hardness (Shore A): 70.0
Material: NBR (70),Rubber,Nitrile (NBR)
Material Description: Nitrile (NBR) rubber is capable of service temperatures of -40 to 100C and is resistant to fuel oils, gasoline, ultra low sulfur diesel fuel and lubricants. Nitrile rubber is not recommended for applications that require resistance to bio-diesel or coolant.
Color Notes: Actual o-ring color may differ from image.
Polymer: Nbr (nitrile Butadiene)
Applications: Ambient temperature fuel handling; High and low pressure LPG service; Hydraulic fluids; Power steering seals; Radiator thermostat seals
Not Compatible With: Acetone; Automotive and aircraft brake fluids; Chlorinated hydrocarbons; High levels of ozone; Ketones; Nitro hydrocarbons; Phosphate ester fluids; Strong acids; UV light
Material Hardness: 70a
Compatible With: Alpha-Olefin base synthetic lubricants; Ethylene Glycol; Hydrocarbon fuels; Petroleum base lubricants; Silicone oils and greases; Water, water base engine coolants
Temperature (°C): -40 - 100
Temperature (°F): -40 - 212
Seal Inside Diameter (mm): 15.88
Notes: Dimensions and Material Descriptions provided for reference only. Color may differ from image.
Seal/O-Ring Type: Standard
Primary Sealing Material: Rubber
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Compatible Models for part number 133-5186

GEN SET ENGINE

C3.4B

GENERATOR SET

C3.4

QUARRY TRUCK

770G 772G

TRUCK

772G 770G 772G OEM 770G OEM

SOIL COMPACTOR

825 825K

GAS ENGINE

G3412 G3516 G3408C G3508

WHEEL DOZER

824 824K

OFF HIGHWAY TRUCK

772 770 773GC

MOTOR GRADER

24

LANDFILL COMPACTOR

826K 826

HYDRAULIC SHOVEL

6020B

WHEEL LOADER

938K 938M 924K 926M 930K 930M

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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