Specifications:  
• Automatically Resets at Cool Down
• Compact Design
• Trip Temperature: 145º F.
• Aluminum body
• Inlet thread size: 1/4" MPT
• Installs in bypass line or inlet side of pump head
• Weight: 1.5 oz
| Nominal Thread Size (NPT) | 1/8"  | 1/4"  | 3/8"  | 1/2"  | 3/4"  | 1"  | 
| Actual O.D. Measurement | 3/8"  | 1/2"  | 5/8"  | 3/4"  | 1"  | 1-3/8"  | 
Kit Includes:
• AR480480 O-Ring
• AR1982520 Hose Nipple
• AR1250280 Ball
• AR1560520 Spring
Specifications:  
• Special blend, non-detergent crank case lubricating oil
• Exceeds wear prevention requirements of all major hydraulic pump mfg's
• Contains anti-wear, rust inhibitor and deoxidizer additives
• Packaged in 4.5 oz bottles
• Weight: 0.30 Lbs
Specifications:  
• Special blend, 30W viscosity, non-detergent crank case lubricating oil
• Exceeds wear prevention requirements of all major hydraulic pump mfg's
• Contains anti-wear, rust inhibitor and deoxidizer additives
• Packaged in 16 oz bottles
• NOT FOR USE IN CAT PUMPS or AXIAL PUMPS 
• Weight: 1.0 Lbs.