1577911 Breather-7Psi Fits Caterpillar Models

One New Aftermarket Replacement Hydraulic Tank Breather (7 PSI) for Caterpillar (Cat) Heavy Equipment

This 7 PSI hydraulic tank breather provides a filtered vent for the hydraulic tank on Caterpillar (Cat) construction and mining equipment. It allows air to flow in and out of the tank as fluid levels change, protecting the hydraulic system from contamination. The 10-micron filtration rating keeps airborne particulates out of the hydraulic fluid.

Specifications

• Pressure Rating: 7 PSI
• Micron Rating: 10
• Outside Diameter: 75.8 mm (2.98 in)
• Length: 79.7 mm (3.14 in)
• Thread Size: 1-1/16 UNF
• Weight: 0.61 lbs

Compatible Models

Caterpillar Articulated Dump Trucks: 725, 725C, 725C2, 730, 730C, 730C2, 730C2 EJ, 735, 735 OEM, 735B, 740, 740B, D350E II, D400E II

Caterpillar Off-Highway Trucks: 784C, 785, 785C, 785D, 785G, 789, 789G, 793, 793F, 793F AC, 793F CMD, 793F OEM, 793F XQ, 795F AC

Caterpillar Underground Articulated Truck: AD22

Caterpillar Wheel-Type Loaders: 988K, 988K XE

Caterpillar Wheel Tractor-Scrapers: 613G

Caterpillar Earthmoving Compactors: 836K

Caterpillar Wheel Dozers: 834K

Caterpillar Track-Type Loaders: 973C

Replaces Part Number(s):

1577911, 157-7911

Aftermarket Interchange Numbers

HIFI-FILTER FS217

New aftermarket replacement part - not remanufactured, not used.