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embossed Peterbilt-style Applications
Service-truck or shop kit for splicing or repairing DOT-approved nylon air-brake tubing across the common medium- and heavy-duty truck size range
579 (2010+)
Installs with National tool RD307 and is now distributed under the Timken family
PAI 802634 Pressure Protection Valve⎪Replaces Haldex 90555396 speed sensor embossed Peterbilt-style ApplicationsPR 4 style air brake pressure protection valve (PAI 802634) with 70 psi opening 65 psi closing pressure and 1 4" 18 NPT inlet and outlet ports. Drop in aftermarket replacement for the Haldex 90555396 KN31011 valve used to isolate auxiliary air systems (suspension, accessories) from the primary brake circuit when supply pressure drops. Specifications Manufacturer PAI Industries Part Number 802634 Part Type Pressure Protection Valve (PR 4 style) Opening