Description
280809 DOUBLE CHECK VALVE – 3/8" NPT, HORIZONTAL MOUNT
PART NUMBER(S):
Fleet Products: 280809-G (New) | Replaces OE: Bendix 109227, 280809, 280809BXW, 280809N, 287626, 287627, BEN-280809, BEN-280809N, BEN-230809N, BW109227, BW280809, BW280809N, BW287626, BW287627, BX109227, BX280809, BX280809N, BX287626, BX287627 | Automann 170.280809, 170280809, AM170280809 | Dayton AV280809, AV278597 | Euclid E-BN280809N | Freightliner BW280809 | Haldex KN25110, KN25110N | Kenworth K295-141, K295141, K029547 | Mack 745-280809, 745280809 | Meritor R955280809N, R955280809X | Navistar 422-950-C, 422950C, 422950C91 | PAI 4071, EM40710, LCV-4071 | Power Products 280809P | Tectran 14566, TV280809 | Torque TR280809 | USA Star Truck Products US31-1113 | Volvo 3081430, 724040002, 744040002
DESCRIPTION:
Model: Double Check Valve, 4-Port, Horizontal Mount
Vehicles: Universal fitment for heavy-duty trucks, trailers, and buses with air brake systems
• Ports: 2 x 3/8"-18 NPT female inlet; 2 x 3/8"-18 NPT female outlet
• Mounting: Horizontal installation
• Material: Die-cast zinc body
• Operating Temperature: -40°F to +200°F (-40°C to +93°C)
• Function: Selects higher pressure source and prevents backflow
• Design: Pressure-actuated internal shuttle disc
• Design: Integrated exhaust protection and inlet filtration
• Installation: No thread sealant required
• Compatibility: Mack, Volvo, Navistar, OE and aftermarket systems
CROSS-REFERENCE(S):
BHV280809, BNS280809N, DC4, DC-4, S-16922, S16922, 9D0338, 25002200164, 802127, TLA280809, ZAC280809, BAN280809, 116386, SF05963978, SF5963978, 2530004830834, 03902814, 3902814, RKN25110, BER-280809, K280809, 5963978, B16922GRP
A cross-reference listing means this part may be a compatible replacement for these part numbers based on OEM or distributor data.
IMPORTANT INSTALLATION NOTES:
✔ Mount valve horizontally to allow correct operation of internal shuttle disc
✔ Do not apply thread sealant unless explicitly required by system manufacturer
✔ Confirm pressure sources do not exceed rated 200°F / 130 PSI
✔ Test operation after installation by supplying air from each input side individually
✔ Replace if any sign of internal sticking or backflow occurs
Warranty Information
