The WABCO 973 500 000 0 quick release valve is a genuine OE-quality pneumatic braking component for compatible Faymonville trailer air brake systems. It allows compressed air to discharge rapidly near the brake circuit, supporting a faster brake-release response.
This valve incorporates a double check valve and features M22 × 1.5 connections throughout. Its robust construction, 12-bar maximum operating pressure and wide operating-temperature range make it suitable for demanding commercial trailer applications.
| Manufacturer | WABCO |
|---|---|
| Product Type | Quick Release Valve |
| Valve Configuration | With Double Check Valve |
| Manufacturer Part Number | 973 500 000 0 |
| Maximum Operating Pressure | 12 bar |
| Nominal Diameter | 14 mm |
| Port 1 | M22 × 1.5 |
| Port 2 | M22 × 1.5 |
| Port 3 | M22 × 1.5 |
| Exhaust Connection | M22 × 1.5 |
| Mounting | 2 × Ø 9.5 mm |
| Distance Between Mounting Holes | 38 mm |
| Dimensions | 87 × 71.5 × 65 mm |
| Temperature Range | -40°C to +80°C |
| Weight | 0.25 kg |
| Alexander Dennis | 9735000000 |
|---|---|
| Benalu | F001971 |
| Case IH | 820333870 |
| DAF | 0711960, 533880, 711960 |
| Doll | 8143327 |
| Evobus | 8283070000, A0004294144, A0004294144002 |
| Faun | 1614107 |
| FAW | S3516010B4Z |
| Faymonville | 1031 |
| Feldbinder | 005460 |
| Ford | 3C462A095A1A |
| Foton | 1110835600060 |
| Freightliner | TDAS9735000000 |
| Fruehauf | CF350933, F001971 |
| Goldhofer | 200282 |
| Hendrickson | NB1734 |
| Ikarbus | 1614211 |
| Irisbus | 4759933, 5000035902, U403004442ANC |
| Isuzu | 8981722130, CK001-I-90020896 |
| Iveco | 02461835, 03410525, 04689595, 04706259, 04759933, 42021334, 01299031, 02401835, 4759933, 60153200, 5000035902, 3307731R1, 31273, 42542744 |
| JAC | 59870-Y30A0, W20703.01000.01W |
| John Deere | AL154951, 2480027, WZ2480027 |
| Kalmar Irion | 1714080031 |
| Kempf | 2110001 |
| Kenworth | S973-500-000-0 |
| King Long | 35G4216010, 235500140, 35G42-16010 |
| Krone | 945378, 5009453780 |
| Kässbohrer | 21151103290, 82830700000 |
| Kögel | 77391 |
| Langendorf | 1133401 |
| Lecitrailer | 4110341 |
| Leyland DAF | 553880, BBU1315 |
| Liebherr | 90250 |
| Lohr | A05020205 |
| Mack | 8235-S9735000000, 6300-9735000000 |
| MAN | 81521156009, 81521156017, 81521156018, 81521156021, 90810114192, 99000350057 |
| Mercedes-Benz | 0004290644, 0004292544, 0004294144, A0004294144, A0004294144002, 0004294144002 |
| Meritor | S9735000000 |
| Neoplan | 110267600, 07129000, 81521156009 |
| Nippon Sharyo | A5000JD19605 |
| Nippon Trex | 910015-00022 |
| Nissan | 403119X601, 40311LA40A |
| Nooteboom | 0307041, 08071 |
| Paccar | 1504914 |
| Peterbilt | S973-500-000-0 |
| Renault | 5000035902, 5021170465, 4821966920 |
| Scania | 1339907, 1912353 |
| Schmitz Cargobull | 050312, 82830700000, 50312, INS0120047 |
| Schwarzmüller | 4650 |
| Shaanxi | 6112KG3516010 |
| Sinotruk (CNHTC) | AZ87351600100 |
| Solaris | 1102145100 |
| Steyr | 99000350057, 89000360386, 99099350057 |
| Sunwin | SWB563050050 |
| Terex | 08079940 |
| Tirsan | 21151103290 |
| UD Trucks | 403119X601, 40311LA40A |
| Van Hool | 637200690 |
| VDL | 28210605000, 20197146, 197146 |
| Volvo | 1505043, 1581929, 520531220A00, WA9735000000, WAB9735000000 |
| Volkswagen | 600607350 |
| Yutong | 351600007, 3516-00007 |
| Zorzi | 1013060 |
