162 VALVE HARDWARE ASCOT SUPPLY FLEET CATALOG | 2025 TRUCK & SPECIALTY VALVES ALUMINUM WHEEL TRUCK TUBELESS TIRE VALVES: 540 & 550 SERIES • Designed for use with 9.7mm (.382") rim hole • Rubber O-ring forms a seal when valve is clamped to rim by tightening hex nut • Designed specifically for use in aluminum wheels • 550 Series equipped with rubber grommet Ascot No . TR No . A B C 540 SERIES 463-20542 VS-542 1 .25” 463-20543 VS-543 2 .29” - - 463-21543 VS-543C 0 .93” 1 .38” - - 45° 463-22543 VS-543D 0 .98” 1 .38” 60° 463-23543 VS-543E 0 .98” 1 .38” 463-20544 VS-544 2 .85” 463-21544 VS-544C 1” - 75° - 1 .93” 45° 463-22544 VS-544D 0 .98” 1 .94” 60° 463-20545 VS-545 3 .50” - 463-21545 VS-545C 0 .98” 2 .60” 36° 463-22545 VS-545D 0 .98” 2 .60” 60° 463-23545 VS-545E 0 .98” 2 .60” 75° 463-20546 VS-546D 0 .98” 3 .35” 60° 463-21546 VS-546E 0 .98” 3 .35” 75° METRIC RIM HOLE VALVES (9.7MM VALVE HOLE) • Some imported trucks will have steel wheels that incorporate the 9.7mm valve hole (.382") • Most popular valves for this application • Other sizes available upon request Ascot No . MFG No . ETRTO Bend A B 463-20707 70MS-7 V3 .22 .6 7° 1 .28” 1 .10” 463-20551 VS-551 463-20201 V3-201 - V3 .20 .1 27° 0 .99” 1 .19” 1 .42” - - 463-20204 V3-204 V3 .20 .4 27° 0 .98” 2 .36” 463-20205 V3-205 V3 .20 .5 463-20207 V3-207 V3 .20 .7 27° 0 .98” 1 .57” 27° 0 .98” ALUMINUM DISC VALVES 509/510 1 .97” Ascot No . Mfg . No . 463-01571 VS-571-EQ 469-02572 463-01572 Description O-Ring Silicone Truck Valve for TR571 463-01572 VS-572-EQ O-Ring Silicone Truck Valve for TR572 463-01573 VS-573-EQ O-Ring Silicone Truck Valve for TR573 469-02570 VS-570EQ 469-02572 VS-572EQ-13 O-Ring Silicone Truck Valve for TR572 - 13° Bend 469-02573 VS-573EQ-13 O-Ring Silicone Truck Valve for TR573 - 13° Bend REPLACEMENT VALVE COMPONENTS Ascot No . Dill No . Description 468-00103 100-TB Dill Replacement Core 468-00462 462G 468-00765 Ascot No . Mfg No . 463-20879 VS-879 463-20946 VS-946 463-20949 VS-949 Description 90° Truck Valve For Aluminum Disc Wheels 90° Truck Valve For Aluminum Disc Wheels 90° Truck Valve For Aluminum Disc Wheels www.ascotsupply.com 765 468-01462 462-F 468-02462 468-05952 468-05953 462 595-2 595-3 468-05954 595-4 WARNING: For more information go to www.P65Warnings.ca.gov. Dill Green High Temp Grommet Dill Replacement Dome Cap Dill Red High Temp Grommet (-50F to 400F) Dill Black Rubber Grommet Replacement Washer Replacement Grommet Replacement Hex Nut - 463-20552 VS-552 1 .26” 463-20553 VS-553 2 .31” - - - - 463-21553 VS-553C 0 .93” 1 .38” 45° 463-22553 VS-553E 0 .98” 1 .38” 75° 463-20554 VS-554D 0 .98” 1 .94” 60° 463-20555 VS-555D 0 .98” 2 .60” 60° 463-21555 VS-555E 0 .98” 2 .60” 75° Ascot No . TR No . A B C 550 SERIES TRUCK & BUS TUBELESS TIRE VALVES: 500/570 SERIES • Used on both demountable and non-demountable rims with standard 5/8" (.625") side hole valve mountings Heavy duty rubber grommet orms airtight seal when valve is clamped in rim by tightening the hex nut • Eight valves cover all truck rim requirements Available in custom bends Ascot No . TR No . Effective Length 463-20570 VS-570-R 3 .13” 463-20571 VS-571-R 3 .38” 463-20752 VS-572-R 3 .75” 463-21572 VS-572-F19 3 .75” w/ 31° Bend 463-20573 VS-573-R 4 .38” 463-20754 VS-574R 5 .00” O-RING SEAL SILICONE TRUCK VALVES • Handles any type of high temp application • Operating temperature from -67˚F to 500˚F • Seals between the rim and valve more effectively • REPLACEMENT O-RINGS AVAILABLE: RG-150 (468-30015) O-Ring Silicone Truck Valve for TR570
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