Tire Changer Valves

AAA Products has been supplying the tire changer industry with quality OEM valves since the 1980's. These valves are designed and manufactured in the U.S.A. for lasting service. A full page PDF of the tire valves can be found Here.

Part No. Description Data
630V The 630V is a 1/4" NPTF side ported, 2 position, friction position, stud operated valve. The internal spool is shifted by a stud. This valve is a direct replacement for Hennessy #8181986. With molded Delrin® spool. For an hard anodized aluminum spool order 630VA.

Delrin Spool - ? WARNING: This product can expose you to chemicals including Formaldehyde, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
631VY The 631VY is a 1/4" NPTF side ported, 3 position, spring center, closed center spool, stud operated valve. The internal spool is shifted by a stud, and returned to center when released. This valve is a direct replacement for Hennessy #8184369, #81843693A. With molded Delrin® spool. For an hard anodized aluminum spool order 631VYA.

Delrin Spool - ? WARNING: This product can expose you to chemicals including Formaldehyde, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
632V The 632V is a 1/4" NPTF side ported, 2 position, spring return, pilot valve. The internal spool is shifted by 50 to 250 psi pilot air supplied to the 1/8" NPTF pilot port in the end cap of the valve. The spool is return by a spring when the pilot source is removed. This valve is a direct replacement for Hennessy #8181995.
633V The 633V is a 1/4" NPTF side ported, 2 position, spring return, with pilot assist, stud valve. The internal spool is shifted by a stud. The spool is returned by a spring when the stud is released. In addition the spool can be returned by 50 to 250 psi pilot air supplied to the 1/8" NPTF pilot port in the end cap of the valve. This valve is a direct replacement for Hennessy #8787165.
634VC The 634VC is a 1/4" NPTF side ported, 3 position, spring center, closed center spool, stud operated valve. The internal spool is shifted by a lever and returned to center when released. The handle is oriented toward the 3 port side and bent up. The lever is on the left when facing the 3 port side. This valve is a direct replacement for Hennessy #8183642.
635VC The 635VC is a 1/4" NPTF side ported, 3 position, spring center, closed center spool, stud operated valve. The internal spool is shifted by a lever and returned to center when released. The handle is oriented toward the 2 port side and bent up. The lever is on the left when facing the 3 port side. This valve is a direct replacement for Hennessy #8185585.
636VY The 636VY is a 1/4" NPTF side ported, 3 position, spring center, closed center spool, stud operated valve. The internal spool is shifted by a lever and returned to center when released. The handle is oriented down. The lever is on the right when facing the 3 port side. This valve is a direct replacement for Hennessy #8185586.
637VY The 637VY is a 1/4" NPTF side ported, 3 position, spring center, closed center spool, stud operated valve. The internal spool is shifted by a lever and returned to center when released. The handle is oriented down. The lever is on the left when facing the 3 port side. This valve is a direct replacement for Hennessy #8185621.
638VY The 638VY is a 1/4" NPTF side ported, 3 position, spring center, closed center spool, stud operated valve. The internal spool is shifted by a lever and returned to center when released. The handle is oriented down. The lever is on the right when facing the 3 port side. The lever is a special bent angled handle. This valve is a direct replacement for Hennessy #8185581.
639VY The 639VY is a 1/4" NPTF side ported, 3 position, spring center, closed center spool, stud operated valve. The internal spool is shifted by a stud and returned to center when released. This valve is a direct replacement for Hennessy #8184878.
630VA The 630VA is a 1/4" NPTF side ported, 2 position, friction position, stud operated valve. The internal spool is shifted by a stud. Same as a 630V but with hard anodized aluminum spool instead of a Delrin® spool.
631VYA The 631VYA is a 1/4" NPTF side ported, 3 position, spring center, closed center spool, stud operated valve. The internal spool is shifted by a stud, and returned to center when released. Same as a 631VY but with hard anodized aluminum spool instead of a Delrin® spool.