Description Manuals Videos Articles Clemco #02644 Clemco SG-300 Suction Gun replacement reataining ring. Item # 10 Related Parts (5) Parts Included (5) Retaining ring, cap, 1/2 inch inlet/outlet #02181 $5.17 306 Retaining ring, valve plug, 1/2 inch inlet/ou… #02180 $4.02 309 3/4" Retaining Ring #03805 $4.02 883 Retaining Ring, 1 inch, Clemco Blast Machine … #03824 $4.02 897 Retaining screw #03131 $4.00 1344 Customers Also Viewed Valve trigger #02653 $21.70 Clemco SG-300 Portable Suction Blast Gun with… #02641 $732.89 Air hose connector #02652 $9.19