Description Manuals Videos Articles Popular Accessories Clemco #02647 Clemco SG-300 Suction Gun replacement 3/8" ID x 11/8" long Spring. Item #13 Related Parts (5) Parts Included (5) O-ring, 1-1/8 inch ID x 1/8 inch #01097 $5.78 313 1-3/8" ID O-Ring #05516 $4.04 1029 Washer, 3/8 inch ID x 1-1/4 inch OD #03310 $4.04 717 O-ring, 1-3/16 inch ID x 1/8 inch #02182 $5.20 314 Blast Hose Coupling | 1-1/2" ID x 2-3/8" OD $24.68 - $99.47 1748