These are ASA 9.0 / ANSI 4 bored rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 9.00 in. (228.6) = 7.50 in. (190.5) = 0.50 in. (12.7) = 0.75 in. (19), 8 Holes = 6.00 in. (152.4) = 6.13 in. (155.70)

These are ASA 13.50 / ANSI 8 bored rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 13.5 in. (342.9) = 11.75 in. (298.5) = 0.75 in. (19) = 0.81 in (20.6), 8 Holes = 10.00 in. (254) = 10.34 in. (262.64)

These are ASA 16.0 / ANSI 10 bored rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. . Dimensions, in. (mm): = 16 in. (406.4) = 14.25 in. (362) = 0.75 in. (19) = 0.81 in. (20.6), 12 Holes = 12.00 in. (304.8) = 12.12 in. (307.85)

These are ASA 11.0 / ANSI 6 bored rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 11.00 in. (279.4) = 9.50 in. (241.3) = 0.75 in. (19) = 0.81 in. (20.6), 8 Holes = 8.00 in. (203.2) = 8.15 in. (207.01)

These are ASA 7.5 / ANSI 3 bored rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 7.50 in. (190.5) = 6.00 in. (152.4) = 0.50 in. (12.7) = 0.75 in. (19), 4 Holes = 4.63 in. (117.6) = 4.56 in. (115.82)

These are ASA 5.0 / ANSI 1.5 bored rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 5.00 in. (127) = 3.875 in. (98.44) = 0.50 in. (12.7) = 0.625 in. (15.8), 4 Holes = 2.50 in. (63.5) = 2.66 in. (67.56)

These are ASA 13.50 / ANSI 8 bored rotatable flanges without O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design and both sides of the flange are smooth. The center insert makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 13.5 in. (342.9) = 11.75 in. (298.5) = 0.75 in. (19) = 0.81 in (20.6), 8 Holes = 10.34 in. (262.64)

These are ASA 11.0 / ANSI 6 bored rotatable flanges without O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design and both sides of the flange are smooth. The center insert makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 11.00 in. (406.4) = 9.50 in. (241.3) = 0.75 in. (19) = 0.81 in. (20.6), 8 Holes = 8.59 in. (218.19)

These are ASA 6.0 / ANSI 2 bored rotatable flanges without O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design and both sides of the flange are smooth. The center insert makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 6.00 in. (152.4) = 4.75 in. (120.6) = 0.50 in. (12.7) = 0.750 in (19), 4 Holes = 3.50 in. (88.94)

These are ASA 9.0 / ANSI 4 bored rotatable flanges without O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design and both sides of the flange are smooth. The center insert makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 9.00 in. (228.6) = 7.50 in (190.5) = 0.50 in. (12.7) = 0.75 in. (19), 8 Holes = 6.13 in. (155.70)

These are ASA 16.0 / ANSI 10 bored rotatable flanges without O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design and both sides of the flange are smooth. The center insert makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 16 in. (406.4) = 14.25 in. (362) = 1.0 in. (25.4) = 0.81 in (20.6), 12 Holes = 12.12 in. (307.85)

These are ASA 4.25 / ANSI 1 blank rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned flanges have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. They are often used to cover ASA/ANSI ports. Always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 4.25 in. (108) = 3.125 in. (79.4) = 0.50 in. (12.7) = 0.625 in (15.8), 4 Holes = 1.87 in. (47.5) = 2.21 in. (56.13) = 2.40 in. (60.96) Other Specifications:

These are ASA 6.0 / ANSI 2 bored rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 6.00 in. (152.4) = 4.75 in. (120.6) = 0.50 in. (12.7) = 0.75 in (19), 4 Holes = 3.50 in. (88.9) = 3.60 in. (91.44)

These are ASA 4.25 / ANSI 1 bored rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 4.25 in. (108) = 3.125 in. (79.4) = 0.50 in. (12.7) = 0.625 in. (15.8), 4 Holes = 1.87 in. (47.5) = 2.21 in. (56.13)

These are ASA 4.25 / ANSI 1 bored rotatable flanges without O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design and both sides of the flange are smooth. The center insert makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 4.25 in. (108) = 3.125 in. (79.4) = 0.50 in. (12.7) = 0.625 in. (15.8), 4 Holes = 2.21 in. ( 56.134)

These are ASA 7.5 / ANSI 3 bored rotatable flanges without O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design and both sides of the flange are smooth. The center insert makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 7.50 in. (190.5) = 6.00 in. (152.4) = 0.5 in. (12.7) = 0.75 in. (19), 4 Holes = 4.56 in. (115.82)

These are ASA 5.0 / ANSI 1.5 bored rotatable flanges without O-ring groove. They are made of 304 stainless steel. These CNC lathe turned ASA/ANSI flanges are bored out for welding to tubing to make vacuum lines. They have a two piece design and both sides of the flange are smooth. The center insert makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. ASA/ANSI flanges always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 5.00 in. (127) = 3.875 in. (98.4) = 0.50 in. (12.7) = 0.625 in. (15.8), 4 Holes = 2.66 in. ( 67.56)

These are ASA 5.0 / ANSI 1.5 blank rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned flanges have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. They are often used to cover ASA/ANSI ports. Always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. . Dimensions, in. (mm): = 5.00 in. (127) = 3.875 in. (98.44) = 0.50 in. (12.7) = 0.625 in. (15.8), 4 Holes = 2.50 in. (63.5) = 2.66 in. (67.56) = 3.16 in. (80.26) Other Specifications:

These are ASA 6.0 / ANSI 2 blank rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned flanges have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. They are often used to cover ASA/ANSI ports. Always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 6.00 in. (152.4) = 4.75 in. (120.6) = 0.50 in. (12.7) = 0.75 in (19), 4 Holes = 3.50 in. (88.9) = 3.60 in. (91.44) = 3.96 in. (100.58) Other Specifications:

These are ASA 7.5 / ANSI 3 blank rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned flanges have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. They are often used to cover ASA/ANSI ports. Always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 7.50 in. (190.5) = 6.00 in. (152.4) = 0.5 in. (12.7) = 0.75 in (19), 4 Holes = 4.63 in. (117.6) = 4.56 in. (115.82) = 5.15 in. (130.81) Other Specifications:

These are ASA 11.0 / ANSI 6 blank rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned flanges have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. They are often used to cover ASA/ANSI ports. Always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 11.00 in. (279.4) = 9.50 in. (241.3) = 0.75 in. (19) = 0.81 in. (20.6), 8 Holes = 8.00 in. (203.2) = 8.15 in. (207.01) = 8.59 in. (218.19) Other Specifications:

These are ASA 9.0 / ANSI 4 blank rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned flanges have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. They are often used to cover ASA/ANSI ports. Always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 9.00 in. (228.6) = 7.50 in. (190.5) = 0.50 in. (12.7) = 0.75 in. (19), 8 Holes = 6.00 in. (152.4) = 6.13 in. (155.70) = 6.65 in. (168.91) Other Specifications:

These are ASA 16.0 / ANSI 10 blank rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned flanges have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. They are often used to cover ASA/ANSI ports. Always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 16.00 in. (406.4) = 14.25 in. (362) = 0.75 in. (19) = 0.81 in. (20.6), 12 Holes = 12.00 in. (304.8) = 12.12 in. (307.85) = 13.35 in. (339.09)

These are ASA 13.50 / ANSI 8 blank rotatable flanges with O-ring groove. They are made of 304 stainless steel. These CNC lathe turned flanges have a two piece design. The center insert with the O-ring groove makes the vacuum seal when the rotatable bolt ring is tightened against a mating flange. They are often used to cover ASA/ANSI ports. Always mate an O-ring grooved flange with a smooth (non-grooved) flange to form a sealed connection with through-hole bolts, nuts, and washers. Dimensions, in. (mm): = 13.50 in. (342.90) = 11.75 in. (298.4) = 0.75 in. (19) = 0.81 in. (20.6), 8 Holes = 10.00 in. (254) = 10.34 in. (262.64) = 10.84 in. (275.34)