Metric Bolt Kit For 4.50 In. Conflat Clear Bolt Hole Flanges, Silver-Plated, Hex Bolts with Platenuts, 25 Pack.
These bolt kits contain silver-plated metric hex head bolts, platenuts, and washers to fasten clearance hole 4.50 (4-1/2) inch CF Conflat flanged fittings. These confalt flages can be pumped down to 10-13 torr (10-11 Pa) and can be heated to 450 °C for bake-out. North American flange sizes are given by flange outer diameter in inches: 1-1/3 ("mini conflat"), 2-1/8, 2-3/4, 4-1/2, 4-5/8, 6, 6-3/4, 8, 10, 12, 13-1/4, 14 and 16-1/2. In Europe and Asia, sizes are given by tube inner diameter in millimeters: DN16, DN40, DN63, DN100, DN160, DN200, DN250.
Complete Kit - 4.5 (4-1/2) inch Conflat Clearance Metric Bolt Hole Fasteners:
- QTY 25, Silver-Plated M8 x 55 MM Long Hex Head Bolts
- QTY 25, Washers
- QTY 13, Platenut