supply of hexagon nut , hexagon nut m16x2.0 mm (thread pitch), conforming to iso 4032. mechanical properties shall comply with proper ty class 10 in accordance is: 1367 (part 6). surface finish: zinc flake coating (geomet 321 or similar) in accordance with iso 106 83 with coating thickness 8-12 micron, with top coat, without any hexavalent chromium, without any integrated or separately ad ded lubricant. minimum salt spray test life of 1000 hours is to be ensured. the nut shall be free from burrs, sharp edges, cracks, laps, and other manufacturing defects. accepted makes: tvs / unbrako or equivalent. [ warranty period: 30 months after t he date of delivery ] ] , hexagon nut m20x2.5 mm (thread pitch), conforming to iso 4032. mechanical properties shall comply with proper ty class 10 in accordance is: 1367 (part 6). surface finish: zinc flake coating (geomet321 or similar) in accordance with iso 106 83 with coating thickness 8-12 micron, with top coat, without any hexavalent chromium, without any integrated or separately ad ded lubricant. minimum salt spray test life of 1000 hours is to be ensured. the nut shall be free from burrs, sharp edges, cracks, laps, and other manufacturing defects. accepted makes: tvs / unbrako or equivalent. [ warranty period: 30 months after t he date of delivery ] ] , thin hexagon nut m16x2.0 mm (thread pitch), conforming to is: 1364 (part 4 )2003. mechanical properties shall c omply with property class 05 in accordance is: 1367 (part 6). surface finish: zinc flake coating (geomet321 or similar) in accord ance with iso 10683 with coating thickness 8-12 micron, with top coat, without any hexavalent chromium, without any integrate d or separately added lubricant. minimum salt spray test life of 1000 hours is to be ensured. the nut shall be free from burrs, sh arp edges, cracks, laps, and other manufacturing defects. accepted makes: tvs / unbrako or equivalent. [ warranty period : 30 months after the date of delivery ] ] , thin hexagon nut m20x2.5 mm (thread pitch), conforming to is: 1364 (part 4 )2003. mechanical properties shall c omply with property class 05 in accordance is: 1367 (part 6). surface finish: zinc flake coating (geomet321 or similar) in accord ance with iso 10683 with coating thickness 8-12 micron, with top coat, without any hexavalent chromium, without any integrate d or separately added lubricant. minimum salt spray test life of 1000 hours is to be ensured. the nut shall be free from burrs, sh arp edges, cracks, laps, and other manufacturing defects. accepted makes: tvs / unbrako or equivalent. [ warranty period : 30 months after the date of delivery ] ]