Standard_Parts_Catalogue

Page 320 | 1.4 Adjusting, Positioning, Locking with and without Position Indication GN 2279 Bull´s Eye Spirit Levels for Surface Mounting 1 Material / Finish 2 d 1 3 Filling 4 Sensitivity 5 Type How to order 1 2 3 4 5 GN2279-ALS-20-K-30-A 4 Sensitivity 30 Angle minutes, bubble move by 2 mm 5 Type A With smooth reference surface B With mounting thread 2 d 1 d 2 d 3 h 1 h 2 h 3 14 10 M 4  9,5  7,7 5   20 14 M 5 13   13   6   30 21 M 6 15   15   7,5 Bull´s eye spirit levels GN 2279 are used to check the horizontal position of jigs, machines, devices, appliances and instruments. Type A is used if the spirit level is to be used as a tool, e.g. at different measuring points. The spirit levels are aligned in relation to the reference or contact surface, such that the bubble is located inside the marking ring once the horizon- tal position of the contact surface is reached. see also... • General Information on Bull´s Eye, Screw-On and Cross Spirit Levels → Page 315 • Bull´s Eye Spirit Levels GN 2280 (Adjustable) → Page 321 • Bull´s Eye Spirit Levels GN 2277 (with Mounting Flange) → Page 316 • Bull´s Eye Spirit Levels GN 2278 (for Insertion into Bore Holes) → Page 319 • Cross Spirit Levels GN 2276 (for Mounting with Screws) → Page 325 Information • Housing Aluminum Anodized, natural color ALN Anodized, black ALS • Spirit level element Glass plastic body Filling Colorless-transparent K • Casting compound Mineral-based • RoHS Specification 1 3 • Filling, green-transparent • Other sensitivities • Housing in brass or stainless steel On request