Standard_Parts_Catalogue

Page 944 | 3.1 Indexing, Locking, Blocking with Pins and Ball-Shaped Elements GN 816 Locking Plungers Plunger Pin in Normal Position Protruded 1 d 1 2 d 2 3 Type How to order 1 2 3 GN816-8-M16x1,5-A 1 2 d 1 Pin 0 -0,05 Bore +0,15 +0,07 d 2 d 3 d 4 d 5 d 6 l 1 ≈ l 2 l 3 l 4 ≈ l 5 A/F Spring load in N ≈ Initial End 6 8 M 12 x 1,5 16 28 17 - 50 8 20 6 43 14 13 28 8 10 M 16 x 1,5 18 28 17 20 52 10 22 6 48 16 14 38 • Key GN 816-10 Plastic (Polyamide PA) (All locking plungers have the same keys) Accessory If not operated, the plunger of the locking plungers GN 816 protrudes. To retract, move against the spring force and hold in the end position by turning by 90°. The shape of the cam curve secures the plunger against accidental ope- ration. When operating the button (Type AR / ARK), the visible red covering slee- ve indicates the locking status: Indexing pin does not protrude. For the execution with operation with key (Type B / BK) a key is required to move the plunger. In this execution, a cover sleeve provides additional security and safety from unauthorized removal of the locking plunger. The cover sleeve also provides additional protection against malfunction caused by dirt. see also... • List of Indexing Plunger Types → Page 884 ff. • Distance Bushings GN 609.5 (to Limit the Thread Length) → Page 952 • Flat Hexagonal Nuts GN 909 / GN 909.5 → Page 953 • Positioning Bushings GN 412.2 / GN 412.4 → Page 954 • Locking Plungers GN 816.1 (Plunger in Normal Position Retracted) → Page 946 Information Specification • Threaded body Steel zinc plated, blue passivated • Plunger pin Stainless steel AISI 303 • Pressure spring Stainless steel AISI 301 • Knob Plastic (Polyamide PA) - Black, matte finish - Not removable • Sleeve Plastic (Polyamide PA) - Black, matte or red finish - Not removable • Load Rating Information → Page 2132 • Plastic Characteristics → Page 2158 • Stainless Steel Characteristics → Page 2166 • RoHS 3 Type A With knob, sleeve black, without lock nut AK With knob, sleeve black, with lock nut AR With knob, sleeve red, without lock nut ARK With knob, sleeve red, with lock nut B With key, sleeve black, without lock nut BK With key, sleeve black, with lock nut