Lüdecke - Main Catalogue Page 231
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Complete Screwing Sets Flat Sealing, Interchangeable with Type „Atlas Copco“ • • • • • • Screwings made of steel/ malleable iron zinc-plated and yellow passivated (free of chrome VI) Consisting of connecting nut and flat sealing hose stem with O-ring sealing Complete screwing sets with turned stem profile for perfect hose fit Further assembly methods, for example with crimping ferrules or safety clamps, and other dimensions on request Common screwing system for compressed air supply in mining and tunnelling Interchangeable with screwing system type “Atlas Copco” Materials • Hose stem: Steel zinc-plated and yellow passivated (free of chrome VI) • Connecting nut: Malleable iron zinc-plated and yellow passivated (free of chrome VI) • Seals: NBR Max. Working Pressure Temperature Media Thread a PN 16 / 25 bar - 40°C – + 95°C Compressed Air, Water DIN 405 1 Complete Screwing Sets flat sealing Hose connection Thread connection L Hose i.D. 50 Rd 65x1/6 f 166 Hose i.D. 53 Rd 65x1/6 f 166 For hose clamps DIN 20 039 A, Typ SL (¡ page 253) B 105 105 Passage 45 47 Weight 1300 1320 Type No. 65/50 FL 65/53 FL L B Single Connecting Nuts Thread connection Rd 65 x 1/6 f L 36 B 105 Single Hose stems, flat sealing Hose connection L Hose i.D. 50 166 Hose i.D. 53 166 For hose clamps DIN 20039 A,type SL (¡ page 253) Rubber rings for flat sealing hose stems Resistance L D Material Temp. °C Oil 3 55 NBR -40°C - +95°C Passage 56.5 Weight 555 Type No. UM 65 Passage 45 48 Weight 745 765 Type No. FT 50 L FT 53 L Weight 2 Type No. ED 50 L Media Compr. Air Shore A 65 ° L B L Double Nipples Flat Sealing • Nipples made of steel zinc-plated and yellow passivated (free of chrome VI) • Suitable for complete screwings sets flat sealing (¡above) • To connect with machine/ tool for compressed air supply in mining and tunnelling Materials • Double Nipples: Steel zinc-plated and yellow passivated (free of chrome VI) Max. Working Pressure Temperature Thread Media a PN 25 bar - 40°C – + 95°C ISO 228 / DIN 405 Compressed Air 1 Double nipples, flat sealing, with male/ male thread or rather male/ female thread Thread connection L SW L1 L2 Weight G 1 1/4 m - Rd 65x1/6 m 58 65 22 20 665 G 1 1/2 m - Rd 65x1/6 m 58 65 22 20 675 G 2 m - Rd 65x1/6 m 58 65 22 20 680 G 2 f - Rd 65x1/6 m 55 65 25 20 650 Rd 75x1/6 m - Rd 65x1/6 m 77 75 41 20 1192 C O M P L E T E S C R E W I N G S E T S , D O U B L E Type No. N 6554 A N 6515 A N 6520 A N 6520 I N 6575 A N I P P L E S L1 SW L2 L1 L L SW L2 231
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