Catalogue 1 - STAUFF Clamps

www.stauff.com/1/en/#47 B 47 Channel Rail Adaptor (for Use with Various Channel Rails) Type CRA All threaded parts are available with Metric ISO thread or unified coarse (UNC) thread according to dimension table. Alternative materials and surface finishings are available upon request. Contact STAUFF for further information. Ordering Codes Adaptor * CRA- * 3-5S- * M- * W3 * Channel Rail Adaptor CRA * STAUFF Group 3S to 5S (DIN Group 1 to 3) 3-5S 6S (DIN Group 4) 6S * Thread code Metric ISO thread M Unified coarse (UNC) thread U * Material code Carbon Steel, zinc/nickel-plated W3 Stainless Steel V4A 1.4401 / 1.4571 (AISI 316 / 316 Ti) W5 Group Dimensions ( mm / in ) Ordering Codes STAUFF DIN Thread G L1 L2 L3 B1 B2 H1 H2 H3 (Standard Options) 3S 1 M10 22 35 38 22 20,5 9,2 5,5 27,5 CRA-3-5S-M-W3 4S 2 3/8–16 UNC .87 1.38 1.50 .87 .81 .36 .22 1.08 CRA-3-5S-U-W3 5S 3 6S 4 M12 21,5 35 45 25 19 9,2 5 24,5 CRA-6S-M-W3 7/16–14 UNC .85 1.38 1.77 .98 .75 .36 .20 .57 CRA-6S-U-W3 Recommended Bolt Lengths when using the Channel Rail Adaptor, Type CRA Group Hexagon Head Bolts AS (used with Cover Plates DPAL or DPAS) Socket Cap Screws IS (used without Cover Plates DPAL or DPAS) STAUFF DIN Metric ISO thread Unified coarse (UNC) thread Metric ISO thread Unified coarse (UNC) thread 3S 1 M10 x 40 3/8–16 UNC x 1-1/2 M10 x 25 3/8–16 UNC x 1 4S 2 M10 x 55 3/8–16 UNC x 2-1/4 M10 x 40 3/8–16 UNC x 1-1/2 5S 3 M10 x 65 3/8–16 UNC x 2-3/4 M10 x 50 3/8–16 UNC x 2 6S 4 M12 x100 7/16–14 UNC x 3-3/4 M12 x 75 7/16–14 UNC x 3 Clamp assemblies including Channel Rail Adaptors, type CRA are supplied with the recommended bolt lengths by default. See page 48 for further information on ordering. Compatibility with Channel Rails The STAUFF Channel Rail Adaptor, type CRA is suitable for various channel rails, including the following types: HALFEN HILTI UNISTRUT® STAUFF (Cushion Clamp Series) HM 41/41 MQ-21, MQ-41, MQ-52, MQ-72 P1000, P1000T, P1000V, P1000VT, P1001 SCS-048-1-PL, SCS-048-1-GR HZA 41/22 MQ-21U, MQ-41U, MQ-72U P2000, P2000T SCS-120-1-PL, SCS-120-1-GR HZM 41/41 MQ-21D, MQ-41D, MQ-52-72D P3003, P3003T, P3300V, P3300VT, P3301 See page 149 for technical information. HZM 41/22 P4000, P4000T HL 41/41, HL 41/B2 P5000, P5000T, P5001, P5500, P5500T, P5501 Contact STAUFF to check compatibility with additional types of channel rails. Basic dimensional requirements for channel rails to be used with STAUFF Channel Rail Adaptors, type CRA min. 22 (min. .87) max. 28 (max. 1.10) min. 20 (min. .79) 6 ... 7,5 (.24....30) Catalogue 1 § Edition 01/2024 Heavy Series according to DIN 3015, Part 2