Compression Fittings Internal nut type Compression fittings l

Compression Fittings Internal nut type

Compression fittings l l l l Rugged and durable. Firm joint using all brass construction For use with plastic and metal tubing Suitable for low and high operating temperatures Vacuum to high pressure Comprehensive range of sizes and forms General purpose application

Thread sizes (compression fittings) l l Thread sizes range R 1 /8 , R 1 /4 , R 3 /8 , R 1 /2 , R 3 /4 G 1 /8 , G 1 /4 , G 3 /8 , G 1 /2 , G 3 /4 , G 1 NPTF 1/8 , 1/4 , 3/8 , 1/2

Tube sizes l l The metric range 4, 5, 6, 8, 10, 12, 15, 16, 18, 22, 28 mm o/d The inch range 1 / , 5/ , 3 / , 1 / , 5 / , 3 / , 1 / , 8 32 16 4 16 8 2 5/ , 3/ o/d 8 4

Fitting parts l l l Tubing nut Tubing sleeve Tubing thread Machined profile forming the tubing sleeve on to the tube and making a seal Fitting body

Tube preparation

Tube preparation l l l For plastic tube use a standard tube cutter to give a square end Ensure that the tube end is clean and free from surface damage For metal tube use correct cutting equipment and ensure the tube end is free from burrs 900

Tube assembly Internal nut compression fitting

Tube assembly (compression fittings) l l l Place the tubing nut and sleeve on to the tube Push the tube in up to the tube stop and hold it there Screw the tubing nut until finger tight With a spanner tighten the nut by 1 to 13/4 turns Slacken off and pinch down again

Tube assembly (compression fittings) l l l Place the tubing nut and sleeve on to the tube Push the tube in up to the tube stop and hold it there Screw the tubing nut until finger tight With a spanner tighten the nut by 1 to 13/4 turns Slacken off and pinch down again

Tube assembly (compression fittings) l l l Place the tubing nut and sleeve on to the tube Push the tube in up to the tube stop and hold it there Screw the tubing nut until finger tight With a spanner tighten the nut by 1 to 13/4 turns Slacken off and pinch down again

Tube assembly (compression fittings) l l l Place the tubing nut and sleeve on to the tube Push the tube in up to the tube stop and hold it there Screw the tubing nut until finger tight With a spanner tighten the nut by 1 to 13/4 turns Slacken off and pinch down again

Tube assembly (compression fittings) l l l Place the tubing nut and sleeve on to the tube Push the tube in up to the tube stop and hold it there Screw the tubing nut until finger tight With a spanner tighten the nut by 1 to 13/4 turns Slacken off and pinch down again

Tube assembly (compression fittings) l l l Place the tubing nut and sleeve on to the tube Push the tube in up to the tube stop and hold it there Screw the tubing nut until finger tight With a spanner tighten the nut by 1 to 13/4 turns Slacken off and pinch down again

Tube assembly (compression fittings) l l l Place the tubing nut and sleeve on to the tube Push the tube in up to the tube stop and hold it there Screw the tubing nut until finger tight With a spanner tighten the nut by 1 to 13/4 turns Slacken off and pinch down again

Tube assembly (compression fittings) l Pressure can then be applied

Tube removal Internal nut compression fittings

Tube removal (compression fittings) l l l Turn off and exhaust the pressure Undo the tubing nut and pull out the tube The tubing sleeve is permanently swaged to the tube The joint can be made and remade many times If the tube is cut to shorten it a new sleeve is required but the tubing nut can be reused

Tube removal (compression fittings) l l l Turn off and exhaust the pressure Undo the tubing nut and pull out the tube The tubing sleeve is permanently swaged to the tube The joint can be made and remade many times If the tube is cut to shorten it a new sleeve is required but the tubing nut can be reused

Tube removal (compression fittings) l l l Turn off and exhaust the pressure Undo the tubing nut and pull out the tube The tubing sleeve is permanently swaged to the tube The joint can be made and remade many times If the tube is cut to shorten it a new sleeve is required but the tubing nut can be reused

Tube removal (compression fittings) l l l Turn off and exhaust the pressure Undo the tubing nut and pull out the tube The tubing sleeve is permanently swaged to the tube The joint can be made and remade many times If the tube is cut to shorten it a new sleeve is required but the tubing nut can be reused

Selection from the range Compression fittings

Adaptors (compression fittings) l l l l Male straight adaptors R, G, and NPTF threads Female straight adaptors Male elbow adaptors Male tee adaptors Male side tee adaptors Nippled adaptors male Nippled adaptors female metric and G threads Locknut and ring seal fixing ( Hobbs ) Elbow adaptors Tee adaptors Straight connectors

Connectors (compression fittings) l l l l Straight connectors Elbow connectors Tee connectors Y connectors 45 O Stem elbows Stem tees Side stem tees Bracketed fittings Straight connectors Elbow connectors Y connectors Tee connectors

Selection (compression fittings) l l l l Reducing connector Unequal connector (expanding) Nippled connectors Metric to inch adaptors Nippled stem adaptors Bulkhead adaptor and connectors Plugs Banjo bodies bolts and assemblies

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