Page 95 of Boston Tube and Pipe Fitting by Moreland Hose and Belting

air brake nylon tubing refer to safety information regarding tubing selection on page 1 a brass fittings a dim thread size b tube o.d thread size-b · typical application air brake systems except where temperatures exceed +200°f or where battery acid can drip on tubing · pressure maximum operating pressure of 150 psi · vibration fair resistance · temperature range -40°f to +200°f 40°c to +93°c · material ca360 brass · used with nt100 nylon tubing sae j844 type a and b see page 33for nt100 nylon tubing data · advantages easy to assemble no tube preparation or flaring required built in tube support may be used with copper tubing by replacing nut sleeve and insert with long nut and spherical sleeve insert should be removed for copper tubing use see page 99 for details 1/4 7/16­24 3/8 1/2 5/8 3/4 1­18 brass 17/32­24 11/16­20 13/16­18 · conformance meets specifications and standards of sae and dot fmvss 571.106 · how to order for complete assemblies body nuts and sleeves order by catalog number example 1468x4x4 to order body only less nut and sleeve add prefix b to catalog number and change 14 to 13 example b1368x4x4 nuts sleeve and insert can be ordered separately by catalog number to order complete assembly with pipe sealant seal-a-thread add suffix z to catalog number example 1468x4x4z special order only to order complete assembly with gauge ring add suffix k to catalog number example 1468x4x4k special order only · note refer to current price list for availability of cataloged items quotations and delivery of non-stock items supplied on request configurations and dimensions subject to change without notice additional information can be found in sae j246 · assembly instructions 1 cut tubing to desired length 2 slide nut and then sleeve on tubing threaded end of nut a must face toward fitting body 3 insert tubing into the preassembled fitting be sure tubing is bottomed in fitting 4 tighten nut to required torque as indicated on chart another check on proper assembly is dimension a also noted on chart a gauge ring also assures installation to specification see page 98 tube size 1/4 3/8 1/2 5/8 3/4 a dimension .085 105 .125 145 .100 120 .115 135 .180 200 torque 85 to 115 in lbs 12 to 17 ft lbs 25 to 33 ft lbs 26 to 35 ft lbs 38 to 50 ft lbs disassembly remove nut and pull tubing out of fitting body insert will remain in tubing reassembly push tubing and insert into fitting body until it bottoms thread nut onto fitting body and torque as in step 4 label set fs-900 adhesive cl-16-3 non-adhesive 93 boston weatherhead tm

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