one central tang 0.218 in.nom lg by 0.250 in.w extending one side w/0.218 in.corner radius; max surface finish-all surfaces 100 microinches aa; shape:special oxide surface treated
1.3100" overall length closed end of id flat bottom drilled, tin-plated 0.0002 to 0.0003 in. thk o/a tin alloy surface treated 22c solid, external flange one end
3a thread class right-hand 1.2810" overall length 0.1895" bore diameter 28 thread quantity per inch max radial clearance 0.0005 t/i/r/. nas 559 keyway in shank chromium inner member surface treated ball type unf thread series
1.8120" bore diameter 40 pct to 50 pct full of specified lubricant, 0.0040 in. max internal clearance, 0.0070 in. max end play cadmium all external/exposed metal surfaces surface treated single row, torque tube type, w/or w/o closure
17.0mm overall width 25.00mm bore diameter seals to be made of polyacrylic material also 40 pct full of specified lubricant non-loading groove, non-separable
