API PUBL 4041
INDUSTRIAL OILY WASTE CONTROL
Coverage. This specification covers dimensional requirements on drill-stem members (except drill pipe), including threaded connections, gaging practice, and master gages therefor. It also covers dimensional requirements on small diameter work strings, rotary tables, shafting, slush pump components, rotary hose, and brake blocks. Also included, as appendices, are recommended practices on (1) care and use of regional master, reference master, and working gages, (2) slush pump maintenance, (3) rotary hose, and (4) lubrication of rotary shouldered connections.