API Std 676 (R2000) PDF
Covers the minimum requirements for rotary positive displacement pumps for use in the petroleum, chemical, and gas industries. It provides a purchase specification to facilitate the manufacture and purchase of rotary positive displacement pumps.
The vendor may offer alternative designs. Equivalent metric dimensions, fasteners, and flanges may be substituted as mutually agreed upon by the purchaser and the vendor.
In case of conflict between this standard and the inquiry or order, the information included in the order shall govern.