NATIONAL 610 - 750HP MECHANICAL DRILLING RIG
(Lisitng No. D-192)

DRAWWORKS

National 610 w/SSR - 28" Hydromatic Brake

MAST

DSI 131' X 18' Rated at 500,000# SHL

SUBSTRUCTURE

DSI Box on Box 18'
Setback 300,000#, 450,000 csg. load
14'6" under rotary beams

POWER SYSTEM

(2) 60 Series 14 Liter Detroits - Drawworks
(1) 350KW Generator w/60 Series Detroit
(1) 450KW Generator w/CAT3406

MUD PUMPS

(2) Bomco F-1000's
(2) CAT 3508C Engines

MUD SYSTEM

(2) Tank, 700 bbl system
(2) Derrick Type 503 Flowline Cleaners

DRILL LINE

1 1/8" EIPS

ROTARY TABLE

National C-175 17 1/2" Table
44" Center

BLOCK AND HOOK

Web Wilson Shorty 250 Ton, 5 Sheave Block and Hook

SWIVEL

Continental Emsco LB 300

ANNULAR

11" - 5,000PSI wp Shaffer Spherical Type

RAM

Townsend 11" - 5,000 Double Ram

CHOKE MANIFOLD

Doyle 4 1/16 X 2 1/16 - 5,000PSI Manifold

ACCUMULATOR SYSTEM

150 gal. - 5 Station Chiles w/Remote Control

AUXILLARY EQUIPMENT

Tool Pushers Quarters
Crew Quarters
400 bbl Water Tank
150 HP Boiler
Pipe Spinner
Kelly Spinner
9,000 gal. Fuel Tank