6" OD String Stabilizer and 6" OD Near B

The company announces its need for supply of 6" OD String Stabilizer and 6" OD Near B.

The instruments to be supplied are as follows: -
- Item 001 Qty=10, of 6" String Stabilizer, Replaceable Sleeve Type Stabilizer, in string design to operate inside 6" (152.4 mm) OD hole size with 3-1/2" (44.9 mm) OD drill collar consisting of a one piece body incorporating 1 (one) Mandrel and 1 (one) sleeve. Stabilizers mandrel should be manufactured from AISI 4145H alloy steel whereas sleeve should be from high carbon steel fully heat heated to 285 - 341 BHN. Items should be manufactured and supplied in accordance with API Spec 7-1.
Specifications as under:
- STANDARD: API SPEC 7-1
- STABILIZER TYPE: REPLACEABLE
- DRILL STRING POSITION: IN-STRING
- WRAP: Full spiral
- BORE/ID : 1.9/16" (39.69 mm) ID
- HOLE DIAMETER: 6" (152.4 mm) OD
- SLEEVE DIAMETER: 6" (152.4 mm) OD
- FISHING NECK DIAMETER: with 3-1/2" (88.9 mm) OD
- FISHING NECK LENGTH: 22" (558.8 mm) min
- CONNECTIONS: 2.3/8"IF (NC-26) API RH Box-up x Pin-down (with stress relief
grooves and bore backs).
- SLEEVE LENGTH: 14" (355.6 mm)
- RIB (SPIRAL TYPE) WIDTH: 2 inch (50.8mm)
- OVERALL LENGTH: 56 inch (1422.4 mm)
- HARDFACING: Tungsten carbide inserts (button type)

- Item 002 Qty=5 of 6" OD NEAR BIT STABILIZER
Replaceable Sleeve Type Stabilizer, near bit design to operate inside 6" (152.4 mm) OD hole size with 3-1/2" (44.9 mm) OD drill collar consisting of a one piece body
incorporating 1 (one) Mandrel and 1 (one) sleeve. Stabilizers mandrel should be manufactured from AISI 4145H alloy steel whereas sleeve should be from high carbon steel fully heat heated to 285 - 341 BHN. Items should be manufactured and supplied in accordance with API Spec 7-1.
SPECIFICATIONS AS UNDER:
- STANDARD : API SPEC 7-1
- STABILIZER TYPE: REPLACEABLE
- DRILL STRING POSITION: NEAR BIT
- WRAP: Full spiral
- BORE/ID : 1.9/16" (39.69 mm) ID
- HOLE DIAMETER: 6" (152.4 mm) OD
- SLEEVE DIAMETER: 6" (152.4 mm) OD
- FISHING NECK DIAMETER: with 3-1/2" (88.9 mm) OD
- FISHING NECK LENGTH: 22" (558.8 mm) min
- CONNECTIONS: 2.3/8"IF (NC-26) API RH Box-up x 3.1/2"R box-down (with stress relief grooves and bore backs).
- SLEEVE LENGTH: 14" (355.6 mm)
- RIB (SPIRAL TYPE) WIDTH: 2 inch (50.8mm)
- OVERALL LENGTH: 56 inch (1422.4 mm)
- HARDFACING: Tungsten carbide inserts (button type)