J -- LP TURBINE ROTOR RECONDITIONING

Notice Date

August 17, 2001

Contracting Office

Military Sealift Command, Camp Pendleton, Bldg. 238, Virginia Beach, VA 23458

ZIP Code

23458

Solicitation Number

N32205-01-R-1023

Response Due

September 17, 2001

Point of Contact

Sandra Tyree (757)417-4591

E-Mail Address

sandra.tyree@msc.navy.mil (frank.jackson@msc.navy.mil)

Description

This is a combined synopsis and announcement for Commercial Acquisition of material and services for refurbishment of an eight stage Low Pressure Turbine Rotor. The subject Rotor is presently located at MI-TECH, Inc., 6685 Jet Park Drive, N. Charleston, S.C. 29046. The rotor is available for inspection between 0800 and 1400 Monday thru Friday. Please contact Carl A. Maggio, Contract Administrator at 843-553-2743 to arrange schedules. Provide quotations no later than 12SEP01, to FRANK JACKSON (757)417-4594 EMAIL:frank.jackson@msc.navy.mil The Government will not pay for transportation of the Rotor from MI-TECH's facility to the successful Offeror's facility. Transportation from the successful Offeror's facility to Government Storage will be on a reimbursable basis. Funds for this FY are not currently available, but a decision is anticipated by September 2001. The Contracting Officer for this acquisition, Sandra Tyree, can be contacted at 757-417-4591. 1. ABSTRACT 1.1. This item describes the requirements for the contractor to recondition the main propulsion LP Turbine and associated equipment and preserve and crate it for long term storage. 2. REFERENCES/ENCLOSURES 2.1. References: NAVSEA 0341-LP-132-6002, Instructions GEU-40469, Propulsion Turbines and Gears 2.2. MIL-PRF-23199E PACKAGING AND PACKING REQUIREMENTS FOR SPECIAL PURPOSE MECHANICAL COMPONENTS AND REPAIRS PARTS 2.3. Enclosures: None 3. ITEM LOCATION/DESCRIPTION 3.1. Location/Quantity 3.1.1. Quantity: 1 Low Pressure Turbine rotor and associated components, including bearings, and packing assemblies 3.2. Item Description/Manufacturer's Data: 3.2.1. Description: GE 17,500 SHP (Normal) Propulsion Turbine set -- LP Turbine No. 97844, 8-stage, 3236 rpm 4. GOVERNMENT FURNISHED EQUIPMENT/MATERIAL/SERVICES 4.1. Government Furnished Equipment (GFE): None 4.2. Government Furnished Material (GFM): None 4.3. Government Furnished Services (GFS): None 4.4. Government Furnished Information (GFI): None 5. NOTES 5.1. The contractor and all subcontractors, regardless of tier must consult the General Technical Requirements (GTR) to determine applicability to this work item. In performance of this work item, the contractor and all subcontractors regardless of tier must comply with the requirements of all applicable GTRs including but not limited to GTRs 1-7. 6. QUALITY ASSURANCE REQUIREMENTS 6.1. Upon completion of all work, the turbine rotor shall be inspected, accepted and stamped by ABS and documentation of all repairs and classification data submitted to the MSCREP.. 7. STATEMENT OF WORK 7.1. Arrangements/Outfitting: 7.1.1. Upon completion of all work and inspection and acceptance by ABS and the MSCREP, preserve and crate the rotor and all components for long term storage in accordance with reference 2.2. 7.2. Structural: None 7.3. Mechanical/Fluids 7.3.1. Renew the 1st stage blades and shroud band. 7.3.2. Hand dress the blades of the 2nd stage blading in the damaged areas. 7.3.3. Remove the double layer shroud bands on the 4th stage and machine the blades to obtain sufficient tenons to accept a new shroud band. Install a new shroud band on this stage. 7.3.4. Renew the 1st stage blades of the astern element and shroud band. 7.3.5. Thoroughly clean and dress all shaft inter-stage packing areas and high-lows. 7.3.6. Machine / grind the forward and aft bearing journals to the same diameter of the LP rotor that is currently installed on the vessel (fwd bearing journal OD of installed rotor is 6.490" and aft bearing journal OD of installed rotor is 6.487") 7.3.7. Machine / grind the thrust collar to obtain a satisfactory surface finish, removing minimal amount of material necessary to achieve true finish. 7.3.8. Tap and install threaded plugs in the existing drain holes in the face of the turbine flange for the flexible coupling. 7.3.8.1. All plugs are to be of equal weight and to be positively secured so they cannot work their way out. 7.3.9. Provide a complete set of all packing for the rotor R1 through R-14 including the segmented packing rings, springs, retainers, and locking keys. 7.4. Electrical: None 7.5. Electronics: None 7.6. Preparation of Drawings/Documentation: 7.6.1. Provide a detailed, type-written report delineating all discrepancies found, and repairs made to the rotor. The report is to indicate the final as released condition of the rotor and pertinent dimensional data, including but not limited to, TIR and bearing journal dimensions. 7.7. Inspection/Test: 7.7.1. After completion of repairs, perform a high-speed (operational speed) balance of the rotor. The final balance is to be within tolerances set by the manufacturer. 7.7.1.1. Provide 3 type-written copies of a report detailing the original balance of the rotor, the manufacturer's balance tolerance, and the final balance of the rotor. Also include the location and weight of all material added or removed from the rotor to achieve final balance. 7.8. Painting: None 7.9. Marking: 7.9.1. Each crate shall be clearly permanently marked with the following information: "USNS OBSERVATION ISLAND", the identity of the specific component(s) within the crate, including both nomenclature and part number, and the net, tar, and gross weights of the crate. 7.10. Manufacturer's Representative: None 8. GENERAL REQUIREMENTS 8.1. None additional.

Record

Loren Data Corp. 20010821/JSOL026.HTM (W-229 SN50V2M9)