Block and Crank SAP 2 engines SOW.docx
DOCX document 36 KB Posted
- Attached to
- Block and Crank Machining
- Solicitation number
- 2125405Y61K3295001
About this file
This is a Statement of Work and related solicitation for crankcase and crankshaft reconditioning services on two MTU 20V4000M93L engines (S/N 528101773 and S/N 528101632) for the US Coast Guard. The work includes machining cylinder bores, crankcase deck resurfacing, crankline boring, crankshaft conditioning/grinding, and providing required bearing components. The contractor must be MTU/Rolls Royce certified and authorized by the Original Equipment Manufacturer.
The solicitation (2125405Y61K3295001) is a combined synopsis/solicitation using simplified acquisition procedures with quotes due by March 1, 2025 at 9:00 AM ET. The award will be made on a best value basis as a firm-fixed-price purchase order. The period of performance requires all work to be completed within 4 weeks of receipt at the contractor's facility, with services required to start within 30 days. The place of performance is the US Coast Guard Yard in Baltimore, MD. The solicitation is not set aside and includes 12 CLINs covering the work on both engines, with some CLINs being optional that require Contracting Officer authorization.
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Text version
WORK ITEM 001 – ENGINE CRANKCASE AND CRANKSHAFT RECONDITIONING
S/N 528101773
1. SCOPE
1.1 The Contractor shall provide reworked/remanufactured engine components as specified herein.
1.2 All work shall be conducted according to manufacturer’s instructions, tolerances, and requirements. Contractor performing work must be authorized to do so by Original Equipment Manufacturer (OEM) for this specific series of engine.
1.3 Commercial shipping standards are acceptable. Government shall ship to/from vendor location.
2. REFERENCES
3. REQUIREMENTS
3.1 CLIN-001: CRANKCASE (P/N EX59403100001) CYLINDER LINER BORE
3.1.1. Government shall provide one (01) 20V4000M93L crankcase. The crankcase will be in a condition that allows for standard machining and repair. If, upon receipt and inspection, there is additional damage or wear beyond this condition, the Contractor shall submit a Condition Found Report (CFR) to Government stating the additional work required and recommend activation of optional CLINS under this contract, or provide the associated costs as a result of the actual condition upon receipt.
3.1.2. Contractor shall provide one (01) reworked / remanufactured crankcase. At minimum, remanufacture work shall include:
3.1.2.1. Hot tank clean (as required by manufacturer’s technical standards) prior to commencement of work
3.1.2.2. Machine cylinder bores to stage 1. Contractor shall select a methodology that does not require manual repositioning of boring mechanism or crankcase. Instead, utilize a single, stationary baseline / reference plane. Install repair sleeves if needed. Install stage 1 cylinder o-ring style liners. Install soft plugs and appropriately sized camshaft bearings.
3.1.2.3. Final cleaning (as required by manufacturer’s technical standards).
3.1.3. Contractor shall perform any upgrades and/or enhancements (i.e. angled steam holes) applicable to crankcase since date of manufacture.
3.2 CLIN-002: CRANKCASE DECK MACHINING
3.2.1. Contractor shall re-surface and machine crankcase surfaces, as necessary, in order to return surfaces to manufacturer’s technical standards and ensure an acceptable sealing surface for cylinder head installation.
3.3 CLIN-003: CRANKLINE BORE
3.3.1. IF AUTHORIZED BY CONTRACTING OFFICER, Contractor shall machine crankline bore of crankcase provided under CLIN-001 to restore crankline to manufacturer’s requirements.
3.4 CLIN-004: CRANKSHAFT (P/N EX52801100039) CONDITIONING
3.4.1. The Government shall provide one (01) crankshaft. The crankshaft will be in a condition that allows for standard machining and repair. If, upon receipt and inspection, there is additional damage or wear beyond this condition, the Contractor shall submit a Condition Found Report (CFR) to the Government stating the additional work required and the associated costs.
3.4.2. The Contractor shall provide one (01) reworked/remanufactured 20V4000M93L crankshaft. At minimum, remanufacture work shall include:
3.4.2.1. Removal of counterweights
3.4.2.2. Hot tank clean (as required by manufacturer’s technical standards)
3.4.2.3. Provide results of magnetic and visual inspection of crankshaft and counterweights
3.4.2.4. Polish crankshaft
3.4.2.5. Install counterweights
3.4.2.6. Thoroughly flush oil passages
3.4.3. Contractor shall perform any upgrades and/or enhancements applicable to crankshaft since date of manufacture.
3.5 CLIN-005: CRANKSHAFT (P/N EX52801100039) GRINDING
3.5.1 If deemed necessary by inspections conducted during CLIN-004 of this Specification, and IF AUTHORIZED BY CONTRACTING OFFICER, the Contractor shall grind crankshaft to appropriate stage.
3.6 CLIN-006: REQUIRED COMPONENTS
3.6.1 Contractor shall provide required size and quantity of the following parts, considering work completed under this contract, to facilitate Government installation of crankshaft into crank case:
· Crankshaft Bearing, Upper
· Crankshaft Bearing, Lower
· CONROD Bearing, Upper Half
· CONROD Bearing, Lower Half
4. GENERAL INFORMATION
4.1 PERIOD OF PERFORMANCE – All material related to authorized CLINs shall be prepared for return shipment within four (04) weeks of receipt at Contractor’s facility. If unforeseen circumstances or material lead times cannot allow for completion within this timeframe, the Contractor shall promptly advise the Coast Guard Personnel listed as Points of Contact.
4.2 Point of Contact:
4.2.1 Contracting Officer, per purchase order
4.2.2 LCDR Marie Baxter, Project Manager, marie.c.baxter@uscg.mil, 914-406-5062
4.2.3 Mr. Walt Skowrunski, Shop Supervisor, walter.m.skowrunski@uscg.mil
WORK ITEM 002 – ENGINE CRANKCASE AND CRANKSHAFT RECONDITIONING
S/N 528101632
1. SCOPE
1.1 The Contractor shall provide reworked/remanufactured engine components as specified herein.
1.2 All work shall be conducted according to manufacturer’s instructions, tolerances, and requirements. Contractor performing work must be authorized to do so by Original Equipment Manufacturer (OEM) for this specific series of engine.
1.3 Commercial shipping standards are acceptable. Government shall ship to/from vendor location.
2. REFERENCES
3. REQUIREMENTS
3.1 CLIN-007: CRANKCASE (P/N EX59403100001) CYLINDER LINER BORE
3.1.1. Government shall provide one (01) 20V4000M93L crankcase. The crankcase will be in a condition that allows for standard machining and repair. If, upon receipt and inspection, there is additional damage or wear beyond this condition, the Contractor shall submit a Condition Found Report (CFR) to Government stating the additional work required and recommend activation of optional CLINS under this contract, or provide the associated costs as a result of the actual condition upon receipt.
3.1.2. Contractor shall provide one (01) reworked / remanufactured crankcase. At minimum, remanufacture work shall include:
3.1.2.1. Hot tank clean (as required by manufacturer’s technical standards) prior to commencement of work
3.1.2.2. Machine cylinder bores to stage 1. Contractor shall select a methodology that does not require manual repositioning of boring mechanism or crankcase. Instead, utilize a single, stationary baseline / reference plane. Install repair sleeves if needed. Install stage 1 cylinder o-ring style liners. Install soft plugs and appropriately sized camshaft bearings. Comment by Biagiotti, Richard P CIV USCG SFLC YARD (USA): Install stage 1 o-ring style liners
3.1.2.3. Final cleaning (as required by manufacturer’s technical standards).
3.1.3. Contractor shall perform any upgrades and/or enhancements (i.e. angled steam holes) applicable to crankcase since date of manufacture.
3.2 CLIN-008: CRANKCASE DECK MACHINING
3.2.1. IF AUTHORIZED BY CONTRACTING OFFICER, Contractor shall re-surface and machine crankcase surfaces, as necessary, in order to return surfaces to manufacturer’s technical standards and ensure an acceptable sealing surface for cylinder head installation.
3.3 CLIN-009: CRANKLINE BORE
3.3.1. IF AUTHORIZED BY CONTRACTING OFFICER, the Contractor shall machine crankline bore of crankcase provided under CLIN-006 to restore the crankline to manufacturer’s requirements.
3.4 CLIN-010: CRANKSHAFT (P/N EX52801100039) CONDITIONING
3.4.1. The Government shall provide one (01) crankshaft. The crankshaft will be in a condition that allows for standard machining and repair. If, upon receipt and inspection, there is additional damage or wear beyond this condition, the Contractor shall submit a Condition Found Report (CFR) to the Government stating the additional work required and the associated costs.
3.4.2. The Contractor shall provide one (01) reworked/remanufactured 20V4000M93L crankshaft. At minimum, remanufacture work shall include:
3.4.2.1. Removal of counterweights
3.4.2.2. Hot tank clean (as required by manufacturer’s technical standards)
3.4.2.3. Provide results of magnetic and visual inspection of crankshaft and counterweights
3.4.2.4. Polish crankshaft
3.4.2.5. Install counterweights
3.4.2.6. Thoroughly flush oil passages
3.4.3. Contractor shall perform any upgrades and/or enhancements applicable to crankshaft since date of manufacture.
3.5 CLIN-011: CRANKSHAFT (P/N EX52801100039) GRINDING
3.5.1 If deemed necessary by inspections conducted during CLIN-004 of this Specification, and IF AUTHORIZED BY CONTRACTING OFFICER, the Contractor shall grind crankshaft to appropriate stage.
3.6 CLIN-012: REQUIRED COMPONENTS
3.6.1 Contractor shall provide required size and quantity of the following parts, considering work completed under this contract, to facilitate Government installation of crankshaft into crank case:
· Crankshaft Bearing, Upper
· Crankshaft Bearing, Lower
· CONROD Bearing, Upper Half
· CONROD Bearing, Lower Half
4. GENERAL INFORMATION
4.1 PERIOD OF PERFORMANCE – All material related to authorized CLINs shall be prepared for return shipment within four (04) weeks of receipt at Contractor’s facility. If unforeseen circumstances or material lead times cannot allow for completion within this timeframe, the Contractor shall promptly advise the Coast Guard Personnel listed as Points of Contact.
4.2 Point of Contact:
4.2.1 Contracting Officer, per purchase order
4.2.2 LCDR Marie Baxter, Project Manager, marie.c.baxter@uscg.mil, 914-406-5062
4.2.3 Mr. Walt Skowrunski, Shop Supervisor, walter.m.skowrunski@uscg.mil
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