| 3/20/2018 | 848180990019 | PARTS OF THE MACHINE USED IN MINE EXPLORATIONS-SEALING KIT (BLOWOUT PROFF INSERTIOAN PORT KIT) (NOT INERF VALVE)
| 6 | Units | 1735.85 | N/A | ZENIT MADENCILIK SANAYI VE TICARET ANONIM SIRKETI |
| 3/25/2018 | 848190000000 | "INSERT VALVE HT400PUMP, N04 FRAC E100 URETHANE ACID / FRAC SERVICE (SÜBAP ADDITION / PUMP SPARE PARTS)"
| 30 | Units | 1474.21 | N/A | ARAR PETROL VE GAZ ARAMA ÜR.PAZ.A.S. |
| 3/25/2018 | 841391000000 | "INSERT VALVE HT400,4 FRAC URETHANE STANDARD SERVICE (SUBAP ADDITION / PUMP SPARE PARTS)"
| 60 | Units | 2369.35 | N/A | ARAR PETROL VE GAZ ARAMA ÜR.PAZ.A.S. |
| 3/20/2018 | 848180590000 | VALVE PLASTIC INSERT
| 2400 | Units | 5187.26 | N/A | TRISTONE FLOWTECH ISTANBUL OTOMOTIV SANAYI VE TICARET LIMITED SIRKETI |
| 3/5/2018 | 848180590000 | PLASTIC INSERT (PLASTIC VALVE) PLASTIC INSERT
| 4000 | Units | 6361.65 | N/A | TRISTONE FLOWTECH ISTANBUL OTOMOTIV SANAYI VE TICARET LIMITED SIRKETI |
| 3/19/2018 | 848180590000 | PLASTIC INSERT (PLASTIC VALVE) PLASTIC INSERT
| 4800 | Units | 7580.51 | N/A | TRISTONE FLOWTECH ISTANBUL OTOMOTIV SANAYI VE TICARET LIMITED SIRKETI |
| 3/11/2018 | 848180590000 | VALVE PLASTIC INSERT
| 1800 | Units | 3910.57 | N/A | TRISTONE FLOWTECH ISTANBUL OTOMOTIV SANAYI VE TICARET LIMITED SIRKETI |
| 3/5/2018 | 848180590000 | VALVE PLASTIC INSERT
| 4200 | Units | 9041.28 | N/A | TRISTONE FLOWTECH ISTANBUL OTOMOTIV SANAYI VE TICARET LIMITED SIRKETI |
| 3/1/2024 | 848180590000 | PLASTIC INSERT (PLASTIC VALVE)-- VENTİ/L | 5048 | UNIT | 33998 | N/A | TRİSTONE FLOWTECH İSTANBUL OTOMOTİV SANAYİ VE TİCARET LİMİTED ŞİRKETİ |
| 3/13/2024 | 848180590000 | PLASTIC INSERT (PLASTIC VALVE)-- VENTİ/L | 3998 | UNIT | 26433 | N/A | TRİSTONE FLOWTECH İSTANBUL OTOMOTİV SANAYİ VE TİCARET LİMİTED ŞİRKETİ |