Item I 4” #38 Dresser D.I. Couplings are to be Smith Blair 461 Quantum, OD 4.46- 5.60. The successful bidder is to maintain a safety stock of 4 couplings. (GUC Stock #303730) Item II 6” #38 Dresser D.I. Couplings are to be Smith Blair 461 Quantum, OD 6.54- 7.65. The successful bidder is to maintain a safety stock of 10 couplings. (GUC Stock #303740) Item III 8” #38 Dresser D.I. Couplings are to be Smith Blair 461 Quantum, OD 8.54- 9.85. The successful bidder is to maintain a safety stock of 4 couplings. (GUC Stock #303750) Item IV 10” #38 Dresser D.I. Couplings are to be Smith Blair 461 Quantum, OD 10.64- 11.97. The successful bidder is to maintain a safety stock of 2 couplings. (GUC Stock #303760) Item V 12” #38 Dresser D.I. Couplings are to be Smith Blair 461 Quantum, OD 12.75- 14.21. The successful bidder is to maintain a safety stock of 2 couplings. (GUC Stock #303770)