Metric Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3


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ISO 8750 Diameter Length Description ASME B18.8.3 Material VFS
ISO 8750 1.5 4 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-015-004
ISO 8750 1.5 6 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-015-006
ISO 8750 1.5 8 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-015-008
ISO 8750 1.5 10 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-015-010
ISO 8750 1.5 12 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-015-012
ISO 8750 2 4 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-020-004
ISO 8750 2 5 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-020-005
ISO 8750 2 6 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-020-006
ISO 8750 2 8 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-020-008
ISO 8750 2 10 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-020-010
ISO 8750 2 12 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-020-012
ISO 8750 2 14 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-020-014
ISO 8750 2 16 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-020-016
ISO 8750 2 18 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-020-018
ISO 8750 2 20 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-020-020
ISO 8750 2.5 5 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-025-005
ISO 8750 2.5 6 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-025-006
ISO 8750 2.5 10 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-025-010
ISO 8750 2.5 12 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-025-012
ISO 8750 2.5 14 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-025-014
ISO 8750 2.5 16 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-025-016
ISO 8750 2.5 18 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-025-018
ISO 8750 2.5 20 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-025-020
ISO 8750 2.5 22 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-025-022
ISO 8750 2.5 24 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-025-024
ISO 8750 3 6 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-030-006
ISO 8750 3 8 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-030-008
ISO 8750 3 10 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-030-010
ISO 8750 3 12 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-030-012
ISO 8750 3 14 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-030-014
ISO 8750 3 16 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-030-016
ISO 8750 3 18 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-030-018
ISO 8750 3 20 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-030-020
ISO 8750 3 24 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-030-024
ISO 8750 3 26 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-030-026
ISO 8750 3 28 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-030-028
ISO 8750 3 30 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-030-030
ISO 8750 3 32 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-030-032
ISO 8750 3.5 10 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-035-010
ISO 8750 3.5 16 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-035-016
ISO 8750 4 8 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-008
ISO 8750 4 10 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-010
ISO 8750 4 12 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-012
ISO 8750 4 14 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-014
ISO 8750 4 16 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-016
ISO 8750 4 18 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-018
ISO 8750 4 20 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-020
ISO 8750 4 22 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-022
ISO 8750 4 24 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-024
ISO 8750 4 26 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-026
ISO 8750 4 28 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-028
ISO 8750 4 30 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-030
ISO 8750 4 32 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-032
ISO 8750 4 35 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-035
ISO 8750 4 40 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-040
ISO 8750 4 50 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-040-050
ISO 8750 5 10 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-050-010
ISO 8750 5 12 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-050-012
ISO 8750 5 14 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-050-014
ISO 8750 5 16 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-050-016
ISO 8750 5 20 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-050-020
ISO 8750 5 22 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-050-022
ISO 8750 5 24 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-050-022
ISO 8750 5 26 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-050-026
ISO 8750 5 28 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-050-028
ISO 8750 5 30 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-050-030
ISO 8750 5 32 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-050-032
ISO 8750 5 35 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-050-035
ISO 8750 5 40 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-050-040
ISO 8750 5 50 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-050-050
ISO 8750 6 12 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-060-012
ISO 8750 6 14 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-060-014
ISO 8750 6 16 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-060-016
ISO 8750 6 20 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-060-020
ISO 8750 6 24 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-060-024
ISO 8750 6 26 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-060-026
ISO 8750 6 28 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-060-028
ISO 8750 6 30 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-060-030
ISO 8750 6 32 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-060-032
ISO 8750 6 35 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-060-035
ISO 8750 6 40 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-060-040
ISO 8750 6 45 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-060-045
ISO 8750 6 50 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-060-050
ISO 8750 6 60 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-060-060
ISO 8750 6 70 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-060-070
ISO 8750 8 16 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-080-016
ISO 8750 8 20 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-080-020
ISO 8750 8 30 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-080-030
ISO 8750 8 35 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-080-035
ISO 8750 8 40 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-080-040
ISO 8750 8 45 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-080-045
ISO 8750 8 50 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-080-050
ISO 8750 8 60 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-080-060
ISO 8750 8 70 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-080-070
ISO 8750 8 75 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-080-075
ISO 8750 8 80 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-080-080
ISO 8750 10 20 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-100-020
ISO 8750 10 24 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-100-024
ISO 8750 10 26 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-100-026
ISO 8750 10 28 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-100-028
ISO 8750 10 30 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-100-030
ISO 8750 10 32 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-100-032
ISO 8750 10 40 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-100-040
ISO 8750 10 50 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-100-050
ISO 8750 10 60 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-100-060
ISO 8750 10 70 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-100-070
ISO 8750 10 80 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-100-080
ISO 8750 12 24 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-120-024
ISO 8750 12 26 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-120-0265
ISO 8750 12 28 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-120-028
ISO 8750 12 30 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-120-030
ISO 8750 12 40 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-120-040
ISO 8750 12 55 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-120-055
ISO 8750 12 60 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-120-060
ISO 8750 12 70 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-120-070
ISO 8750 12 80 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-120-080
ISO 8750 12 90 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-120-090
ISO 8750 12 120 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-120-120
ISO 8750 14 45 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-140-045
ISO 8750 14 75 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-140-075
ISO 8750 16 40 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-160-040
ISO 8750 16 50 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-160-050
ISO 8750 16 55 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-160-055
ISO 8750 16 60 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-160-060
ISO 8750 16 70 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-160-070
ISO 8750 16 80 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-160-080
ISO 8750 16 140 Medium Duty Coiled Spring Pins Carbon ISO 8750 (formerly DIN 7343) ASME B18.8.3 ASME B18.8.3 C67S SM7-160-140