 REDUCING UNION CONNECTOR | | TUBE OD x | | TUBE OD (IN.) | | | | 1/8 x 1/4 | | 1/8 x 1/2 | | 1/4 x 3/8 | | 1/4 x 1/2 | | 3/8 x 1/2 | | 1/2 x 3/4 |
| | PART | | NO. | | | | 530 1758 | | 530 1786* | | 530 1814 | | 530 1842 | | 530 1870 | | 530 1898* |
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|  UNION CONNECTOR | | TUBE | | OD (IN.) | | | | 1/8 | | 1/4 | | 3/8 | | 1/2 | | 3/4 |
| | PART | | NO. | | | | 530 1478 | | 530 1506 | | 530 1534* | | 530 1562 | | 530 1590 |
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|  BULKHEAD UNION | | TUBE | | OD (IN.) | | | | 1/8 | | 1/4 | | 3/8 | | 1/2 | | 3/4 |
| | PART | | NO. | | | | 530 2066* | | 530 2094* | | 530 2122* | | 530 2150* | | 530 2178* |
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