Single pilot operated check valves in block (in T) FPD 1/4-1R. The valve controls reverse flow through the stated connection arrangement.
This engineering record preserves the exact model reference from the source import. Normalized specifications are shown where the primary model row establishes their meaning and units. Original imported specifications are retained separately for review.
Technical documentation
Single pilot operated check valves in block (in T). Archived DICSA technical sheet from the 2023 source import. The exact model is listed on page 1. Specifications describe that catalogue revision.
