Designation | Modified Role | Location | Serial / Regist. |
---|---|---|---|
XHSS-1 |   |   | |
YHSS-1 (YSH-34G) |   |   | |
HSS-1 (SH-34G) | Coast Guard |   |   |
HSS-1F (SH-34H) | Special powerplant |   |   |
HSS-1L (LH-34D) | Winterized |   |   |
YHSS-1N (YSH-34J) | All weather operation |   |   |
HSS-1N (SH-34J) | All weather operation |   |   |
HSS-1Z (VH-34G) | Staff transport |   |   |
YHSS-2 (YSH-3A) |   |   | |
HSS-2 (SH-3A) |   |   | |
HSS-2Z (VH-3A) | Staff transport |   |   |