WAC-21

The WAC-21³⁴ (also called Type 88⁵ and WA021¹²) is a Chinese 155 mm howitzer produced by Norinco,³² It was developed with the assistance of Gerald Bull.

By the late-1970s, Gerald Bull was aiding the development of longer-ranged 155 mm caliber guns³ based on the Space Research Corporation's (SRC) GC-45 howitzer.⁴ An early result was the GHN-45 howitzer from Voest-Alpine's subsidiary, Noricum.³⁴¹ Over four years starting From the early-1980s, SRC helped China³ develop and produce the WAC-21 gun,³⁴ which was a "virtual clone" of the GHN-45,¹ and ammunition. Iraq reportedly ordered the WAC-21 in 1987.³

• Iran - 15⁵

• China - 150 in 2012;⁶ retired by 2014.⁷
• Iraq - 120 in 1991³