| Available Quantity | 9 |
| Available Conditions | NE |
| Classification | Over 150mm Through 200mm Guns - FSC 1025 |
| Schedule B | 9305913010 |
| Stock Check Date | 06/21/2026 |
Breech Mechanism
consists of counterbalance assembly, part number 11578900; breech ring assembly, p/n 11578889; spindle assy, p/n 11578925; breech block assy, p/n 11578916