Basic Information:
| Item Name: | PIECE,BACK OPERATIN |
| NSN: | 1005 - 00 - 501 - 3609, 1005005013609 |
| FSC: | FSC 1005 - GUNS, THROUGH 30MM |
| NIIN: | 005013609 |
Manufacturer Part Numbers:
| Part Number: | A10556 |
| Manufacturer: | MANROY ENGINEERING |
| NCAGE: | U4574 |
| Part Number: | 5013609 |
| Manufacturer: | ARMY UNITED STATES DEPARTMENT OF!THE!DBA ROCK ISLAND ARSENAL |
| NCAGE: | 19204 |