Basic Information:
| Item Name: | BARREL,EXTENSION |
| NSN: | 1005 - 00 - 438 - 7321, 1005004387321 |
| FSC: | FSC 1005 - GUNS, THROUGH 30MM |
| NIIN: | 004387321 |
Manufacturer Part Numbers:
| Part Number: | 8448315 |
| Manufacturer: | RIMECO PRODUCTS INC!DIV CNC TURNING AND MILLING |
| NCAGE: | 096R8 |
| Part Number: | 8448315 |
| Manufacturer: | ARMY UNITED STATES DEPARTMENT OF!THE!DBA ROCK ISLAND ARSENAL |
| NCAGE: | 19204 |
| Part Number: | 8448315 |
| Manufacturer: | ORION INSTRUMENT & TOOL MFG CORP |
| NCAGE: | 50242 |