Basic Information:
| Item Name: | PLATE,BUTT,SHOULDER |
| NSN: | 1005 - 00 - 561 - 3665, 1005005613665 |
| FSC: | FSC 1005 - GUNS, THROUGH 30MM |
| NIIN: | 005613665 |
Manufacturer Part Numbers:
| Part Number: | S-13 |
| Manufacturer: | STEEN ARMAMENT RESEARCH CO INC!DBA SARCO |
| NCAGE: | 8R320 |
| Part Number: | 5613665 |
| Manufacturer: | US ARMY ARDEC RDECOM |
| NCAGE: | 19200 |
| Part Number: | 5613665 |
| Manufacturer: | SPRINGFIELD ARMORY |
| NCAGE: | 19205 |