Please click on the alternate part number from the list below and see the available parts.
| NSN Number: 9520-00-277-4401 | |
| Description: BEAM,STRUCTURAL | |
| Alternate Part Number | Description |
| ASTM A36 | BEAM,STRUCTURAL |
| ASTM A992 | BEAM,STRUCTURAL |
| QQ-S-741 | BEAM,STRUCTURAL |