| BASIC SHAPE STYLE | SOLID |
| CROSS-SECTIONAL THICKNESS | 0.2500 INCHES NOMINAL |
| FABRICATION METHOD | HOT ROLLED |
| HEAT TREATMENT | ANNEALED |
| LENGTH | 12.000 FEET NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A240, CLASS 321 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 321 |
| MINIMUM TENSILE STRENGTH | 75000 POUNDS PER SQUARE INCH |
| MINIMUM YIELD STRENGTH | 30000 POUNDS PER SQUARE INCH |
| NONDEFINITIVE SPEC/STD DATA | 321 CLASS AND A CONDITION AND 1 FINISH |
| SPECIAL FEATURES | DO NOT DUPE TO NSN 9515-00-204-4570; THIS NSN IS FOR PEARL HARBOR USE ONLY; THIS IS A NON-STANDARD UNIT-OF-ISSUE |
| WEIGHT PER UNIT MEASURE | 10.340 POUNDS PER SQUARE FOOT |
| WIDTH | 50.000 INCHES NOMINAL |
| SURFACE CONDITION | SAND BLASTED OR PICKLED OVERALL |