| INSIDE DIAMETER | 0.311 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE |
| MATERIAL | STEEL |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL OVERALL THICKNESS | 0.360 INCHES |
| OUTSIDE DIAMETER | 0.553 INCHES MINIMUM AND 0.557 INCHES MAXIMUM |
| SHAPE | ROUND |
| SPECIAL FEATURES | 1 HOLE .125 DIAMETER THRU BOTH WALLS; NHA NSN 4820-01-018-4790 - VALVE SAFETY RELIEF |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE |
| SURFACE TREATMENT | PASSIVATE |