| MATERIAL | STEEL OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-630 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |
| DRIVE END STYLE | RECESSED HEXAGON |
| CONNECTION STYLE | PLAIN |
| THREAD SERIES DESIGNATOR | NPT EXTERNAL |
| NOMINAL THREAD SIZE | 0.375 INCHES EXTERNAL |
| THREAD DIRECTION | RIGHT-HAND EXTERNAL |
| NOMINAL PIPE SIZE FOR WHICH DESIGNED | 0.375 INCHES |
| HEAD TYPE | SOLID |
| BODY TYPE | SOLID |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE |
| DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY SURFACE TREATMENT |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 81348 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | WW-P-471 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | WW-P-471ACABCC |