| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
1.750 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.150 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MATT |
MATERIAL |
STEEL OVERALL |
| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
1 TYPE AND 1 STYLE AND B GRADE |
| CTYF |
NONMACHINE NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CRGF |
NONMACHINE THREAD STYLE |
GIMLET POINT (TYPE A, AB OR BA) |
| AATB |
WIDTH BETWEEN FLATS |
0.425 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
ASTM A153 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
ZINC OVERALL |
