| MRC |
Requirement Statement |
Characteristics |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
3.514 INCHES MINIMUM FIRST HOLE AND 3.564 INCHES MAXIMUM FIRST HOLE |
| AASB |
FASTENER LENGTH |
3.776 INCHES MINIMUM AND 3.806 INCHES MAXIMUM |
| CBBL |
FEATURES PROVIDED |
SPACER |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM FASTENER AND 40.0 ROCKWELL C MAXIMUM FASTENER |
| AASU |
HEAD HEIGHT |
0.375 INCHES MINIMUM AND 0.390 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
DISHED HEXAGON |
| MATT |
MATERIAL |
STEEL COMP 1330 PRIMARY WASHER OR STEEL COMP 4130 PRIMARY WASHER |
| MATT |
MATERIAL |
STEEL COMP E4340 FASTENER OR STEEL COMP 4140 FASTENER OR STEEL COMP 6150 FASTENER OR STEEL COMP 8735 FASTENER OR STEEL COMP 8740 FASTENER |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.750 INCHES |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
FED 66 FED STD ALL MATERIAL RESPONSES PRIMARY WASHER |
| CTJJ |
PRIMARY WASHER MATERIAL THICKNESS |
0.062 INCHES NOMINAL |
| CSPG |
PRIMARY WASHER OUTSIDE DIAMETER |
1.250 INCHES NOMINAL |
| CTHW |
PRIMARY WASHER STYLE |
FLAT |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.141 INCHES MINIMUM FIRST HOLE AND 0.151 INCHES MAXIMUM FIRST HOLE |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AAVW |
WASHER QUANTITY |
1 |
| AATB |
WIDTH BETWEEN FLATS |
1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| SFTT |
SURFACE TREATMENT |
CADMIUM FASTENER AND CHROMATE FASTENER |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
1.016 INCHES MINIMUM AND 1.066 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
16 |
