| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TYPE 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AASL |
HEAD DIAMETER |
0.218 INCHES MINIMUM AND 0.226 INCHES MAXIMUM |
| AGAV |
END ITEM IDENTIFICATION |
W/S:FMS-A7 AIRCRAFT; DECK MACHINERY; TOWED ARRAY HANDLING EQUIPMENT; SUBMARINE AUXILLARY AND MISCELLANEOUS SYSTEMS; VIRGINIA CLASS SUBMARINE, SSN-774; SUBMARINE SHIP CONTROL AND NAVIGATION SYSTEMS; LOS ANGELES CLASS SSN (688); TRIDENT HULL STRUCTURE; SUBMARINE HYDRAULIC SYSTEMS |
| CQBC |
MINIMUM TENSILE STRENGTH |
180000 POUNDS PER SQUARE INCH |
| CQHQ |
MINIMUM YIELD STRENGTH |
155000 POUNDS PER SQUARE INCH |
| ASXK |
HOLE QUANTITY |
2 |
| AAJD |
THREAD CLASS |
3A |
| AASB |
FASTENER LENGTH |
0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| AASU |
HEAD HEIGHT |
0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
38.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
4 TYPE |
| MATT |
MATERIAL |
STEEL OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AAUB |
HOLE DIAMETER |
0.036 INCHES NOMINAL |
| AASA |
THREAD LENGTH |
0.295 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| BQDM |
HOLE TYPE |
DRILLED |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| ASDB |
WIDTH ACROSS FLATS |
0.109 INCHES MINIMUM AND 0.111 INCHES MAXIMUM |
| CRHC |
HOLE CONFIGURATION STYLE |
ROUND INTERNAL HEXAGON |
| AHYM |
NOMINAL THREAD DIAMETER |
0.138 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
40 |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
66 FED STD SINGLE MATERIAL RESPONSE OVERALL |