| MRC |
Requirement Statement |
Characteristics |
| ELRN |
EXTRA LONG REFERENCE NUMBER |
F468 HEX CAP SCREW 0.190-24 INX0.250 IN LG ALLOY 400 OR 405 |
| AASB |
FASTENER LENGTH |
0.250 INCHES NOMINAL |
| CQFM |
HARDNESS RATING |
60.0 ROCKWELL B MINIMUM OVERALL AND 20.0 ROCKWELL C MAXIMUM OVERALL |
| AASK |
HEAD STYLE |
HEXAGON |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-N-281,CLASS B,N04405 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-N-281,CLASS A,N04400 FED SPEC 2ND MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
NICKEL ALLOY R-405 OVERALL OR NICKEL ALLOY 400 OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
70000 POUNDS PER SQUARE INCH |
| CQHQ |
MINIMUM YIELD STRENGTH |
30000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
0.190-24IN. SIZE AND N04400 ALLOY OR N04405 ALLOY AND 1/4IN. LENGTH |
| ZZZY |
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS |
AS DIFFERENTIATED BY EXTRA LONG REFERENCE NUMBER |
| ZZZK |
SPECIFICATION/STANDARD DATA |
81346-ASTM F468 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| AASA |
THREAD LENGTH |
0.250 INCHES NOMINAL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
