| MRC |
Requirement Statement |
Characteristics |
| AASA |
THREAD LENGTH |
0.906 INCHES MINIMUM |
| ANEE |
GRIP LENGTH |
2.250 INCHES NOMINAL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.562 INCHES |
| SR-1 |
SPEC/STD CONTROLLING DATA |
|
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.141 INCHES NOMINAL FIRST HOLE |
| MATT |
MATERIAL |
STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4037 OR STEEL COMP 4140 OR STEEL COMP 4130 OVERALL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OR AMS 6300 ASSN STD 4TH MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 5TH MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 6TH MATERIAL RESPONSE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AATB |
WIDTH BETWEEN FLATS |
0.865 INCHES MINIMUM AND 0.877 INCHES MAXIMUM |
| CSYM |
SURFACE FINISH |
63.0 MICROINCHES BEARING SURFACE OF HEAD 63.0 MICROINCHES GRIP 250.0 MICROINCHES TOP OF HEAD 125.0 MICROINCHES THREADS |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| CQFM |
HARDNESS RATING |
26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| SR-1 |
MANUFACTURERS CODE |
81349 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
HEXAGON |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| SR-1 |
MANUFACTURERS CODE |
88044 |
| AASB |
FASTENER LENGTH |
3.156 INCHES NOMINAL |
| AAUR |
GRIP DIAMETER |
0.5611 INCHES MINIMUM AND 0.5616 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
| CQBC |
MINIMUM TENSILE STRENGTH |
125000 POUNDS PER SQUARE INCH |
| SR-1 |
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE |
B6812 |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
2.906 INCHES NOMINAL FIRST HOLE |
| SR-1 |
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE |
AN179-30 |
