| MRC |
Requirement Statement |
Characteristics |
| AAVR |
DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS |
0.440 INCHES NOMINAL |
| AASB |
FASTENER LENGTH |
2.530 INCHES MINIMUM AND 2.590 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
72.5 ROCKWELL SUPERFICIAL 15-N MINIMUM OVERALL AND 80.5 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.250 INCHES MINIMUM AND 0.280 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.970 INCHES MINIMUM AND 1.060 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE J429 (GR 5) ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATT |
MATERIAL |
STEEL OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.562 INCHES |
| CFSG |
NONSTANDARD THREAD PITCH DIAMETER |
+0.5224/+0.5254 INCHES |
| AAVQ |
RIB LENGTH |
0.380 INCHES NOMINAL |
| AAVP |
RIB MAJOR DIAMETER |
0.648 INCHES MINIMUM AND 0.656 INCHES MAXIMUM |
| AAVU |
RIB QUANTITY |
30 |
| AATN |
SHOULDER DIAMETER |
0.673 INCHES MINIMUM FIRST SHOULDER AND 0.683 INCHES MAXIMUM FIRST SHOULDER |
| AATN |
SHOULDER DIAMETER |
0.805 INCHES NOMINAL SECOND SHOULDER |
| AATX |
SHOULDER LENGTH |
0.250 INCHES NOMINAL FIRST SHOULDER |
| AATX |
SHOULDER LENGTH |
0.380 INCHES NOMINAL SECOND SHOULDER |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| CWYB |
SHOULDER SHAPE |
RIBBED SECOND SHOULDER |
| THSD |
THREAD SERIES DESIGNATOR |
UNS |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
PS NO 328 FSCM 09386 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
PHOSPHATE OVERALL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
1.320 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
