| AASA |
THREAD LENGTH |
0.547 INCHES MINIMUM AND 0.688 INCHES MAXIMUM |
| AAVW |
WASHER QUANTITY |
1 |
| MATT |
MATERIAL |
STEEL PRIMARY WASHER |
| AASB |
FASTENER LENGTH |
0.658 INCHES MINIMUM AND 0.688 INCHES MAXIMUM |
| AATB |
WIDTH BETWEEN FLATS |
0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
GM 275-M MFR REF SINGLE MATERIAL RESPONSE FASTENER |
| THSD |
THREAD SERIES DESIGNATOR |
UNRC |
| AASU |
HEAD HEIGHT |
0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM |
| FEAT |
SPECIAL FEATURES |
STRIP LOCKING ELEMENT ON THREAD |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
| CTHW |
PRIMARY WASHER STYLE |
SPRING TENSION |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE ASSN STD SINGLE MATERIAL RESPONSE PRIMARY WASHER |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CTJJ |
PRIMARY WASHER MATERIAL THICKNESS |
0.052 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
42.0 ROCKWELL C MINIMUM PRIMARY WASHER AND 48.0 ROCKWELL C MAXIMUM PRIMARY WASHER |
| AAJD |
THREAD CLASS |
2A |
| AASK |
HEAD STYLE |
HEXAGON |
| SFTT |
SURFACE TREATMENT |
PHOSPHATE OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |
| CSPG |
PRIMARY WASHER OUTSIDE DIAMETER |
0.620 INCHES MINIMUM AND 0.640 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
GM 4435-M CODE A MFR REF SINGLE TREATMENT RESPONSE OVERALL |