ASA STANDARD CHAIN NUMBER | 25 |
BORE DIAMETER | 0.625 INCHES MINIMUM AND 0.626 INCHES MAXIMUM |
BORE LENGTH | 0.901 INCHES MINIMUM AND 0.906 INCHES MAXIMUM |
BORE TYPE | STRAIGHT |
DESIGN FORM | PLAIN |
FACE WIDTH | 0.103 INCHES MINIMUM AND 0.110 INCHES MAXIMUM |
FIRST END GROOVE DIAMETER | 0.812 INCHES NOMINAL AA END |
FIRST END GROOVE WIDTH | 0.277 INCHES MINIMUM AND 0.282 INCHES MAXIMUM AA END |
FIRST STEP DIAMETER | 0.937 INCHES NOMINAL AA END |
FIRST STEP LENGTH | 0.360 INCHES MINIMUM AND 0.365 INCHES MAXIMUM AA END |
FSC APPLICATION DATA | WINCH,ACFT MTD |
HARDNESS RATING TEST METHOD | ROCKWELL |
HUB OUTSIDE DIAMETER | 0.812 INCHES NOMINAL BB END |
HUB OUTSIDE DIAMETER | 0.811 INCHES MINIMUM AND 0.812 INCHES MAXIMUM AA END |
OUTSIDE DIAMETER | 1.246 INCHES NOMINAL |
OVERALL LENGTH | 0.901 INCHES MINIMUM AND 0.906 INCHES MAXIMUM |
MATERIAL DOCUMENT AND CLASSIFICATION | MIL-H-7493,COMP 4620,COND E4 MIL SPEC SINGLE MATERIAL RESPONSE |
MATERIAL | STEEL COMP 4620 |
METALLIC HARDNESS RATING AND LOCATION | 55.0 ROCKWELL C MINIMUM HUB |
PITCH DIAMETER | 1.124 INCHES NOMINAL |
PROTRUDING HUB CHARACTERISTIC | STEPPED OR GROOVED |
SECOND STEP LENGTH | 0.125 INCHES NOMINAL AA END |
STYLE DESIGNATOR | PLAIN |
SURFACE TREATMENT | CADMIUM |
TEETH ROW QUANTITY | 1 |
TEETH HARDNESS RATING | 27.0 ROCKWELL C MINIMUM |
TEETH QUANTITY PER ROW | 14 |
TOOTH PITCH | 0.250 INCHES NOMINAL |