39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
CWCD
NOMINAL OUTSIDE DIAMETER
0.863 INCHES SECOND GEAR
CWFR
NOMINAL OVERALL LENGTH
1.163 INCHES
CWQN
HUB NOMINAL LENGTH
0.688 INCHES BETWEEN FIRST AND SECOND GEAR
CWRS
BORE NOMINAL DIAMETER
0.468 INCHES FIRST END
CWTB
COUNTERBORE NOMINAL DEPTH
0.876 INCHES FIRST END
CWTG
COUNTERBORE NOMINAL DIAMETER
1.259 INCHES FIRST END
CWTR
HUB STYLE DESIGNATOR
1 STEP BETWEEN FIRST AND SECOND GEAR
CWTX
HUB NOMINAL DIAMETER
1.560 INCHES BETWEEN FIRST AND SECOND GEAR
CWWK
PRECISION CLASSIFICATION
QUALITY NUMBER 10 FIRST GEAR OR QUALITY NUMBER 11 FIRST GEAR
MATT
MATERIAL
STEEL COMP 4340 OVERALL
MDCL
MATERIAL DOCUMENT AND CLASSIFICATION
"MIL-S-5000,COMP 4340 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL"
SFTT
SURFACE TREATMENT
PHOSPHATE OVERALL
TEST
TEST DATA DOCUMENT
"81349-MIL-I-6868 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS ""TYPICAL"", ""AVERAGE"", ""NOMINAL"", ETC.)."