MRC | Criteria | Characteristic |
---|---|---|
AAJD | THREAD CLASS | 3A |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 0.375 INCHES MAXIMUM |
AASB | FASTENER LENGTH | 0.375 INCHES NOMINAL |
AASK | HEAD STYLE | FLAT COUNTERSUNK |
AASL | HEAD DIAMETER | 0.319 INCHES MINIMUM AND 0.332 INCHES MAXIMUM |
AAUM | LOCKING FEATURE | PATCH THREADS OR STRIP THREADS |
ABQZ | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
AHYM | NOMINAL THREAD DIAMETER | 0.164 INCHES |
CMLP | THREAD QUANTITY PER INCH | 32 |
CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
MATT | MATERIAL | PLASTIC LOCKING FEATURE |
MATT | MATERIAL | STEEL FASTENER |
SFTT | SURFACE TREATMENT | CADMIUM FASTENER AND CHROMATE FASTENER |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
THSD | THREAD SERIES DESIGNATOR | UNC |
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