STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | GM 4252-M FSCM 11862 MFR REF 1ST TREATMENT RESPONSE OVERALL OR GM 4435-M CODE A FSCM 11862 MFR REF 2ND TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM OVERALL OR PHOSPHATE OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.470 INCHES NOMINAL |
THREAD QUANTITY PER INCH | 16 |
THREAD SERIES DESIGNATOR | UNC |
CONCENTRIC HOLE DIAMETER | 0.166 INCHES MINIMUM AND 0.176 INCHES MAXIMUM |
EXTENDED WASHER THICKNESS | 0.090 INCHES NOMINAL |
EXTENDED WASHER DIAMETER | 0.525 INCHES MINIMUM AND 0.535 INCHES MAXIMUM |
FASTENER LENGTH | 0.670 INCHES NOMINAL |
HEAD HEIGHT | 0.300 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
HEAD STYLE | DOUBLE HEXAGON W/HOLE |
MATERIAL | STEEL OVERALL |
PROPRIETARY CHARACTERISTICS | PACS |
NOMINAL THREAD DIAMETER | 0.375 INCHES |
WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |