FASTENER LENGTH | 0.271 INCHES MINIMUM AND 0.301 INCHES MAXIMUM |
HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM PRIMARY WASHER |
HEAD DIAMETER | 0.250 INCHES MINIMUM AND 0.280 INCHES MAXIMUM |
HEAD HEIGHT | 0.077 INCHES MINIMUM AND 0.107 INCHES MAXIMUM |
HEAD STYLE | PAN |
MATERIAL ACCOMMODATED THICKNESS | 0.031 INCHES MINIMUM AND 0.062 INCHES MAXIMUM |
MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES PRIMARY WASHER |
MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF |
PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
MINIMUM TENSILE STRENGTH | 140000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.138 INCHES |
SPECIAL FEATURES | FINISH COLOR BLACK |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CL3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | OXIDE OVERALL |
THREAD CLASS | 2A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.188 INCHES MINIMUM AND 0.218 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 32 |
THREAD SERIES DESIGNATOR | UNC |