TORKON FASTENER CORP | 26304 |
MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | 96906 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.381 INCHES MINIMUM AND 0.447 INCHES MAXIMUM |
FASTENER LENGTH | 0.578 INCHES MINIMUM AND 0.624 INCHES MAXIMUM |
HEAD STYLE | FLAT COUNTERSUNK |
HEAD DIAMETER | 0.327 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
LOCKING FEATURE | PATCH THREADS OR PELLET THREADS OR STRIP THREADS |
INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
NOMINAL THREAD DIAMETER | 0.190 INCHES |
THREAD QUANTITY PER INCH | 32 |
MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
MATERIAL | STEEL COMP 4037 OVERALL OR STEEL COMP 8630 OVERALL |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6300 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
THREAD SERIES DESIGNATOR | UNF |
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE. |