NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | 80205 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.314 INCHES MINIMUM AND 0.364 INCHES MAXIMUM |
FASTENER LENGTH | 1.512 INCHES MINIMUM AND 1.542 INCHES MAXIMUM |
HEAD STYLE | PAN NO. 2 |
HEAD DIAMETER | 0.360 INCHES MINIMUM AND 0.374 INCHES MAXIMUM |
HEAD HEIGHT | 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM |
INTERNAL DRIVE STYLE | HIGH-TORQUE |
NOMINAL THREAD DIAMETER | 0.190 INCHES |
THREAD QUANTITY PER INCH | 32 |
MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
SCREW MATERIAL | STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 |
SCREW SURFACE TREATMENT | CADMIUM AND CHROMATE |
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE |
THREAD SERIES DESIGNATOR | UNJF |
An externally threaded fastener whose threaded portion is of one nominal diameter, No ( . 6 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 1 ( .19 in./5 mm). No. 1 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD. |