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National Stock Number:
5305-01-305-5570
Federal Supply Class:
5305
National Item Identification Number:
013055570
Description:
SCREW,MACHINE
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 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. 10 (0.190 in./5 mm). No. 10 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.
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Manufacturer Information:
| 122966AH3-8 | 80539 | SPS TECHNOLOGIES, LLC | | AM2800A3-H8 | 1FY45 | AERO MECHANICAL FASTENING SYSTEMS INC | | GB511DU3-8H | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | MATP111A43-8 | 58845 | ABOUNDING SECURITY INC DIV OF MAA CORP | | HR217-3-8H | 73197 | HI-SHEAR CORPORATION | | HR217-3-8H | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | SC2174-3A8 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | PBF1355A3H-8 | 27624 | SPS TECHNOLOGIES LLC |
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Techincal Specification:
| BEARING SURFACE OF HEAD SURFACE FINISH | 32.0 MICROINCHES | | FASTENER LENGTH | 0.848 INCHES MINIMUM AND 0.878 INCHES MAXIMUM | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM | | HEAD DIAMETER | 0.360 INCHES MINIMUM AND 0.374 INCHES MAXIMUM | | HEAD HEIGHT | 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM | | HEAD HOLE CONFIGURATION STYLE | ROUND | | HEAD STYLE | PAN | | HOLE DIAMETER | 0.032 INCHES MINIMUM AND 0.042 INCHES MAXIMUM | | HOLE QUANTITY | 1 | | INTERNAL DRIVE STYLE | TORQUE SET | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE | | 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 | | SHANK SURFACE FINISH | 32.0 MICROINCHES | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.363 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 32 | | THREAD SURFACE FINISH | 32.0 MICROINCHES |
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