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National Stock Number:
5305-00-820-1565
Federal Supply Class:
5305
National Item Identification Number:
008201565
Description:
SCREW,TAPPING
Detail:
A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes SCREW, ASSEMBLED WASHER.
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Manufacturer Information:
| AN531C4R6 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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Techincal Specification:
| NONMACHINE THREAD STYLE | DOG TYPE (TYPE B OR C) | | NONMACHINE NOMINAL THREAD DIAMETER | 0.112 INCHES | | FASTENER LENGTH | 0.344 INCHES MINIMUM AND | | 0.375 INCHES MAXIMUM | | MATERIAL | STEEL COMP 410 OVERALL | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.200 INCHES MINIMUM AND | | 0.225 INCHES MAXIMUM | | COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND | | 82.0 DEGREES MAXIMUM | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | FEATURES PROVIDED | CASEHARDENED | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 88044 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | AN531C4R6 |
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