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National Stock Number:
5305-01-622-1057
Federal Supply Class:
5305
National Item Identification Number:
016221057
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:
| 32-102911 | 4N7D4 | ATC LIGHTING & PLASTICS, INC | | 432-102911I | 4N7D4 | ATC LIGHTING & PLASTICS, INC |
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Techincal Specification:
| FASTENER LENGTH | 0.250 INCHES NOMINAL | | HEAD DIAMETER | 0.260 INCHES NOMINAL | | HEAD HEIGHT | 0.130 INCHES NOMINAL | | HEAD STYLE | FILLISTER | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI-1022 CASE HARDENED ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1022 OVERALL | | NONMACHINE NOMINAL THREAD DIAMETER | 0.164 INCHES | | NONMACHINE THREAD STYLE | WIDE FLUTE (TYPE T) | | PART NAME ASSIGNED BY CONTROLLING AGENCY | RETAINING RING SCREW | | SPECIAL FEATURES | MUST PASS MININUM 96 HOUR SALT TEST | | SURFACE TREATMENT | DICHROMATE ZINC OVERALL |
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