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National Stock Number:
5305-01-506-6573
Federal Supply Class:
5305
National Item Identification Number:
015066573
Description:
SCREW,PANEL FASTENER
Detail:
A headed, threaded fastening device with special square threads, which is designed to be attached to a panel by means of a retaining washer. The screw fastener is used in conjunction with a speed nut to facilitate fastening two items.
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Manufacturer Information:
| HS4103-12D-5.5 | 8V613 | THE BOEING COMPANY |
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Techincal Specification:
| FASTENER LENGTH | 0.847 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MINIMUM YIELD STRENGTH | 4300 POUNDS PER SQUARE INCH | | MINIMUM TENSILE STRENGTH | 3500 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, CAPTIVE | | SPECIAL FEATURES | MATERIAL SCREW ALLOY STEEL 8740, PER AMS 6322 OR EQUIVALENT, SLEEVE CRES 304, PER AMS-QQ-S-763; HEAT TREATMENT SCREW HARNESS RC 38-41, SLEEVE NONE; FINISH SCREW CADMIUM PLATE PER AMS QQ-P-416, TYPE II, CLASS 2, SLEEVE CADMIUM PLATE PER AMS-QQ-P-416, TYPE II, CLASS 2; THREAD PER MIL-S-8879; DRIVER SIZE 0.250 INCH; SHOULDER 0.193 DIA PORM 0.003; HEAD 0.475 INCH DIA; HEAD CROSS 0.168, WIDTH 0.281, HEX 0.181 INCH; GRIP THICKNESS 0.188-0.250 INCH | | THREAD CLASS | 3A | | THREAD LENGTH | 0.281 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 28 |
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