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National Stock Number:
5340-00-597-6074
Federal Supply Class:
5340
National Item Identification Number:
005976074
Description:
FASTENER,FLARE LOCK
Detail:
A SHOULDERED HOLLOW SCREW AND THREADED SLEEVE ASSEMBLY, DESIGNED TO BE FASTENED IN PLACE BY TURNING THE SCREW, CAUSING ONE END OF THE SLEEVE TO FLARE OVER THE SHOULDER AND AGAINST THE MATERIAL THROUGH WHICH IT HAS BEEN INSERTED. ALSO, A COUNTERSUNK HEAD HOLLOW SCREW AND FLARED SLEEVE-NUT ASSEMBLY, DESIGNED TO MATE WITH A DIMPLED HOLE IN THE MATERIAL TO WHICH IT IS FASTENED. THE HOLLOW SCREWS MAY ALSO HAVE INTERNAL THREADS FOR ATTACHING SCREWS. SEE ALSO SHIELD, EXPANSION.
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Manufacturer Information:
| 6981 | 17875 | EATON CORPORATION DBA AIR CONTROLS DIVISION DIV AIR CONTROLS DIVISION | | BACS12B-2 | 81205 | THE BOEING COMPANY | | BACS12B2 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| FEATURES PROVIDED | OPEN SLEEVE | | HEAD HEIGHT | 0.025 INCHES NOMINAL | | HEAD DIAMETER | 0.406 INCHES NOMINAL | | HEAD STYLE | FLAT | | HOLE SIZE FOR WHICH DESIGNED | 0.297 INCHES NOMINAL | | INTERNAL DRIVE STYLE | RECESSED | | MATERIAL THICKNESS RANGE FOR WHICH DESIGNED | +0.045 TO 0.080 INCHES | | MOUNTING METHOD | SCREW | | NOMINAL THREAD SIZE | 0.190 INCHES | | SCREW MINIMUM LENGTH FOR WHICH DESIGNED | 0.625 INCHES | | STYLE DESIGNATOR | COUNTERBORED SLEEVE | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 32 |
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