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National Stock Number:
5305-00-064-8414
Federal Supply Class:
5305
National Item Identification Number:
000648414
Description:
SCREW,CAP,SOCKET HEAD
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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Manufacturer Information:
| 734677PC75 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | SPE339-E5 | K0378 | ROLLS-ROYCE PLC |
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Techincal Specification:
| FASTENER LENGTH | 0.313 INCHES NOMINAL | | HEAD DIAMETER | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM | | HEAD HEIGHT | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD 1ST MATERIAL RESPONSE OR 66 FED STD 2ND MATERIAL RESPONSE OR 66 FED STD 3RD MATERIAL RESPONSE OR 66 FED STD 4TH MATERIAL RESPONSE OR 66 FED STD 5TH MATERIAL RESPONSE OR 66 FED STD 6TH MATERIAL RESPONSE OR AISI/SAE ASSN STD 6TH MATERIAL RESPONSE OR 66 FED STD 7TH MATERIAL RESPONSE OR AISI/SAE ASSN STD 7TH MATERIAL RESPONSE OR 66 FED STD 8TH MATERIAL RESPONSE OR AISI/SAE ASSN STD 8TH MATERIAL RESPONSE OR 66 FED STD 9TH MATERIAL RESPONSE OR AISI/SAE ASSN STD 9TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 8630 OR STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 2340 OR STEEL COMP 3135 OR STEEL COMP 4340 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH ACROSS FLATS | 0.188 INCHES NOMINAL | | SURFACE TREATMENT | ZINC OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.313 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC |
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