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National Stock Number:
5305-01-081-0741
Federal Supply Class:
5305
National Item Identification Number:
010810741
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:
| 642AS7549-4 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER | | LL57J82S9 | 16941 | LONG-LOK LLC |
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Techincal Specification:
| COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL | | FASTENER LENGTH | 0.531 INCHES MINIMUM AND 0.562 INCHES MAXIMUM | | HEAD DIAMETER | 0.292 INCHES MINIMUM AND 0.332 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | SLOT | | LOCKING FEATURE | STRIP THREADS | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OR ASTM A583 ASSN STD 3RD MATERIAL RESPONSE FASTENER | | MATERIAL | PLASTIC LOCKING FEATURE | | MATERIAL | STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 303 FASTENER | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER | | SURFACE TREATMENT | PASSIVATE FASTENER | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.369 INCHES MINIMUM AND 0.462 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNC |
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