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National Stock Number:
5305-01-264-5872
Federal Supply Class:
5305
National Item Identification Number:
012645872
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:
| 704AS9843-2 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER | | 899843-2 | 96214 | RAYTHEON COMPANY | | S20620-2 | 26233 | NYLOK LLC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.086 INCHES | | THREAD QUANTITY PER INCH | 56 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.141 INCHES MINIMUM AND | | 0.194 INCHES MAXIMUM | | FASTENER LENGTH | 0.213 INCHES MINIMUM AND | | 0.223 INCHES MAXIMUM | | MATERIAL | PLASTIC LOCKING FEATURE | | STEEL COMP 321 OR | | STEEL COMP 347 OR | | STEEL COMP 303 OR | | STEEL COMP 302 FASTENER | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-F-18240 MIL SPEC SINGLE MATERIAL RESPONSE LOCKING FEATURE | | SURFACE TREATMENT | PASSIVATE FASTENER | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER | | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.143 INCHES MINIMUM AND | | 0.172 INCHES MAXIMUM | | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND | | 101.0 DEGREES MAXIMUM | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | LOCKING FEATURE | PATCH THREADS | | SPECIAL FEATURES | LOCKING ELEMENT SHALL BEGIN NO MORE THAN TWO AND ONE HALF THREADS FROM SCREW END |
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