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National Stock Number:
5305-00-899-1480
Federal Supply Class:
5305
National Item Identification Number:
008991480
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:
| 10063048 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | M60FS428-8C | 26233 | NYLOK LLC |
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Techincal Specification:
| FASTENER LENGTH | 0.500 INCHES NOMINAL | | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 0.375 INCHES NOMINAL | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | LOCKING FEATURE | PELLET THREADS | | MATERIAL | STEEL FASTENER | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH ACROSS FLATS | 0.189 INCHES NOMINAL | | SURFACE TREATMENT | CADMIUM FASTENER | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNF |
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