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National Stock Number:
5305-01-608-6660
Federal Supply Class:
5305
National Item Identification Number:
016086660
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:
| 120-1713 | 4GNV9 | BMI DEFENSE SYSTEMS, INC | | 1420CSBZY | 565P3 | MILCOM SUPPLY, INC. |
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Techincal Specification:
| NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL | | SURFACE TREATMENT | ZINC OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.750 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC | | COLOR | YELLOW OVERALL | | FASTENER LENGTH | 1.132 INCHES NOMINAL | | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM OVERALL | | HEAD HEIGHT | 0.132 INCHES NOMINAL | | HEAD DIAMETER | 0.437 INCHES NOMINAL | | HEAD STYLE | BUTTON | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, BUTTON HEAD, HEX SOCKET, STEEL, YELLOW ZINC, 1/4 IN -20 X 1 IN | | PROPRIETARY CHARACTERISTICS | PACS | | MINIMUM TENSILE STRENGTH | 145000 POUNDS PER SQUARE INCH |
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