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National Stock Number:
5305-00-908-5194
Federal Supply Class:
5305
National Item Identification Number:
009085194
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:
| 514976-1 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2 | | MDE323210-9 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.978 INCHES NOMINAL FIRST HOLE | | FASTENER LENGTH | 3.278 INCHES NOMINAL | | HARDNESS RATING | 31.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 2.460 INCHES MINIMUM AND 2.500 INCHES MAXIMUM | | HEAD HEIGHT | 0.720 INCHES NOMINAL | | HEAD STYLE | PAN | | INTERNAL DRIVE STYLE | SQUARE | | MATERIAL | STEEL COMP 630 OVERALL | | NOMINAL THREAD DIAMETER | 1.250 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | SHANK UNTHREADED HOLE DIAMETER | 0.187 INCHES NOMINAL FIRST HOLE | | WIDTH ACROSS FLATS | 0.503 INCHES NOMINAL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.300 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 18 | | THREAD SERIES DESIGNATOR | UNEF |
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