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National Stock Number:
5305-01-086-8519
Federal Supply Class:
5305
National Item Identification Number:
010868519
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:
| 69994P4-6C | 73030 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.634 INCHES MINIMUM AND | | 0.766 INCHES MAXIMUM | | FASTENER LENGTH | 0.734 INCHES MINIMUM AND | | 0.766 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4037 OR | | STEEL COMP 8740 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6300 ASSN STD 1ST MATERIAL RESPONSE OR | | AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 1 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND | | 40.0 ROCKWELL C MAXIMUM OVERALL | | HEAD STYLE | FLAT CHAMFER | | HEAD DIAMETER | 0.375 INCHES MAXIMUM | | HEAD HEIGHT | 0.250 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.188 INCHES MINIMUM AND | | 0.190 INCHES MAXIMUM | | HOLE CONFIGURATION STYLE | ROUND INTERNAL HEXAGON | | HOLE TYPE | DRILLED | | HOLE QUANTITY | 6 | | HOLE DIAMETER | 0.055 INCHES NOMINAL | | SURFACE FINISH | 32.0 MICROINCHES THREADS |
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