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National Stock Number:
5305-01-516-7998
Federal Supply Class:
5305
National Item Identification Number:
015167998
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:
| ISO4762-M20X45-10.9 | I9008 | INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO) | | M20X45MM-ISO 4762-10.9 | 1BFL5 | CENTA CORPORATION |
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Techincal Specification:
| EXTERNAL THREAD TOLERANCE CLASS | 6G | | FASTENER LENGTH | 45.0 MILLIMETERS NOMINAL | | HEAD DIAMETER | 29.53 MILLIMETERS MINIMUM AND 30.00 MILLIMETERS MAXIMUM | | HEAD HEIGHT | 19.73 MILLIMETERS MINIMUM AND 20.00 MILLIMETERS MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL PROPERTY CLASS 10.9 OVERALL | | NOMINAL THREAD DIAMETER | 20.0 MILLIMETERS | | WIDTH ACROSS FLATS | 17.0 MILLIMETERS NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 45.0 MILLIMETERS NOMINAL | | THREAD SERIES DESIGNATOR | M | | THREAD PITCH IN MILLIMETERS | 2.5 |
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