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National Stock Number:
5305-01-240-2658
Federal Supply Class:
5305
National Item Identification Number:
012402658
Description:
SCREW,SHOULDER
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.
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Manufacturer Information:
| HT4009-6-8 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4009-6-8 | 17446 | HUCK INTERNATIONAL, INC | | HT4009-6-8 | 73197 | HI-SHEAR CORPORATION | | HT4009-6-8 | 80539 | SPS TECHNOLOGIES, LLC | | HT4009-6-8 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4009-6-8 | 97928 | HUCK INTL INC | | ST3M505-6-8 | 76301 | THE BOEING COMPANY | | ST3M505-6-8 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4009-6-8 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 1.001 INCHES MINIMUM AND 1.031 INCHES MAXIMUM | | HEAD DIAMETER | 0.752 INCHES MINIMUM AND 0.762 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | HIGH-TORQUE | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP XM-13 OVERALL | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SHOULDER DIAMETER | 0.4052 INCHES MINIMUM AND 0.4057 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 0.333 INCHES MINIMUM AND 0.373 INCHES MAXIMUM FIRST SHOULDER | | SPECIAL FEATURES | INTERNAL HEXAGON SOCKET IN THREADED END 0.1582 IN. MIN AND 0.1617 IN. MAX WIDTH ACROSS FLATS | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.491 INCHES MINIMUM AND 0.541 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 24 |
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