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National Stock Number:
5305-01-194-9193
Federal Supply Class:
5305
National Item Identification Number:
011949193
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:
| HT4020-5-8AX | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4020-5-8AX | 17446 | HUCK INTERNATIONAL, INC | | HT4020-5-8AX | 73197 | HI-SHEAR CORPORATION | | HT4020-5-8AX | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4020-5-8AX | 97928 | HUCK INTL INC | | HT4020-5-8AX | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | ST3M653C5-8A | 0PTK6 | SPS TECHNOLOGIES INC | | ST3M653C5-8A | 76301 | THE BOEING COMPANY | | ST3M653C5-8A | 80539 | SPS TECHNOLOGIES, LLC | | ST3M653C5-8A | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | ST3M653C5-8A | K5673 | SPS TECHNOLOGIES LTD TJ BROOKS DIVISION |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 1.015 INCHES MINIMUM AND 1.062 INCHES MAXIMUM | | HEAD HEIGHT | 0.082 INCHES MINIMUM AND 0.084 INCHES MAXIMUM | | HEAD DIAMETER | 0.629 INCHES MINIMUM AND 0.634 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT | | INTERNAL DRIVE STYLE | HIGH-TORQUE | | MATERIAL DOCUMENT AND CLASSIFICATION | ST7-251 FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SHOULDER DIAMETER | 0.3271 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 0.408 INCHES MINIMUM AND 0.426 INCHES MAXIMUM FIRST SHOULDER | | SPECIAL FEATURES | FURNISHED WITH ONE O RING | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.505 INCHES MINIMUM AND 0.572 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 24 |
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