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National Stock Number:
5305-01-260-9342
Federal Supply Class:
5305
National Item Identification Number:
012609342
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:
| HT4020-5-10Y | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4020-5-10Y | 17446 | HUCK INTERNATIONAL, INC | | HT4020-5-10Y | 73197 | HI-SHEAR CORPORATION | | HT4020-5-10Y | 80539 | SPS TECHNOLOGIES, LLC | | HT4020-5-10Y | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4020-5-10Y | 97928 | HUCK INTL INC | | HT4020-5-10Y | 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 | 1.140 INCHES MINIMUM AND 1.187 INCHES MAXIMUM | | HEAD DIAMETER | 0.575 INCHES MINIMUM AND 0.635 INCHES MAXIMUM | | HEAD HEIGHT | 0.082 INCHES MINIMUM AND 0.084 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT | | INTERNAL DRIVE STYLE | HIGH-TORQUE | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 7110 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SHOULDER DIAMETER | 0.342 INCHES MINIMUM AND 0.343 INCHES MAXIMUM ALL SHOULDERS | | SHOULDER LENGTH | 0.075 INCHES MINIMUM AND 0.077 INCHES MAXIMUM ALL SHOULDERS | | SHOULDER SHAPE | ROUND OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.521 INCHES MINIMUM AND 0.541 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNJF |
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