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National Stock Number:
5305-01-248-4489
Federal Supply Class:
5305
National Item Identification Number:
012484489
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:
| HT4060V5-12D | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4060V5-12D | 17446 | HUCK INTERNATIONAL, INC | | HT4060V5-12D | 73197 | HI-SHEAR CORPORATION | | HT4060V5-12D | 80539 | SPS TECHNOLOGIES, LLC | | HT4060V5-12D | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4060V5-12D | 97928 | HUCK INTL INC | | ST3M851V5-12D | 73197 | HI-SHEAR CORPORATION | | ST3M851V5-12D | 76301 | THE BOEING COMPANY | | ST3M851V5-12D | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | ST3M851V5-12D | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.505 INCHES MINIMUM AND | | 0.572 INCHES MAXIMUM | | FASTENER LENGTH | 1.265 INCHES MINIMUM AND | | 1.312 INCHES MAXIMUM | | MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OR | | AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT | | HEAD DIAMETER | 0.575 INCHES MINIMUM AND | | 0.633 INCHES MAXIMUM | | HEAD HEIGHT | 0.0749 INCHES MINIMUM AND | | 0.0769 INCHES MAXIMUM | | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL | | INTERNAL DRIVE STYLE | HIGH-TORQUE | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.3427 INCHES MINIMUM AND | | 0.3432 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.740 INCHES MINIMUM AND | | 0.760 INCHES MAXIMUM FIRST SHOULDER |
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