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National Stock Number:
5305-01-218-1437
Federal Supply Class:
5305
National Item Identification Number:
012181437
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:
| HT4059V4-11AS | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | HT4059V4-11AS | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4059V4-11AS | 08524 | DEUTSCH FASTENER CORP | | HT4059V4-11AS | 09177 | AM MULTIGRAPHICS DIV OF AM INTL INC | | HT4059V4-11AS | 17446 | HUCK INTERNATIONAL, INC | | HT4059V4-11AS | 73197 | HI-SHEAR CORPORATION | | HT4059V4-11AS | 80539 | SPS TECHNOLOGIES, LLC | | HT4059V4-11AS | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4059V4-11AS | 97928 | HUCK INTL INC | | HT4059V4-11AS | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | ST3M850V4-11AS | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 1.141 INCHES MINIMUM AND 1.188 INCHES MAXIMUM | | HEAD HEIGHT | 0.065 INCHES MINIMUM AND 0.067 INCHES MAXIMUM | | HEAD DIAMETER | 0.456 INCHES MINIMUM AND 0.508 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT | | INTERNAL DRIVE STYLE | HIGH-TORQUE | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | PROPRIETARY CHARACTERISTICS | MRCS | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SHOULDER DIAMETER | 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.6103 INCHES MINIMUM AND 0.6323 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SPECIAL FEATURES | CETYL ALCOHOL LUBE; FURNISHED WITH ONE O RING | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.443 INCHES MINIMUM AND 0.510 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNJF |
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