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National Stock Number:
5305-01-190-2202
Federal Supply Class:
5305
National Item Identification Number:
011902202
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:
| 11879C5-7A | 59563 | REID PRODUCTS INC. | | 3M902C5-7A | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | FT4020-5-7AY | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4020-5-7AY | 0PTK6 | SPS TECHNOLOGIES INC | | HT4020-5-7AY | 17446 | HUCK INTERNATIONAL, INC | | 3M902C5-7A | 76301 | THE BOEING COMPANY | | WC4020-5-7AY | 60516 | WEST COAST AEROSPACE, INC. | | HT4020-5-7AY | 73197 | HI-SHEAR CORPORATION | | HT4020-5-7AY | 80539 | SPS TECHNOLOGIES, LLC | | HT4020-5-7AY | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4020-5-7AY | 97928 | HUCK INTL INC | | HT4020-5-7AY | K5673 | SPS TECHNOLOGIES LTD TJ BROOKS DIVISION | | HT4020-5-7AY | 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 | 0.531 INCHES NOMINAL | | FASTENER LENGTH | 0.953 INCHES MINIMUM AND | | 1.000 INCHES MAXIMUM | | MATERIAL | IRON ALLOY 660 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.629 INCHES MINIMUM AND | | 0.634 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 | 0.428 INCHES MINIMUM AND | | 0.448 INCHES MAXIMUM FIRST SHOULDER | | SPECIAL FEATURES | FURNISHED WITH ONE O RING. MUST BE LUBRICATE WITH CETYL ALCOHOL |
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