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National Stock Number:
5305-01-143-4077
Federal Supply Class:
5305
National Item Identification Number:
011434077
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:
| 11879C7-13A | 59563 | REID PRODUCTS INC. | | 3M902C7-13A | 0PTK6 | SPS TECHNOLOGIES INC | | HT4020-7-13AY | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4020-7-13AY | 17446 | HUCK INTERNATIONAL, INC | | 3M902C7-13A | 76301 | THE BOEING COMPANY | | 3M902C7-13A | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4020-7-13AY | 73197 | HI-SHEAR CORPORATION | | HT4020-7-13AY | 80539 | SPS TECHNOLOGIES, LLC | | HT4020-7-13AY | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4020-7-13AY | 97928 | HUCK INTL INC | | HT4020-7-13AY | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.438 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.631 INCHES MINIMUM AND | | 0.698 INCHES MAXIMUM | | FASTENER LENGTH | 1.453 INCHES MINIMUM AND | | 1.500 INCHES MAXIMUM | | MATERIAL | STEEL COMP XM-13 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT | | HEAD DIAMETER | 0.881 INCHES MINIMUM AND | | 0.888 INCHES MAXIMUM | | HEAD HEIGHT | 0.113 INCHES MINIMUM AND | | 0.120 INCHES MAXIMUM | | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL | | INTERNAL DRIVE STYLE | HIGH-TORQUE | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.4677 INCHES MINIMUM AND | | 0.4682 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.682 INCHES MINIMUM AND | | 0.709 INCHES MAXIMUM FIRST SHOULDER | | SPECIAL FEATURES | FURNISHED WITH ONE RUBBER O RING |
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