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National Stock Number:
5305-01-209-9372
Federal Supply Class:
5305
National Item Identification Number:
012099372
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:
| 11911-4-20-1 | 59563 | REID PRODUCTS INC. | | HT4016-4-20X | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4016-4-20X | 17446 | HUCK INTERNATIONAL, INC | | HT4016-4-20X | 56878 | SPS TECHNOLOGIES, LLC | | HT4016-4-20X | 73197 | HI-SHEAR CORPORATION | | HT4016-4-20X | 80539 | SPS TECHNOLOGIES, LLC | | HT4016-4-20X | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4016-4-20X | 97928 | HUCK INTL INC | | HT4016-4-20X | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | ST3M495-4-20-1 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | ST3M495-4-20-1 | 17446 | HUCK INTERNATIONAL, INC | | ST3M495-4-20-1 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | ST3M495-4-20-1 | 60516 | WEST COAST AEROSPACE, INC. | | ST3M495-4-20-1 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 1.632 INCHES MINIMUM AND 1.662 INCHES MAXIMUM | | HEAD DIAMETER | 0.3898 INCHES MINIMUM AND 0.3948 INCHES MAXIMUM | | HEAD HEIGHT | 0.015 INCHES MAXIMUM | | HEAD STYLE | FILLISTER COUNTERSUNK | | INTERNAL DRIVE STYLE | HIGH-TORQUE | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP XM-13 OVERALL | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SHOULDER LENGTH | 1.183 INCHES MINIMUM AND 1.211 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM FIRST SHOULDER | | SPECIAL FEATURES | HEX HOLE IN THREADED END 0.095 MIN AND 0.097 MAX | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.372 INCHES MINIMUM AND 0.422 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 28 |
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