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National Stock Number:
5305-01-046-0704
Federal Supply Class:
5305
National Item Identification Number:
010460704
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:
| 10427373 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | HT4009-4-8 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4009-4-8 | 17446 | HUCK INTERNATIONAL, INC | | HT4009-4-8 | 56878 | SPS TECHNOLOGIES, LLC | | HT4009-4-8 | 73197 | HI-SHEAR CORPORATION | | HT4009-4-8 | 80539 | SPS TECHNOLOGIES, LLC | | ST3M505-4-8 | 76301 | THE BOEING COMPANY | | ST3M505-4-8 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4009-4-8 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HT4009-4-8 | 97928 | HUCK INTL INC | | HT4009-4-8 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 0.882 INCHES MINIMUM AND 0.912 INCHES MAXIMUM | | HEAD DIAMETER | 0.456 INCHES MINIMUM AND 0.508 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | HIGH-TORQUE | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP XM-13 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SHOULDER DIAMETER | 0.2802 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 0.395 INCHES MINIMUM AND 0.415 INCHES MAXIMUM FIRST SHOULDER | | SPECIAL FEATURES | SOCKET DRIVE RECESS IN THREAD END 0.0947 IN. MIN AND 0.0967 IN. MAX WIDTH ACROSS FLATS | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.372 INCHES MINIMUM AND 0.422 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 28 |
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