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National Stock Number:
5305-01-327-9038
Federal Supply Class:
5305
National Item Identification Number:
013279038
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:
| 232410 | 7Z946 | VECTRONIX INC. | | DIN923M4X6-STL | 23991 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| EXTERNAL THREAD TOLERANCE CLASS | 6G | | FASTENER LENGTH | 6.0 MILLIMETERS NOMINAL | | HEAD HEIGHT | 1.68 MILLIMETERS MINIMUM AND 1.92 MILLIMETERS MAXIMUM | | HEAD DIAMETER | 6.78 MILLIMETERS MINIMUM AND 7.00 MILLIMETERS MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 4.0 MILLIMETERS | | SHOULDER DIAMETER | 3.97 MILLIMETERS MINIMUM AND 4.00 MILLIMETERS MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.90 MILLIMETERS MINIMUM AND 1.15 MILLIMETERS MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | THREAD DIRECTION | RIGHT-HAND | | THREAD PITCH IN MILLIMETERS | 0.7 | | THREAD SERIES DESIGNATOR | M | | THREAD LENGTH | 4.5 MILLIMETERS MINIMUM AND 6.0 MILLIMETERS MAXIMUM |
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