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National Stock Number:
5305-01-255-2668
Federal Supply Class:
5305
National Item Identification Number:
012552668
Description:
SCREW,MACHINE
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.
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Manufacturer Information:
| 21M7250 | 75755 | DEERE & COMPANY | | 610148P5 | 94117 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. | | DIN7985M4-0X7X12 | 87181 | WHITNEY SCREW CORP | | DIN7985M4X0.7X12 | D8286 | DIN DEUTSCHES INSTITUT FUER NORMUNGEV |
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Techincal Specification:
| EXTERNAL THREAD TOLERANCE CLASS | 4H6H | | FASTENER LENGTH | 11.70 MILLIMETERS MINIMUM AND 12.30 MILLIMETERS MAXIMUM | | HEAD DIAMETER | 8.0 MILLIMETERS NOMINAL | | HEAD HEIGHT | 3.1 MILLIMETERS NOMINAL | | HEAD STYLE | PAN | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MINIMUM TENSILE STRENGTH | 70000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 4.0 MILLIMETERS | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | DIN 7985 NATIONAL SPEC ALL MATERIAL RESPONSES | | SCREW MATERIAL | STEEL PROPERTY CLASS 5.8 OR STEEL PROPERTY CLASS 4.8 | | SCREW SURFACE TREATMENT | ZINC OR NICKEL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 10.3 MILLIMETERS MINIMUM AND 12.3 MILLIMETERS MAXIMUM | | THREAD PITCH IN MILLIMETERS | 0.7 | | THREAD SERIES DESIGNATOR | M |
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