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National Stock Number:
5305-99-792-5557
Federal Supply Class:
5305
National Item Identification Number:
997925557
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:
| BMF-303001-18 | K0668 | LEONARDO UK LTD | | BMF303001-018 | K0668 | LEONARDO UK LTD | | BMF303001-18 | K0668 | LEONARDO UK LTD | | BS 4183 | K7766 | BRITISH STANDARDS INSTITUTION | | BMF303001-18 | U2291 | BAE SYTEMS AVIONICS LTDTACTICAL INFO MATION DIVISION | | BS 4183 PS0103L | U4555 | MINISTRY OF DEFENCE ARMY | | BS4183-TABLE 4 M3 X 8 | K7766 | BRITISH STANDARDS INSTITUTION | | BS4183 PS0103L08NT | U4555 | MINISTRY OF DEFENCE ARMY |
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Techincal Specification:
| EXTERNAL THREAD TOLERANCE CLASS | 6G | | FASTENER LENGTH | 7.71 MILLIMETERS MINIMUM AND 8.29 MILLIMETERS MAXIMUM | | HEAD DIAMETER | 5.7 MILLIMETERS MINIMUM AND 6.0 MILLIMETERS MAXIMUM | | HEAD HEIGHT | 1.66 MILLIMETERS MINIMUM AND 1.80 MILLIMETERS MAXIMUM | | HEAD STYLE | PAN NO. 2 | | INTERNAL DRIVE STYLE | SLOT | | NOMINAL THREAD DIAMETER | 3.0 MILLIMETERS | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | BS970 PART 4 GRADE S29 NATIONAL SPEC SINGLE MATERIAL RESPONSE | | SCREW MATERIAL | STEEL COMP 431 | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 7.71 MILLIMETERS MINIMUM AND 8.29 MILLIMETERS MAXIMUM | | THREAD SERIES DESIGNATOR | ISO M | | THREAD PITCH IN MILLIMETERS | 0.5 |
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