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National Stock Number:
5305-99-743-5495
Federal Supply Class:
5305
National Item Identification Number:
997435495
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:
| CH127811-1 | K0377 | GOODRICH ACTUATION SYSTEMS LIMITED |
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Techincal Specification:
| HEAD HEIGHT | 0.100 INCHES NOMINAL | | HEAD STYLE | FILLISTER | | INTERNAL DRIVE STYLE | SLOT | | PART NAME ASSIGNED BY CONTROLLING AGENCY | 4-40 UNC BOLT | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | SCREW MATERIAL | STEEL | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-S-365A ASSN STD SINGLE TREATMENT RESPONSE | | SCREW SURFACE TREATMENT | SILVER | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 40.0 | | THREAD SERIES DESIGNATOR | UNC | | FASTENER LENGTH | 3.546 INCHES MINIMUM AND 3.566 INCHES MAXIMUM | | HEAD DIAMETER | 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM |
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