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National Stock Number:
5305-01-216-7458
Federal Supply Class:
5305
National Item Identification Number:
012167458
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:
| NAS4603-3 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| INTERNAL DRIVE STYLE | TRI-WING RECESS | | THREAD SERIES DESIGNATOR | UNJF | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYII,CL2 FED SPEC SINGLE TREATMENT RESPONSE | | SPECIFICATION/STANDARD DATA | 80205-NAS4603-3 GOVERNMENT STANDARD | | SCREW MATERIAL | TITANIUM ALLOY | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.082 INCHES NOMINAL | | FASTENER LENGTH | 0.496 INCHES MINIMUM AND 0.526 INCHES MAXIMUM | | THREAD LENGTH | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM | | NOMINAL THREAD DIAMETER | 0.1900 INCHES | | THREAD CLASS | 3A | | SCREW SURFACE TREATMENT | CADMIUM | | HEAD STYLE | FLAT CHAMFER | | THREAD QUANTITY PER INCH | 32 | | HEAD DIAMETER | 0.338 INCHES NOMINAL | | THREAD DIRECTION | RIGHT-HAND |
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