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National Stock Number:
5305-01-116-4800
Federal Supply Class:
5305
National Item Identification Number:
011164800
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:
| 3MDFL1218-3V4 | 03038 | LONG-LOK, LLC | | 3MDFL1218-3V4 | 17910 | NYLOK LLC | | 3MDFL1218-3V4 | 26304 | TORKON FASTENER CORP | | 3MDFL1218-3V4 | 27238 | BRISTOL INDUSTRIES, LLC | | 3MDFL1218-3V4 | 56878 | SPS TECHNOLOGIES, LLC | | 3MDFL1218-3V4 | 59093 | NYLOK LLC | | 3MDFL1218-3V4 | 60062 | TOWNE PAULSEN AND CO INC | | 3MDFL1218-3V4 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| FASTENER LENGTH | 0.574 INCHES MINIMUM AND 0.604 INCHES MAXIMUM | | HEAD HEIGHT | 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM | | HEAD DIAMETER | 0.360 INCHES MINIMUM AND 0.374 INCHES MAXIMUM | | HEAD STYLE | PAN | | INTERNAL DRIVE STYLE | HIGH-TORQUE | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | NAS 621 ASSN STD SINGLE MATERIAL RESPONSE | | SCREW MATERIAL | TITANIUM ALLOY UNS R54520 | | SPECIAL FEATURES | DRY FILM LUBRICATED FASTENERS PER MIL-L-8937 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.314 INCHES MINIMUM AND 0.364 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
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