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National Stock Number:
5305-00-722-6520
Federal Supply Class:
5305
National Item Identification Number:
007226520
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:
| 10125444 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 58A164B9 | 0K292 | OMEGA INTERCONNECT, INC. | | 58A164B9 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 58A164B9 | 48406 | SWISS TECHNOLOGY INC | | RP693587 | A167N | SAAB AKTIEBOLAG | | RP693587 | S3514 | SAAB AB (PUBL) - BUSINESS AREA SURVEILLANCE - EW SYSTEMS |
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Techincal Specification:
| FASTENER LENGTH | 0.281 INCHES NOMINAL | | HARDNESS RATING | 70.5 ROCKWELL A MINIMUM AND 72.0 ROCKWELL A MAXIMUM | | HEAD DIAMETER | 0.491 INCHES MINIMUM AND 0.501 INCHES MAXIMUM | | HEAD HEIGHT | 0.344 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | SLOT | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 3RD MATERIAL RESPONSE | | SCREW MATERIAL | STEEL COMP E4340 OR STEEL COMP 4340 OR STEEL COMP 4140 | | SCREW SURFACE TREATMENT | CADMIUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.198 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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