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National Stock Number:
5305-00-660-1862
Federal Supply Class:
5305
National Item Identification Number:
006601862
Description:
SCREW,LAG
Detail:
AN EXTERNALLY THREADED FASTENER HAVING A SQUARE OR HEXAGON HEAD AND WITH A CONTINUOUS THREAD (WOOD SCREW TYPE OR FETTER TYPE) EXTENDING FROM A GIMLET OR CONE POINT FOR A DISTANCE OF SLIGHTLY MORE THAN ONE-HALF THE LENGTH OF THE SCREW.
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Manufacturer Information:
| FFB561 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| FASTENER LENGTH | 5.000 INCHES NOMINAL | | HARDNESS RATING | 60.0 ROCKWELL B MINIMUM OVERALL | | HEAD HEIGHT | 0.422 INCHES NOMINAL | | HEAD STYLE | SQUARE | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 2 STYLE AND B GRADE | | NONMACHINE NOMINAL THREAD DIAMETER | 0.625 INCHES | | NONMACHINE THREAD STYLE | CONE POINT (TYPE BP) | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A-307,GR A ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH | | WIDTH BETWEEN FLATS | 0.938 INCHES NOMINAL | | SURFACE TREATMENT | ZINC OVERALL |
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