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National Stock Number:
5305-00-042-8701
Federal Supply Class:
5305
National Item Identification Number:
000428701
Description:
SCREW,CAP,HEXAGON HEAD
Detail:
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.
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Manufacturer Information:
| FFS85TYPE2STYLE10PGRADE2 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | MS35293-167 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | THREAD LENGTH | 1.500 INCHES MINIMUM AND | | 1.725 INCHES MAXIMUM | | FASTENER LENGTH | 2.750 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | HEAD STYLE | HEXAGON | | THREAD DIRECTION | RIGHT-HAND | | NOMINAL THREAD DIAMETER | 0.625 INCHES | | THREAD QUANTITY PER INCH | 11 | | THREAD CLASS | 2A | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PHOSPHATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-16232,TY1,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 100.0 ROCKWELL B MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 64000 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 52000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.378 INCHES MINIMUM AND | | 0.403 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.922 INCHES MINIMUM AND | | 0.938 INCHES MAXIMUM | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND | | 10 STYLE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81348 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FFS85TYPE2STYLE10PGRADE2 | | MANUFACTURERS CODE | 96906 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS35293-167 |
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