|
|
National Stock Number: 5306-01-423-8232
Federal Supply Class: 5306
National Item Identification Number: 014238232
Description: BOLT,INTERNAL WRENCHING
Detail: An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also SCREW, CAP, SOCKET HEAD. Excludes SETSCREW; SCREW, SHOULDER; BOLT, SHOULDER; SCREW, EXTERNALLY RELIEVED BODY; BOLT, EXTERNALLY RELIEVED BODY; and SCREW, MACHINE.
|
Manufacturer Information:
MS20008-38 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | MS20008-38 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
|
Techincal Specification:
THREAD SERIES DESIGNATOR | UNJF | NOMINAL THREAD DIAMETER | 0.500 INCHES | THREAD QUANTITY PER INCH | 20 | THREAD CLASS | 3A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.787 INCHES MINIMUM | FASTENER LENGTH | 3.188 INCHES NOMINAL | MATERIAL | STEEL COMP 4340 OR | | STEEL COMP 4140 OR | | STEEL COMP 8740 OR | | STEEL COMP 8735 OVERALL | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND | | 40.0 ROCKWELL C MAXIMUM OVERALL | HEAD STYLE | BEVEL-CONICAL | HEAD DIAMETER | 0.818 INCHES MINIMUM AND | | 0.828 INCHES MAXIMUM | HEAD HEIGHT | 0.500 INCHES NOMINAL | INTERNAL DRIVE STYLE | HEXAGON | WIDTH ACROSS FLATS | 0.3755 INCHES MINIMUM AND | | 0.3785 INCHES MAXIMUM |
|
|