|
|
|
National Stock Number:
5305-00-531-1791
Federal Supply Class:
5305
National Item Identification Number:
005311791
Description:
SCREW,CAP,SOCKET HEAD
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
|
Manufacturer Information:
| FFS86TYPE1STYLE11 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
|
Techincal Specification:
| FASTENER LENGTH | 0.500 INCHES NOMINAL | | HEAD DIAMETER | 0.178 INCHES MINIMUM AND 0.183 INCHES MAXIMUM | | HEAD HEIGHT | 0.109 INCHES MINIMUM AND 0.112 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CL 7,TY A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 303 OVERALL | | MINIMUM YIELD STRENGTH | 35000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 11 STYLE | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | THREAD QUANTITY PER INCH | 40 | | WIDTH ACROSS FLATS | 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM |
|
|