|
|
|
National Stock Number:
5305-00-143-2423
Federal Supply Class:
5305
National Item Identification Number:
001432423
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:
| FFS86 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
|
Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.750 INCHES MAXIMUM | | FASTENER LENGTH | 0.750 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | OXIDE OVERALL | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND | | 45.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.311 INCHES MINIMUM AND | | 0.359 INCHES MAXIMUM | | COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.094 INCHES NOMINAL | | NONDEFINITIVE SPEC/STD DATA | 4 TYPE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81348 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FFS86 |
|
|