|
|
National Stock Number: 5305-01-514-9567
Federal Supply Class: 5305
National Item Identification Number: 015149567
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:
CA21150-4-1HS | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. |
|
Techincal Specification:
COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | FASTENER LENGTH | 0.638 INCHES MINIMUM AND 0.648 INCHES MAXIMUM | HEAD DIAMETER | 0.360 INCHES NOMINAL | HEAD STYLE | FLAT COUNTERSUNK | INTERNAL DRIVE STYLE | HEXAGON | MATERIAL | STEEL COMP 4140 OR STEEL COMP 8740 OVERALL | NOMINAL THREAD DIAMETER | 0.250 INCHES | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,CAP,SOCKET HEAD | WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL | SURFACE TREATMENT | TIN OVERALL | THREAD CLASS | 3A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.477 INCHES MINIMUM AND 0.497 INCHES MAXIMUM | THREAD QUANTITY PER INCH | 28 | THREAD SERIES DESIGNATOR | UNF |
|
|