|
|
|
National Stock Number:
5305-00-531-9606
Federal Supply Class:
5305
National Item Identification Number:
005319606
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.
|
Manufacturer Information:
| 491D12 | 0AHP5 | CURTISS-WRIGHT CONTROLS, INC. |
|
Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | THREAD LENGTH | 0.690 INCHES MINIMUM | | FASTENER LENGTH | 1.060 INCHES NOMINAL | | MATERIAL | STEEL COMP 302 OVERALL | | HEAD STYLE | HEXAGON | | THREAD DIRECTION | RIGHT-HAND | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | NONSTANDARD THREAD PITCH DIAMETER | 0.2213 TO 0.2238 INCHES | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5637 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | HEAD HEIGHT | 0.156 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND | | 0.437 INCHES MAXIMUM | | SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD | | 63.0 MICROINCHES GRIP | | 63.0 MICROINCHES THREADS | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 0AHP5 | | DESIGN CONTROL REFERENCE | 491D12 |
|
|