Part Details | EXTERNALLY RELIEVED BODY SCREW
5305-00-486-3568 An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.
Alternate Parts: 5490944004, 549-0944-004, 5490944004, 549-0944-004, 5305-00-486-3568, 00-486-3568, 5305004863568, 004863568
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUN 19, 1974 | 00-486-3568 | 01852 ( SCREW, EXTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
CROWNED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-486-3568
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 549-0944-004 | 13499 | ROCKWELL COLLINS, INC.DBA GOVERNMENT SYSTEMS |
| 549-0944-004 | 95105 | ROCKWELL COLLINS, INC.DIV GOVERNMENT SYSTEMS - DALLAS |
Technical Data | NSN 5305-00-486-3568
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.164 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 2A |
| HEAD STYLE | 9 CROWNED HEXAGON |
| HEAD DIAMETER | 0.235 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| HEAD HEIGHT | 0.132 INCHES MINIMUM AND 0.156 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| FIRST DIAMETER FROM HEAD | 0.139 INCHES MINIMUM AND 0.145 INCHES MAXIMUM |
| SECOND DIAMETER FROM HEAD | 0.159 INCHES MINIMUM AND 0.165 INCHES MAXIMUM |
| THIRD DIAMETER FROM HEAD | 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 5.024 INCHES MINIMUM AND 5.054 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 5.118 INCHES MINIMUM AND 5.148 INCHES MAXIMUM |