Part Details | EXTERNALLY RELIEVED BODY BOLT
5306-01-064-1557 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 undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.
Alternate Parts: 0128103170001, 01281-0317-0001, 0128103170001, 01281-0317-0001, 5306-01-064-1557, 01-064-1557, 5306010641557, 010641557
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | AUG 18, 1978 | 01-064-1557 | 06675 ( BOLT, EXTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 5306-01-064-1557
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 01281-0317-0001 | 59885 | ROSEMOUNT AEROSPACE INC.DBA A UTC AEROSPACE SYSTEMS COMPANY |
| 01281-0317-0001 | 04274 | ROSEMOUNT INCDBA FISHER ROSEMOUNT SERVICE AND |
Technical Data | NSN 5306-01-064-1557
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.340 INCHES NOMINAL |
| FASTENER LENGTH | 1.355 INCHES MINIMUM AND 1.385 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| FIRST DIAMETER FROM HEAD | 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 1.015 INCHES MINIMUM AND 1.045 INCHES MAXIMUM |