Part Details | ECCENTRIC HEAD BOLT
5306-00-939-9658 An externally threaded fastener the head of which is usually flat with a periphery not concentric to the bolt shank. The head is not designed for wrenching. It may have a drive feature located at the threaded end, which can be used to rotate the screw and eccentric head into a locking position to secure a flanged or groove component.
Alternate Parts: 495488, 495488, 5306-00-939-9658, 00-939-9658, 5306009399658, 009399658
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | NOV 16, 1965 | 00-939-9658 | 21861 ( BOLT, ECCENTRIC HEAD ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
CROSS RECESS TYPE II
Cross Reference | NSN 5306-00-939-9658
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 495488 | 56878 | SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION |
| 495488 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS |
Technical Data | NSN 5306-00-939-9658
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| FASTENER LENGTH | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| HEAD STYLE | 3 UNDERCUT HEXAGON |
| HEAD DIAMETER | 0.750 INCHES MINIMUM AND 0.770 INCHES MAXIMUM |
| HEAD HEIGHT | 0.100 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.410 INCHES MINIMUM AND 0.430 INCHES MAXIMUM |
| DISTANCE FROM CENTER OF HEAD TO CENTER OF SHANK | 0.150 INCHES NOMINAL |
| INTERNAL DRIVE STYLE | 1 CROSS RECESS TYPE II |