Part Details | EXTERNALLY RELIEVED BODY BOLT
5306-00-857-8488 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: 8650931, 865093-1, 5306-00-857-8488, 00-857-8488, 5306008578488, 008578488
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | OCT 13, 1967 | 00-857-8488 | 06675 ( BOLT, EXTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
Cross Reference | NSN 5306-00-857-8488
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 865093-1 | 99193 | HONEYWELL INTERNATIONAL INC.DBA HONEYWELL |
Technical Data | NSN 5306-00-857-8488
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.640 INCHES MINIMUM AND 0.700 INCHES MAXIMUM |
| FASTENER LENGTH | 3.330 INCHES MINIMUM AND 3.360 INCHES MAXIMUM |
| HEAD STYLE | 6 UNDERCUT HEXAGON |
| HEAD DIAMETER | 0.460 INCHES MINIMUM AND 0.480 INCHES MAXIMUM |
| HEAD HEIGHT | 0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| DISTANCE FROM CENTERLINE TO FLAT | 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 4 |
| FIRST DIAMETER FROM HEAD | 0.263 INCHES MINIMUM AND 0.264 INCHES MAXIMUM |
| SECOND DIAMETER FROM HEAD | 0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM |
| THIRD DIAMETER FROM HEAD | 0.263 INCHES MINIMUM AND 0.264 INCHES MAXIMUM |
| FOURTH DIAMETER FROM HEAD | 0.186 INCHES MINIMUM AND 0.196 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.180 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 0.240 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER | 2.630 INCHES MINIMUM AND 2.720 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |