NSN 5306-00-172-9441
Part Details | EXTERNALLY RELIEVED BODY BOLT
5306-00-172-9441 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: 6857171, 685717-1, 6857171, 685717-1, 5306-00-172-9441, 00-172-9441, 5306001729441, 001729441
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | NOV 24, 1971 | 00-172-9441 | 06675 ( BOLT, EXTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
Cross Reference | NSN 5306-00-172-9441
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 685717-1 | 49956 | RAYTHEON COMPANYDBA RAYTHEON |
| 685717-1 | 3B150 | RAYTHEON COMPANYDBA RAYTHEON |
Technical Data | NSN 5306-00-172-9441
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.276 INCHES NOMINAL |
| FASTENER LENGTH | 0.346 INCHES NOMINAL |
| HEAD STYLE | 3 UNDERCUT HEXAGON |
| HEAD DIAMETER | 0.620 INCHES NOMINAL |
| HEAD HEIGHT | 0.094 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |