NSN 5306-00-091-5381
Part Details | EXTERNALLY RELIEVED BODY BOLT
5306-00-091-5381 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: 228117, 5306-00-091-5381, 00-091-5381, 5306000915381, 000915381
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
53 | JAN 01, 1963 | 00-091-5381 | 06675 ( BOLT, EXTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON

Cross Reference | NSN 5306-00-091-5381
Part Number | Cage Code | Manufacturer |
---|---|---|
228117 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS |
Technical Data | NSN 5306-00-091-5381
Characteristic | Specifications |
---|---|
THREAD SERIES DESIGNATOR | UNF |
NOMINAL THREAD DIAMETER | 0.312 INCHES |
THREAD QUANTITY PER INCH | 24 |
THREAD CLASS | 3A |
THREAD LENGTH | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
FASTENER LENGTH | 3.930 INCHES MINIMUM AND 3.950 INCHES MAXIMUM |
HEAD STYLE | HEXAGON |
HEAD HEIGHT | 0.270 INCHES MINIMUM AND 0.290 INCHES MAXIMUM |
WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
FIRST DIAMETER FROM HEAD | 0.309 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
SECOND DIAMETER FROM HEAD | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 3.420 INCHES MINIMUM AND 3.460 INCHES MAXIMUM |