Part Details | EXTERNALLY RELIEVED BODY BOLT
5306-00-722-8272 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: 388036, 388036, 388036, 388036, 5306-00-722-8272, 00-722-8272, 5306007228272, 007228272
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-722-8272 | 06675 ( BOLT, EXTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 5306-00-722-8272
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 388036 | 92215 | ARCONIC GLOBAL FASTENERS & RINGS,INC. |
| 388036 | 56878 | SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION |
| 388036 | 93907 | TEXTRON FASTENING SYSTEMSDBA DECORAH OPERATIONS TFS |
| 388036 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS |
Technical Data | NSN 5306-00-722-8272
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| NONSTANDARD THREAD PITCH DIAMETER | +0.2213 TO +0.2238 INCHES |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.712 INCHES MINIMUM |
| FASTENER LENGTH | 2.552 INCHES MINIMUM AND 2.572 INCHES MAXIMUM |
| MINIMUM YIELD STRENGTH | 140000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 0 HEXAGON |
| HEAD HEIGHT | 0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 3 |
| FIRST DIAMETER FROM HEAD | 0.246 INCHES MINIMUM AND 0.247 INCHES MAXIMUM |
| SECOND DIAMETER FROM HEAD | 0.218 INCHES MINIMUM AND 0.228 INCHES MAXIMUM |
| THIRD DIAMETER FROM HEAD | 0.246 INCHES MINIMUM AND 0.247 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 1.340 INCHES MINIMUM AND 1.360 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 1.840 INCHES MINIMUM AND 1.860 INCHES MAXIMUM |