Part Details | INTERNAL WRENCHING BOLT
5306-00-879-2127 An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also SCREW, CAP, SOCKET HEAD. Excludes SETSCREW; SCREW, SHOULDER; BOLT, SHOULDER; SCREW, EXTERNALLY RELIEVED BODY; BOLT, EXTERNALLY RELIEVED BODY; and SCREW, MACHINE.
Alternate Parts: 5A74009, 5306-00-879-2127, 00-879-2127, 5306008792127, 008792127
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | OCT 13, 1967 | 00-879-2127 | 06666 ( BOLT, INTERNAL WRENCHING ) |
REFERENCE DRAWINGS & PICTURES
CROWNED HEXAGON
HEXAGON
DOUBLE HEXAGON FLATS
Cross Reference | NSN 5306-00-879-2127
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 5A74009 | 11599 | TRIUMPH ENGINE CONTROL SYSTEMS, LLC |
Technical Data | NSN 5306-00-879-2127
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.380 INCHES MINIMUM AND 0.460 INCHES MAXIMUM |
| FASTENER LENGTH | 2.230 INCHES MINIMUM AND 2.270 INCHES MAXIMUM |
| HEAD STYLE | 9 CROWNED HEXAGON |
| HEAD DIAMETER | 0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM |
| HEAD HEIGHT | 0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.187 INCHES MINIMUM AND 0.191 INCHES MAXIMUM |
| HOLE CONFIGURATION STYLE | 2 DOUBLE HEXAGON FLATS |
| HOLE TYPE | DRILLED |
| HOLE QUANTITY | 4 |
| HOLE DIAMETER | 0.055 INCHES NOMINAL |
| FIRST DIAMETER FROM HEAD | 0.338 INCHES MINIMUM AND 0.348 INCHES MAXIMUM |
| SECOND DIAMETER FROM HEAD | 0.280 INCHES MINIMUM AND 0.300 INCHES MAXIMUM |
| THIRD DIAMETER FROM HEAD | 0.338 INCHES MINIMUM AND 0.340 INCHES MAXIMUM |
| FOURTH DIAMETER FROM HEAD | 0.230 INCHES MINIMUM AND 0.234 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.120 INCHES MINIMUM AND 0.160 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 1.610 INCHES MINIMUM AND 1.630 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 1.710 INCHES MINIMUM AND 1.730 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER | 1.810 INCHES MINIMUM AND 1.850 INCHES MAXIMUM |