|
|
|
National Stock Number:
4730-00-177-0379
Federal Supply Class:
4730
National Item Identification Number:
001770379
Description:
PACKING NUT
Detail:
AN ITEM HAVING INTERNAL AND/OR EXTERNAL MACHINE THREAD(S) (THREADS OTHER THAN PIPE OR HOSE SERIES), SPECIFICALLY DESIGNED TO RETAIN, BY MEANS OR GROOVE(S), SHOULDER(S), AND THE LIKE, PACKING AND/OR A PACKING GLAND WITHIN A STUFFING BOX. SEE ALSO BUSHING, MACHINE THREAD; INVERTED NUT, TUBE COUPLING; AND NUT, TUBE COUPLING. EXCLUDES PACKING NUT, STUFFING TUBE; AND USE WITH ELECTRICAL CABLE, AND LOCKNUT, PIPE.
|
Manufacturer Information:
| 3018174 | 00198 | PRATT & WHITNEY CANADA CORP |
|
Techincal Specification:
| CASEHARDENING INDICATOR | CASEHARDENED | | HOLE OR SLOT QUANTITY | 8 | | LARGEST INSIDE DIAMETER | 1.173 INCHES MINIMUM AND 1.193 INCHES MAXIMUM | | MAJOR UNTHREADED OUTSIDE DIAMETER | 1.540 INCHES MINIMUM AND 1.560 INCHES MAXIMUM | | OVERALL LENGTH | 0.530 INCHES MINIMUM AND 0.540 INCHES MAXIMUM | | MATERIAL HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM | | MATERIAL | STEEL COMP 8740 | | SCREW THREAD LOCATION | INTERNAL | | SCREW THREAD SERIES DESIGNATOR | UNEF | | SLOT WIDTH | 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM | | SMALLEST OUTSIDE DIAMETER | 1.360 INCHES MINIMUM AND 1.370 INCHES MAXIMUM | | STYLE DESIGNATOR | ROUND, INTERNAL THREAD, SHOULDERED | | SURFACE TREATMENT | CADMIUM | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM | | THREAD PITCH DIAMETERS | +1.1399 TO 1.1445 INCHES | | THREAD SIZE | 1.3/16-18 |
|
|