Part Details | HEXAGON PLAIN NUT
5310-01-245-2590 A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
Alternate Parts: MILS1222, MIL-S-1222, MILDTL1222, MIL-DTL-1222, 1428UNF2B, 1/4-28UNF-2B, 000.25028UNF2B, 000.250-28UNF-2B, MILS1222G TY1, MIL-S-1222G TY1, 5310-01-245-2590, 01-245-2590, 5310012452590, 012452590
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | NOV 26, 1986 | 01-245-2590 | 01857 ( NUT, PLAIN, HEXAGON ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 5310-01-245-2590
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MIL-S-1222 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| MIL-DTL-1222 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| 1/4-28UNF-2B | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| 000.250-28UNF-2B | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| MIL-S-1222G TY1 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
Technical Data | NSN 5310-01-245-2590
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNF |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | HEXAGON |
| NUT HEIGHT | 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| BEARING SURFACE TYPE | L$DWF |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. |
| CRITICALITY CODE JUSTIFICATION | ZZZY |