NSN 5310-01-372-3940
Part Details | HEXAGON PLAIN NUT
5310-01-372-3940 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: 51618UNC2B TY2 GR316, 5/16-18UNC-2B TY2 GR316, MILS1222, MIL-S-1222, MILDTL1222, MIL-DTL-1222, 51618UNC2B T YII GR316, 5/16-18UNC-2B T YII GR316, 5310-01-372-3940, 01-372-3940, 5310013723940, 013723940
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAR 10, 1993 | 01-372-3940 | 01857 ( NUT, PLAIN, HEXAGON ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 5310-01-372-3940
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 5/16-18UNC-2B TY2 GR316 | 80204 | AMERICAN NATIONAL STANDARDSINSTITUTE, INCORPORATED |
| MIL-S-1222 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| MIL-DTL-1222 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| 5/16-18UNC-2B T YII GR316 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
Technical Data | NSN 5310-01-372-3940
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNC |
| NOMINAL THREAD SIZE | 0.3125 INCHES |
| THREAD QUANTITY PER INCH | 18 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| HARDNESS RATING | 95.0 ROCKWELL B MINIMUM |
| NUT STYLE | HEXAGON |
| NUT HEIGHT | 0.258 INCHES MINIMUM AND 0.273 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| BEARING SURFACE TYPE | WASHER FACED |
| DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY MATERIAL |