NSN 5310-00-138-0257
Part Details | HEXAGON PLAIN NUT
5310-00-138-0257 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: 8X3437, 8X3437, 5310-00-138-0257, 00-138-0257, 5310001380257, 001380257
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUL 23, 1971 | 00-138-0257 | 01857 ( NUT, PLAIN, HEXAGON ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 5310-00-138-0257
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8X3437 | 68505 | PRESTOLITE ELECTRIC INC |
| 8X3437 | 24975 | PRESTOLITE ELECTRIC INCORPORATEDDBA PRESTOLITE ELECTRIC |
Technical Data | NSN 5310-00-138-0257
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNC |
| NOMINAL THREAD SIZE | 0.500 INCHES |
| THREAD QUANTITY PER INCH | 13 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | HEXAGON |
| NUT HEIGHT | 0.310 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.740 INCHES NOMINAL |
| BEARING SURFACE TYPE | WASHER FACED |
