NSN 5310-00-400-3980
Part Details | HEXAGON PLAIN NUT
5310-00-400-3980 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: 12C0309, 12C030-9, 5310-00-400-3980, 00-400-3980, 5310004003980, 004003980
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | FEB 28, 1969 | 00-400-3980 | 01857 ( NUT, PLAIN, HEXAGON ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
CONFIGURATION B
Cross Reference | NSN 5310-00-400-3980
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 12C030-9 | 81755 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
Technical Data | NSN 5310-00-400-3980
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNC |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 18 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| 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 |
| HOLE CONFIGURATION STYLE | CONFIGURATION B |
| HOLE TYPE AND QUANTITY | 3 DRILLED |
| DRILLED HOLE DIAMETER | 0.046 INCHES NOMINAL |
| BEARING SURFACE TYPE | CHAMFERED |