NSN 5310-00-208-1971
Part Details | SQUARE PLAIN NUT
5310-00-208-1971 A nut, flat on top and bottom, having 4 flat sides. 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: FFB571, ESE337CITEM8, 5310-00-208-1971, 00-208-1971, 5310002081971, 002081971
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1961 | 00-208-1971 | 01858 ( NUT, PLAIN, SQUARE ) |
REFERENCE DRAWINGS & PICTURES
SQUARE
Cross Reference | NSN 5310-00-208-1971
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| FFB571 | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
| ESE337CITEM8 | 80063 | US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS |
Technical Data | NSN 5310-00-208-1971
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNC |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | SQUARE |
| NUT HEIGHT | 0.203 INCHES MINIMUM AND 0.235 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.425 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM |
| BEARING SURFACE TYPE | WASHER FACED |
| NONDEFINITIVE SPEC/STD DATA | B-2 TYPE |