Part Details | OCTAGON PLAIN NUT
5310-00-003-3888 A nut, flat on top and bottom, having eight flat sides. It may include a retaining dowel pin. 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: A51B2052811, A51B20528-11, A51B2052811, A51B20528-11, 5310-00-003-3888, 00-003-3888, 5310000033888, 000033888
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAY 19, 1972 | 00-003-3888 | 16979 ( NUT, PLAIN, OCTAGON ) |
REFERENCE DRAWINGS & PICTURES
PLAIN, OCTAGON
Cross Reference | NSN 5310-00-003-3888
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| A51B20528-11 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS |
| A51B20528-11 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE |
Technical Data | NSN 5310-00-003-3888
| Characteristic | Specifications |
|---|---|
| THREAD SERIES | UNJ |
| NOMINAL THREAD SIZE | 1.938 INCHES |
| THREAD QUANTITY PER INCH | 12 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| NUT STYLE | PLAIN, OCTAGON |
| NUT HEIGHT | 0.312 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 2.375 INCHES NOMINAL |
| BEARING SURFACE TYPE | CHAMFERED |
| TEST DATA DOCUMENT | 81349-MIL-I-6868 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| BEARING SURFACE FINISH | 125.0 MICROINCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |