NSN 5310-00-003-3888

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)
53MAY 19, 197200-003-388816979 ( NUT, PLAIN, OCTAGON )
REFERENCE DRAWINGS & PICTURES

PLAIN, OCTAGON

Cross Reference | NSN 5310-00-003-3888
Part Number Cage Code Manufacturer
A51B20528-1126512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
A51B20528-1161174NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE
Technical Data | NSN 5310-00-003-3888
Characteristic Specifications
THREAD SERIES UNJ
NOMINAL THREAD SIZE1.938 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
NUT STYLE PLAIN, OCTAGON
NUT HEIGHT0.312 INCHES NOMINAL
WIDTH ACROSS FLATS2.375 INCHES NOMINAL
BEARING SURFACE TYPE CHAMFERED
TEST DATA DOCUMENT81349-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 FINISH125.0 MICROINCHES
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT