NSN 5310-00-003-3887

Part Details | DODECAGON PLAIN NUT

5310-00-003-3887 A nut, flat on top and bottom, having 12 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: A51B205251, A51B20525-1, A51B205251, A51B20525-1, 5310-00-003-3887, 00-003-3887, 5310000033887, 000033887

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAY 19, 197200-003-388701856 ( NUT, PLAIN, DODECAGON )
REFERENCE DRAWINGS & PICTURES

PLAIN, DODECAGON

Cross Reference | NSN 5310-00-003-3887
Part Number Cage Code Manufacturer
A51B20525-126512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
A51B20525-161174NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE
Technical Data | NSN 5310-00-003-3887
Characteristic Specifications
THREAD SERIES UNC
NOMINAL THREAD SIZE0.562 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, DODECAGON
NUT HEIGHT0.312 INCHES NOMINAL
WIDTH ACROSS FLATS2.062 INCHES NOMINAL
BEARING SURFACE TYPE CHAMFERED
SPECIAL FEATURESPREVAILING TORQUE ALL METAL DESIGN LOCKING FEATURE
BEARING SURFACE FINISH125.0 MICROINCHES