NSN 5310-00-238-1058

Part Details | SQUARE PLAIN NUT

5310-00-238-1058 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: 12E441009, 12E44100-9, 5310-00-238-1058, 00-238-1058, 5310002381058, 002381058

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 08, 197200-238-105801858 ( NUT, PLAIN, SQUARE )
REFERENCE DRAWINGS & PICTURES

SQUARE

Cross Reference | NSN 5310-00-238-1058
Part Number Cage Code Manufacturer
12E44100-981755LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
Technical Data | NSN 5310-00-238-1058
Characteristic Specifications
THREAD SERIES UNJC
NOMINAL THREAD SIZE0.312 INCHES
THREAD QUANTITY PER INCH14
THREAD CLASS2G
THREAD DIRECTION RIGHT-HAND
NUT STYLE SQUARE
NUT HEIGHT0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM
WIDTH ACROSS FLATS0.488 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
BEARING SURFACE TYPE FLAT
BEARING SURFACE FINISH63.0 MICROINCHES