National Item Identification Number
01-145-0673
National Stock Number
Item Name
NUT,PLAIN,SQUARE
Federal Supply Class
5310
Description
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.)
Commercial and Government Entity Code (Supplier Data)
12793
AQUA-CHEM INC
CLEAVER-BROOKS DIV
11950 W LAKE PARK DR
421
MILWAUKEE
WI
53224
414-359-0600
Reference Numbers (Part Numbers)
51-160
Required Categories
THREAD SERIES
NOMINAL THREAD SIZE
THREAD QUANTITY PER INCH
THREAD CLASS
THRE
Required Description
UNC
0.531 INCHES
28
2B
RIGHT-HAND
COPPER ALLOY 360 OVERALL
ASTM B16 ASSN S