National Item Identification Number
00-208-3041
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)
Reference Numbers (Part Numbers)
FFB571TYPEB2CLASSC
Required Categories
THREAD SERIES
NOMINAL THREAD SIZE
THREAD QUANTITY PER INCH
THREAD CLASS
THRE
Required Description
UNC
0.250 INCHES
20
2B
RIGHT-HAND
STEEL OVERALL
NOT RATED
A15 SQUARE
0.2