National Item Identification Number
01-354-8774
National Stock Number
Item Name
NUT,PLAIN,RECTANGULAR
Federal Supply Class
5310
Description
A nut, flat on top and bottom, having four flat sides of which two parallel sides are shorter than the other two. For items having a thickness (or height) exceeding two times the width, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
Commercial and Government Entity Code (Supplier Data)
26512
61174
Reference Numbers (Part Numbers)
A51B52591-411
A51B52591-411
Required Categories
THREAD SERIES
NOMINAL THREAD SIZE
THREAD QUANTITY PER INCH
THREAD CLASS
THRE
Required Description
UNJF
0.250 INCHES
28
3B
RIGHT-HAND
STEEL COMP 4130 OVERALL
MIL-S-18729 MIL