National Item Identification Number
00-933-6356
National Stock Number
Item Name
NUT,SELF-LOCKING,CASTELLATED,HEXAGON
Federal Supply Class
5310
Description
A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. An integral feature is incorporated for locking on the threads of a mating member. The slots when used in conjunction with a solid or split (cotter) pin, act as an extra ""fail safe"" feature in critical applications. Excludes NUT (1), SELF-LOCKING, SLOTTED, HEXAGON.
Commercial and Government Entity Code (Supplier Data)
62983
99167
56878
Reference Numbers (Part Numbers)
109213
1489P720
20FK720
Required Categories
THREAD SERIES
NOMINAL THREAD SIZE
THREAD QUANTITY PER INCH
THREAD CLASS
THRE
Required Description
UNF
0.438 INCHES
20
3B
RIGHT-HAND
STEEL OVERALL
NOT RATED
A1 CASTELLATED,