National Item Identification Number
01-521-6083
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)
19200
Reference Numbers (Part Numbers)
13001737
Required Categories
THREAD SERIES
NOMINAL THREAD SIZE
THREAD QUANTITY PER INCH
NUT STYLE
NUT HEI
Required Description
UNC
0.313 INCHES
18
A1 CASTELLATED, HEXAGON
0.272 INCHES MINIMUM AND
0.360