National Item Identification Number
01-161-0088
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)
15653
ALCOA GLOBAL FASTENERS DE
DBA ALCOA FASTENING SYSTEMS DIV
800 S COLLEGE BLVD
FULLERTON
CA
92831
805-991-1270
19207
Reference Numbers (Part Numbers)
H5-7-420
SM1813-040
12302427
Required Categories
THREAD SERIES
NOMINAL THREAD SIZE
THREAD QUANTITY PER INCH
THREAD CLASS
THRE
Required Description
UNJC
0.250 INCHES
20
3B
RIGHT-HAND
STEEL CORROSION RESISTING OVERALL
NOT R