National Item Identification Number

00-488-4337

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)

---

77445

---

---

Reference Numbers (Part Numbers)

Z8576-048K
536775
536775
536775

Required Categories

THREAD SERIES
NOMINAL THREAD SIZE
THREAD QUANTITY PER INCH
THREAD CLASS
THRE

Required Description

UNJF
0.250 INCHES
28
3BG
RIGHT-HAND
IRON ALLOY 660 OVERALL
AMS 5735 ASSN S