National Item Identification Number

00-455-2128
004552128
4730-00-455-2128
4730004552128

National Stock Number

Item Name

LOCKNUT,TUBE FITTING

Federal Supply Class

4730

Description

An item with internal machine threads designed to fit the external machine threads of a tube fitting. It has flat faces, one of which has a counterbored recess to accommodate packing, packing or sealing ring(s), gasket(s), and the like. The item, when installed, provides a method of locking and sealing the connection. See also LOCKNUT, PIPE; NUT (1), TUBE COUPLING and NUT (1), PLAIN, HEXAGON.

Commercial and Government Entity Code (Supplier Data)

---

62983

---

---

Reference Numbers (Part Numbers)

354181

Required Categories

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

Required Description

UN
1.063 INCHES
12
3B
RIGHT-HAND
STEEL OVERALL
CADMIUM OVERALL
QQ-P416,TY