National Item Identification Number

00-614-6478
006146478
4730-00-614-6478
4730006146478

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)

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Reference Numbers (Part Numbers)

MS39321V5
MS51860-54SS

Required Categories

THREAD SERIES
NOMINAL THREAD SIZE
THREAD QUANTITY PER INCH
THREAD PITCH DIAME

Required Description

UNF
0.500 INCHES
20
0.4643 TO 0.4675 INCHES
RIGHT-HAND
STEEL CORROSION RESI