National Item Identification Number

00-841-8021
008418021
4730-00-841-8021
4730008418021

National Stock Number

Item Name

CROSS,TUBE

Federal Supply Class

4730

Description

A fitting having four branches in the same plane whose axes form right angles. The connections have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or are unthreaded and designed to accommodate a tube. It is designed to be used as a junction at the intersection of tubing and/or tube fittings. It may have side inlet(s).

Commercial and Government Entity Code (Supplier Data)

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Reference Numbers (Part Numbers)

MS21906-8C

Required Categories

MATERIAL
SURFACE TREATMENT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
MAXI

Required Description

STEEL CORROSION RESISTING OVERALL
PASSIVATE OVERALL
MIL-S-5002 MIL SPEC SINGLE