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Fittings / Mark VIII® / H859-06-06-S

Tube to Male Straight Thread Union Assembly

Data sheet
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American Engineering Trusted Wordwide ®

DATA SHEET

H859-06-06-S
11/16/2025 10:54 PM

Product Category H859-06-06-S
Part Description Tube to Male Straight Thread Union Assembly

Dimensions

A 0.380
B-THREAD .563" - 18UNF
C-HEX 0.81
D 0.250
E 1.63
G-HEX 0.75

General

Pressure Rating 6000 PSI
Assembly Material Carbon Steel, ASTM A108
O-Ring Material Viton® Fluorocarbon Type 1, Class 2 (90 durometer)
Connection 1 Type Female Tube Socket
Connection 1 Size 3/8" Tube O.D. (-06)
Connection 2 Type Male Straight Thread
Connection 2 Size .563" - 18UNF (-06)

cpvmfg.com | 484.731.4010

The complete catalog contents must be reviewed to ensure that the system designer and user make a safe product selection. When selecting products, the total system design must be considered to ensure safe, trouble-free performance. Function, material compatibility, adequate ratings, proper installation, operation, and maintenance are the responsibilities of the system designer and user. Caution: Do not mix or interchange valve components with those of other manufacturers.