Series CV 588 Expander

Part Number

CV 588

Material

Stainless Steel

Overview

The Series CV 588 Koenig expander plug effectively seals drilled holes with complete reliability. The expander technology forms a complete metal-to-metal seal as the stainless steel ball is pressed into the stainless steel sleeve. Metal-to-metal expander technology removes the need for any sealants, adhesives, or rags, reducing lifetime costs of the seal and improving sustainability.

Product Highlights

100% leak-proof
Complete metal-to-metal seal
Suitable for counter bored holes only

Technical Specs

Sleeve

Stainless Steel (316) ASTM A580, Passivate, QQ-P-35C

Ball

Stainless Steel, AISI 316, Wax Film Lubrication (Diameter Dependant)

Hardness

HB=180

Dimensions In

Size Range & Pressure

Up to 350 Bar (5,000psi) From 4.0 - 10.0mm

Koenig Expander Series CV 588 push type sealing plug

Product Number	d1	l1	(l2) ~ Ref.	d2 +0.10 / -0	d3 Max	l3 min.	x ±0.1	(s) ~ Ref.	Packaging Unit	Weight in gram/pcs.
CV 588-040	4	4	5.2	4	3.3	3.8	0.2	1.4	100 / 1000	0.36
CV 588-050	5	5.5	7	5	4.3	5.3	0.2	1.9	100 / 1000	0.76
CV 588-060	6	6.5	8.6	6	5.3	6.3	0.2	2.3	100 / 1000	1.28
CV 588-070	7	7.5	10.1	7	6.2	7.3	0.2	2.8	100 / 1000	2
CV 588-080	8	8.5	11.7	8	7.2	8.3	0.2	3.4	100 / 1000	2.96
CV 588-090	9	10	13.7	9	8.2	9.8	0.2	3.7	100 / 1000	4.31
CV 588-100	10	11	15.2	10	9.2	10.8	0.2	4.2	100 / 500	5.88

Series CV 588 mm	Base Material of the Installation
Series CV 588 mm	High Strength Steel ETG-100/44SMn28 AISI 1144	Ductile Cast Iron EN 1563: GJS-600-3 ASTM A536: 80-60-03	Ductile Cast Iron (Dura-Bar®) EN 1563: GJS-450-10 ASTM A536: 65-45-12	Aluminum-Alloy AICu4Mg1 / EN AW-2024-T3 AA: 2024 T4/T6*	Cast Aluminum-Alloy G-AISi7Mg/ EN-AC-42100 ASTM/UNS: A356
Ø 4 – 9	1000 bar / 14500 psi 350 bar / 5000 psi
Ø 10	860 bar / 12500 psi 280 bar / 4000 psi
Proof Pressure Test – Ⓑ Max. allowable Working Pressure = Nominal Pressure *SFC KOENIG’s North American Engineering Department utilizes 2024-T4/T6 as a test base material.

Series CV 588 Product Information

Series MB/CV Installation Instructions

Base Material / Installation Requirements