KOENIG EXPANDER® SERIES CV 588

  • Sealing plugs for operating pressures up to 450 bar / 6500 psi
  • Wide range of sizes from . 3 – 22mm
  • Corrosion-resistant versions available
  • Fast, easy installation

KOENIG EXPANDER® SERIES CV 588

KOENIG EXPANDER® SERIES CV 588 – OVERVIEW

push style expander seal

Series CV 588 Expander Plug

KOENIG EXPANDER® Series CV 588 plugs effectively seal drilled holes. These parts feature a serrated sleeve which expands as the ball is inserted, enlarging the part to the needed size and sealing the hole. For installation, push-style expanders require a hole drilled with a counter bore. If you are unsure if the CV 588 expander sealing plug series is the right component for your application, use our Product Selector to identify the best KOENIG EXPANDER part for your specifications.

Material:

Sleeve: Stainless Steel (316) ASTM A580, Passivate, QQ-P-35C    Ball: Stainless Steel, AISI 316, Wax Film Lubrication (Diameter Dependant)
Not all items in stock – MOQ and production lead times may apply

Product SpecificationsPressure PerformanceTechnical DownloadsVideo
Product Numberd1l1(l2) ~ Ref.d2 +0.10 / -0d3 Maxl3 min.x ±0.1(s) ~ Ref.Packaging UnitWeight in gram/pcs.3D CAD
CV 588-040445.243.33.80.21.4100 / 10000.36
CV 588-05055.5754.35.30.21.9100 / 10000.76
CV 588-06066.58.665.36.30.22.3100 / 10001.28
CV 588-07077.510.176.27.30.22.8100 / 10002
CV 588-08088.511.787.28.30.23.4100 / 10002.96
CV 588-09091013.798.29.80.23.7100 / 10004.31
CV 588-100101115.2109.210.80.24.2100 / 5005.88

Dimensions in millimeters

Series
CV 588
mm
Base Material of the Installation
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 – 91000 bar / 14500 psi
350 bar / 5000 psi
Ø 10860 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.

Operation

Technical Information

Design Support

Our expertise is at your service. Speak to our engineers for complete design-in support of our sealing and flow control solutions.

Installation Equipment

SFC KOENIG offers a complete line of installation equipment including hydropneumatic systems, handheld tools and setting components.