diff --git bin/jmeter.properties bin/jmeter.properties
index 4b58e11..862882e 100644
--- bin/jmeter.properties
+++ bin/jmeter.properties
@@ -339,6 +339,10 @@ log_level.jorphan=INFO
 # Name of application module used in jaas.conf
 #kerberos_jaas_application=JMeter
 
+# Should ports be stripped from urls before constructing SPNs
+# for spnego authentication
+#spnego.strip_port=true
+
 #         Sample logging levels for Commons HttpClient
 #
 # Commons HttpClient Logging information can be found at:
diff --git src/protocol/http/org/apache/jmeter/protocol/http/control/AuthManager.java src/protocol/http/org/apache/jmeter/protocol/http/control/AuthManager.java
index 625ce23..3775b08 100644
--- src/protocol/http/org/apache/jmeter/protocol/http/control/AuthManager.java
+++ src/protocol/http/org/apache/jmeter/protocol/http/control/AuthManager.java
@@ -96,6 +96,9 @@ public class AuthManager extends ConfigTestElement implements TestStateListener,
 
     private static final boolean DEFAULT_CLEAR_VALUE = false;
 
+    /** Decides whether port should be omitted from SPN for kerberos spnego authentication */
+    private static final boolean STRIP_PORT = JMeterUtils.getPropDefault("spnego.strip_port", true);
+
     public enum Mechanism {
         BASIC_DIGEST, KERBEROS;
     }
@@ -392,8 +395,7 @@ public class AuthManager extends ConfigTestElement implements TestStateListener,
                 log.debug(username + " > D="+domain+" R="+realm + " M="+auth.getMechanism());
             }
             if (Mechanism.KERBEROS.equals(auth.getMechanism())) {
-                boolean stripPort = (url.getPort() == HTTPConstants.DEFAULT_HTTP_PORT || url.getPort() == HTTPConstants.DEFAULT_HTTPS_PORT);
-                ((AbstractHttpClient) client).getAuthSchemes().register(AuthPolicy.SPNEGO, new SPNegoSchemeFactory(stripPort));
+                ((AbstractHttpClient) client).getAuthSchemes().register(AuthPolicy.SPNEGO, new SPNegoSchemeFactory(isStripPort(url)));
                 credentialsProvider.setCredentials(new AuthScope(null, -1, null), USE_JAAS_CREDENTIALS);
             } else {
                 credentialsProvider.setCredentials(
@@ -403,6 +405,24 @@ public class AuthManager extends ConfigTestElement implements TestStateListener,
         }
     }
 
+    /**
+     * IE and Firefox will always strip port from the url before constructing
+     * the SPN. Chrome has an option (<code>--enable-auth-negotiate-port</code>)
+     * to include the port if it differs from <code>80</code> or
+     * <code>443</code>. That behavior can be changed by setting the jmeter
+     * property <code>spnego.stripPort</code>.
+     *
+     * @param url
+     *            to be checked
+     * @return <code>true</code> when port should omitted in SPN
+     */
+    private boolean isStripPort(URL url) {
+        if (STRIP_PORT)
+            return true;
+        return url.getPort() == HTTPConstants.DEFAULT_HTTP_PORT
+                || url.getPort() == HTTPConstants.DEFAULT_HTTPS_PORT;
+    }
+
     /** {@inheritDoc} */
     @Override
     public void testStarted() {
diff --git xdocs/usermanual/component_reference.xml xdocs/usermanual/component_reference.xml
index fca72e5..72a7327 100644
--- xdocs/usermanual/component_reference.xml
+++ xdocs/usermanual/component_reference.xml
@@ -3537,6 +3537,17 @@ Look at the two sample configuration files (krb5.conf and jaas.conf) located in
 your Kerberos configuration.
 </p>
 <br></br>
+<p>
+When generating a SPN for Kerberos SPNEGO authentication IE and Firefox will omit the port number
+from the url. Chrome has an option (<code>--enable-auth-negotiate-port</code>) to include the port
+number if it differs from the standard ones (<code>80</code> and <code>443</code>). That behavior
+can be emulated by setting the following jmeter property as below.
+<pre>
+jmeter.properties:
+spnego.strip_port=false
+</pre> 
+</p>
+<br></br>
 <b>Controls:</b>
 <ul>
   <li>Add Button - Add an entry to the authorization table.</li>