Knowledge Base

Strictly necessary

Strictly necessary cookies allow core website functionality such as user login and account management. The website cannot be used properly without strictly necessary cookies.

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Name	Provider / Domain	Expiration	Description
PHPSESSID	PHP.net	Sessions	Cookie generated by applications based on the PHP language. This is a general purpose identifier used to maintain user session variables. It is normally a random generated number, how it is used can be specific to the site, but a good example is maintaining a logged-in status for a user between pages.
cookiebar.accept	Accept the cookie bar. local	5 year	Accept the cookie bar.

Performance

Performance cookies are used to see how visitors use the website, eg. analytics cookies. Those cookies cannot be used to directly identify a certain visitor.

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Name	Provider / Domain	Expiration	Description
vistrk	Serverside tracking-system. local	30 days	Serverside tracking-system.
_ga	Google google-analytics.com (3rd party) or	2 years	ID used to identify users
_gat*	Google google-analytics.com (3rd party) or	1 minute	Used to monitor number of Google Analytics server requests when using Google Tag Manager
_ga_*	Google google-analytics.com (3rd party) or	2 years	ID used to identify users
_gid	Google google-analytics.com (3rd party) or	24 hours	ID used to identify users for 24 hours after last activity

Targeting

Targeting cookies are used to identify visitors between different websites, eg. content partners, banner networks. Those cookies may be used by companies to build a profile of visitor interests or show relevant ads on other websites.

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Name	Provider / Domain	Expiration	Description
_gcl_au	Google	3 months	Used by Google AdSense for experimenting with advertisement efficiency across websites using their services.

Functionality

Functionality cookies are used to remember visitor information on the website, eg. language, timezone, enhanced content.

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Name	Provider / Domain	Expiration	Description
TawkConnectionTime	Tawk.to Chat	session	This cookie is used to determine the connection duration of tawk sessions.
_hjAbsoluteSessionInProgress	Hotjar	30 minutes	The cookie is set so Hotjar can track the beginning of the user's journey for a total session count. It does not contain any identifiable information.
_hjFirstSeen	Hotjar	30 minutes	The cookie is set so Hotjar can track the beginning of the user's journey for a total session count. It does not contain any identifiable information.
_hjIncludedInSessionSample*	Hotjar	30 minutes	This cookie is set to let Hotjar know whether that visitor is included in the data sampling defined by your site's daily session limit
_hjSession_*	Hotjar	30 minutes	A cookie that holds the current session data. This ensues that subsequent requests within the session window will be attributed to the same Hotjar session.
_hjSession_*	Hotjar	30 minutes	A cookie that holds the current session data. This ensues that subsequent requests within the session window will be attributed to the same Hotjar session.

Unclassified

Unclassified cookies are cookies that do not belong to any other category or are in the process of categorization.

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Name	Provider / Domain	Expiration
cookiebar.settings	unknown unknown	unknown
gtm_pageview_count	unknown unknown	unknown
gtm_session_start	unknown unknown	unknown
twk_idm_key	unknown unknown	unknown
_hjIncludedInSessionSample_3824327	unknown unknown	unknown
_hjSessionUser_3824327	unknown unknown	unknown
_hjSession_3824327	unknown unknown	unknown

Failure analysis

Downloads: Material Datasheets

Chemical Resistance Guide

Downloads: O-ring and O-ring Cord Tolerances

Calculation-Tool

Downloads: Size Charts

Material Temperature Guide

Downloads: O-ring Grooves Regulations

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