{"id":4054,"date":"2026-03-04T09:09:24","date_gmt":"2026-03-04T09:09:24","guid":{"rendered":"https:\/\/hysfsubsea.com\/knowledge-base\/how-often-should-o-rings-be-replaced\/"},"modified":"2026-03-04T09:09:24","modified_gmt":"2026-03-04T09:09:24","slug":"how-often-should-o-rings-be-replaced","status":"publish","type":"knowledge-base","link":"https:\/\/hysfsubsea.com\/th\/knowledge-base\/how-often-should-o-rings-be-replaced\/","title":{"rendered":"How often should O-rings be replaced?"},"content":{"rendered":"<h2>\u0e04\u0e33\u0e15\u0e2d\u0e1a\u0e2d\u0e22\u0e48\u0e32\u0e07\u0e23\u0e27\u0e14\u0e40\u0e23\u0e47\u0e27<\/h2>\n<p>Replace O-rings every 12 months for regular use, or after 50-100 mating cycles. Replace immediately if showing signs of wear, cracking, or deformation. Keep spare O-rings on hand for field maintenance.<\/p>\n<h2>\u0e04\u0e33\u0e15\u0e2d\u0e1a\u0e2d\u0e22\u0e48\u0e32\u0e07\u0e23\u0e27\u0e14\u0e40\u0e23\u0e47\u0e27<\/h2>\n<p>Replace O-rings <strong>every 12 months<\/strong> for regular use, or after <strong>50-100 mating cycles<\/strong>. Replace immediately if showing signs of wear, cracking, or deformation. Keep spare O-rings on hand for field maintenance.<\/p>\n<h2>\u0e15\u0e32\u0e23\u0e32\u0e07\u0e01\u0e32\u0e23\u0e40\u0e1b\u0e25\u0e35\u0e48\u0e22\u0e19\u0e42\u0e2d\u0e23\u0e34\u0e07<\/h2>\n<table border=\"1\" cellpadding=\"8\">\n<tr>\n<th>\u0e23\u0e39\u0e1b\u0e41\u0e1a\u0e1a\u0e01\u0e32\u0e23\u0e43\u0e0a\u0e49\u0e07\u0e32\u0e19<\/th>\n<th>\u0e0a\u0e48\u0e27\u0e07\u0e40\u0e27\u0e25\u0e32\u0e01\u0e32\u0e23\u0e40\u0e1b\u0e25\u0e35\u0e48\u0e22\u0e19<\/th>\n<\/tr>\n<tr>\n<td>Regular use (weekly)<\/td>\n<td>12 months<\/td>\n<\/tr>\n<tr>\n<td>Heavy use (daily)<\/td>\n<td>6 months<\/td>\n<\/tr>\n<tr>\n<td>Light use (monthly)<\/td>\n<td>18-24 months<\/td>\n<\/tr>\n<tr>\n<td>Storage only<\/td>\n<td>Inspect annually, replace every 3 years<\/td>\n<\/tr>\n<tr>\n<td>After each deep dive<\/td>\n<td>Inspect, replace if needed<\/td>\n<\/tr>\n<\/table>\n<h2>Signs O-Rings Need Replacement<\/h2>\n<ul>\n<li><strong>Visible cracks:<\/strong> Any cracking or splitting<\/li>\n<li><strong>Flat spots:<\/strong> Loss of roundness<\/li>\n<li><strong>Hardening:<\/strong> Loss of elasticity<\/li>\n<li><strong>\u0e1a\u0e27\u0e21:<\/strong> Chemical degradation<\/li>\n<li><strong>Nicks or cuts:<\/strong> Physical damage<\/li>\n<li><strong>\u0e01\u0e32\u0e23\u0e40\u0e1b\u0e25\u0e35\u0e48\u0e22\u0e19\u0e2a\u0e35:<\/strong> Material breakdown<\/li>\n<\/ul>\n<h2>Proper O-Ring Maintenance<\/h2>\n<ol>\n<li><strong>Clean:<\/strong> After each use with fresh water<\/li>\n<li><strong>Inspect:<\/strong> Before each mating<\/li>\n<li><strong>\u0e2b\u0e25\u0e48\u0e2d\u0e25\u0e37\u0e48\u0e19:<\/strong> Apply silicone grease before assembly<\/li>\n<li><strong>Store:<\/strong> In cool, dark place away from ozone<\/li>\n<li><strong>\u0e41\u0e17\u0e19\u0e17\u0e35\u0e48:<\/strong> On schedule or when damaged<\/li>\n<\/ol>\n<h2>O-Ring Materials<\/h2>\n<table border=\"1\" cellpadding=\"8\">\n<tr>\n<th>\u0e27\u0e31\u0e2a\u0e14\u0e38<\/th>\n<th>\u0e0a\u0e48\u0e27\u0e07\u0e2d\u0e38\u0e13\u0e2b\u0e20\u0e39\u0e21\u0e34<\/th>\n<th>\u0e40\u0e2b\u0e21\u0e32\u0e30\u0e17\u0e35\u0e48\u0e2a\u0e38\u0e14\u0e2a\u0e33\u0e2b\u0e23\u0e31\u0e1a<\/th>\n<\/tr>\n<tr>\n<td>\u0e27\u0e34\u0e15\u0e31\u0e19 (FKM)<\/td>\n<td>-20\u00b0C \u0e16\u0e36\u0e07 +200\u00b0C<\/td>\n<td>Standard, chemical resistant<\/td>\n<\/tr>\n<tr>\n<td>\u0e1a\u0e39\u0e19\u0e32-\u0e40\u0e2d\u0e47\u0e19 (\u0e44\u0e19\u0e44\u0e15\u0e23\u0e25\u0e4c)<\/td>\n<td>-40\u00b0C \u0e16\u0e36\u0e07 +100\u00b0C<\/td>\n<td>Cost-effective, general use<\/td>\n<\/tr>\n<tr>\n<td>\u0e0b\u0e34\u0e25\u0e34\u0e42\u0e04\u0e19<\/td>\n<td>-60\u00b0C \u0e16\u0e36\u0e07 +230\u00b0C<\/td>\n<td>\u0e2d\u0e38\u0e13\u0e2b\u0e20\u0e39\u0e21\u0e34\u0e2a\u0e38\u0e14\u0e02\u0e31\u0e49\u0e27<\/td>\n<\/tr>\n<tr>\n<td>\u0e2d\u0e35\u0e1e\u0e35\u0e14\u0e35\u0e40\u0e2d\u0e47\u0e21<\/td>\n<td>-50\u00b0C \u0e16\u0e36\u0e07 +150\u00b0C<\/td>\n<td>\u0e44\u0e2d\u0e19\u0e49\u0e33, \u0e19\u0e49\u0e33\u0e21\u0e31\u0e19\u0e40\u0e1a\u0e23\u0e01<\/td>\n<\/tr>\n<\/table>\n<h2>\u0e15\u0e34\u0e14\u0e15\u0e48\u0e2d\u0e40\u0e23\u0e32<\/h2>\n<p><strong>Maintenance supplies:<\/strong> info@hysfsubsea.com<\/p>","protected":false},"featured_media":0,"parent":0,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"faq_category":[80],"class_list":["post-4054","knowledge-base","type-knowledge-base","status-publish","hentry","faq_category-installation-mating-guide"],"acf":[],"_links":{"self":[{"href":"https:\/\/hysfsubsea.com\/th\/wp-json\/wp\/v2\/knowledge-base\/4054","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hysfsubsea.com\/th\/wp-json\/wp\/v2\/knowledge-base"}],"about":[{"href":"https:\/\/hysfsubsea.com\/th\/wp-json\/wp\/v2\/types\/knowledge-base"}],"replies":[{"embeddable":true,"href":"https:\/\/hysfsubsea.com\/th\/wp-json\/wp\/v2\/comments?post=4054"}],"version-history":[{"count":0,"href":"https:\/\/hysfsubsea.com\/th\/wp-json\/wp\/v2\/knowledge-base\/4054\/revisions"}],"wp:attachment":[{"href":"https:\/\/hysfsubsea.com\/th\/wp-json\/wp\/v2\/media?parent=4054"}],"wp:term":[{"taxonomy":"faq_category","embeddable":true,"href":"https:\/\/hysfsubsea.com\/th\/wp-json\/wp\/v2\/faq_category?post=4054"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}