{"product_id":"handheld-laser-welding-protective-lens-seal-ring-22-x-16-x-2-9-mm-aftermarket-for-hanwei-guns","title":"Handheld Laser Welding Protective Lens Seal Ring 22 x 16 x 2.9 mm, Aftermarket, for Hanwei Guns","description":"\u003cdiv style=\"font-family:Roboto,sans-serif;color:#1a1a1a;line-height:1.6\"\u003e\n\u003cstyle\u003e@import url('https:\/\/fonts.googleapis.com\/css2?family=Roboto+Condensed:wght@700\u0026family=Roboto:wght@400;700;900\u0026display=swap');.spm-c{border:1px solid #d1d1d1;background:#fff;margin-bottom:25px;overflow:hidden}.spm-h{padding:15px 20px;background:#ffce02;border-bottom:1px solid #d1d1d1;font-weight:900;text-transform:uppercase;font-size:16px;color:#000;letter-spacing:.05em;font-family:'Roboto Condensed',sans-serif}.spm-t{width:100%;border-collapse:collapse;font-size:15px}.spm-t th{padding:12px 10px;text-align:left;background:#f4f4f4;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid #d1d1d1;color:#000}.spm-t td{padding:11px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}.spmL{font-weight:700;color:#333;background:#fcfcfc;width:38%}.spm-sub{display:block;color:#777;font-size:12.5px;margin-top:2px}.spm-chip{display:inline-block;margin:0 8px 8px 0;padding:6px 12px;border:1px solid #d1d1d1;background:#fcfcfc;font-size:14px;font-weight:700;color:#000}.spm-h2{font-family:'Roboto Condensed',sans-serif;font-size:24px;font-weight:900;color:#000;text-transform:uppercase;margin:40px 0 20px;letter-spacing:.05em;border-bottom:3px solid #ffce02;padding-bottom:15px}.spm-p{font-size:16px;line-height:1.8;margin:0 0 18px}@media(max-width:700px){.spmL{width:auto}}\u003c\/style\u003e\n\u003cp class=\"spm-p\"\u003eAftermarket seal ring for the protective lens drawer of Hanwei handheld welding guns. The seal holds the 20 x 4 mm protective lens flat and stops fume and shielding gas getting past it to the focusing lens.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e22 x 16 x 2.9 mm (outside diameter x inside diameter x thickness). High temperature PTFE with a stainless steel spring core. Replace the seal when it is flattened, hard or discoloured, ideally every few lens changes. Sold singly or in packs of 5 or 10.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eTechnical Properties \u0026amp; Sizes\u003c\/h2\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eSpecifications\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eSize\u003c\/td\u003e\n\u003ctd\u003e22 x 16 x 2.9 mm (OD x ID x T)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePTFE with stainless steel spring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eProtective Lens\u003c\/td\u003e\n\u003ctd\u003e20 x 4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eFits\u003c\/td\u003e\n\u003ctd\u003eHanwei handheld welding guns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003ePack Options\u003c\/td\u003e\n\u003ctd\u003e1, 5 or 10 seals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"padding:20px\"\u003e\n\u003cp style=\"margin:0 0 10px;font-weight:700;color:#333\"\u003eHandheld welding guns\u003c\/p\u003e\n\u003cdiv\u003e\u003cspan class=\"spm-chip\"\u003eHanwei handheld\u003c\/span\u003e\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#666;margin:0 0 18px\"\u003eCheck the size against the part you are replacing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003ePart Number\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eGun\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003cth\u003eSPM Part Number\u003cspan class=\"spm-sub\"\u003e(OEM no. where one exists)\u003c\/span\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003eHanwei, 22 x 16 x 2.9 mm (20 x 4 lens)\u003c\/td\u003e\n\u003ctd\u003e22 x 16 x 2.9 mm\u003c\/td\u003e\n\u003ctd\u003eHanwei handheld\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSPM-LAS-2185\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spm-c\"\u003e\n\u003cdiv class=\"spm-h\"\u003eOther Sizes in This Range\u003c\/div\u003e\n\u003ctable class=\"spm-t\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eGun\u003c\/th\u003e\n\u003cth\u003eFits\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-protective-lens-seal-ring-21-x-15-x-2-7-mm-aftermarket-for-sup-guns\"\u003eSUP, 21 x 15 x 2.7 mm (18 x 2 lens)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eSUP20S, SUP20T, SUP21T, SUP23S, SUP23T, SW150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-protective-lens-seal-ring-20-5-x-16-x-2-5-mm-aftermarket-for-qilin-guns\"\u003eQilin, 20.5 x 16 x 2.5 mm (20 x 2 lens)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eQilin handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-protective-lens-seal-ring-20-5-x-16-x-2-4-mm-aftermarket-for-wsx-guns\"\u003eWSX, 20.5 x 16 x 2.4 mm (18 x 2 lens)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eWSX handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spmL\"\u003e\u003ca href=\"\/products\/handheld-laser-welding-protective-lens-seal-ring-21-x-15-x-3-mm-aftermarket-for-ospri-guns\"\u003eOspri, 21 x 15 x 3 mm (20 x 3 lens)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eOspri handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"spm-h2\"\u003eApplications \u0026amp; Use Cases\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eLens keeps cracking\u003c\/strong\u003e\u003cbr\u003eA hard or flattened seal lets the protective lens shift and heat unevenly. If lenses crack early, change the seal.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eDirty focusing lens\u003c\/strong\u003e\u003cbr\u003eFume that gets past a worn seal settles on the focusing lens. A new seal keeps the optics clean.\u003c\/p\u003e\n\u003cp class=\"spm-p\"\u003e\u003cstrong\u003eLens changes\u003c\/strong\u003e\u003cbr\u003eKeep seals with your protective lenses and change both together every few lens changes.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003ePrice Beat Guarantee\u003c\/h2\u003e\n\u003cp class=\"spm-p\"\u003eFound this part cheaper elsewhere? Send us the listing and we will beat it under our \u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"color:#000;text-decoration:underline\"\u003ePrice Beat Guarantee\u003c\/a\u003e. Every order is also covered by our \u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"color:#000;text-decoration:underline\"\u003e30 day money back guarantee\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2 class=\"spm-h2\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eWill this seal fit my gun?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eIt fits Hanwei handheld welding guns with the 20 x 4 mm protective lens. Measure the old seal: it should be 22 x 16 x 2.9 mm (outside diameter x inside diameter x thickness).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eAre these genuine parts?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eNo. They are aftermarket seals made to the same size. The gun name is given so you can choose the right one.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:22px;padding:15px;background:#f9f9f9;border-left:4px solid #ffce02\"\u003e\n\u003ch4 style=\"margin:0 0 8px;font-size:15px;font-weight:700\"\u003eDo you ship worldwide?\u003c\/h4\u003e\n\u003cp style=\"margin:0;font-size:14px;line-height:1.7;color:#333\"\u003eYes. Shipping options and costs for your country are shown at checkout.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d1d1d1;border:1px solid #d1d1d1;margin-bottom:20px\" class=\"spm-trust\"\u003e\n\u003ca href=\"\/pages\/30-day-money-back-guarante\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 1L3 5v6c0 5.55 3.84 10.74 9 12 5.16-1.26 9-6.45 9-12V5l-9-4zm-2 16l-4-4 1.41-1.41L10 14.17l6.59-6.59L18 9l-8 8z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003e30-Day Money Back Guarantee\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/delivery-information\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003eWorldwide Delivery\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/pages\/find-it-cheaper-we-will-beat-it-by-5\" style=\"background:#fff;padding:40px 15px;text-decoration:none;display:flex;flex-direction:column;align-items:center;text-align:center;color:#1a1a1a\"\u003e\u003csvg style=\"width:32px;height:32px;margin-bottom:15px;fill:#ffce02\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M21.41 11.58l-9-9C12.05 2.22 11.55 2 11 2H4c-1.1 0-2 .9-2 2v7c0 .55.22 1.05.59 1.42l9 9c.36.36.86.58 1.41.58.55 0 1.05-.22 1.41-.59l7-7c.37-.36.59-.86.59-1.41 0-.55-.23-1.06-.59-1.42zM5.5 8.25c-.69 0-1.25-.56-1.25-1.25s.56-1.25 1.25-1.25 1.25.56 1.25 1.25-.56 1.25-1.25 1.25z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003cspan style=\"font-family:'Roboto Condensed',sans-serif;font-weight:700;text-transform:uppercase;font-size:11px;letter-spacing:0.1em\"\u003ePrice Beat Guarantee\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Will this seal fit my gun?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It fits Hanwei handheld welding guns with the 20 x 4 mm protective lens. Measure the old seal: it should be 22 x 16 x 2.9 mm (outside diameter x inside diameter x thickness).\"}}, {\"@type\": \"Question\", \"name\": \"Are these genuine parts?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. They are aftermarket seals made to the same size. The gun name is given so you can choose the right one.\"}}, {\"@type\": \"Question\", \"name\": \"Do you ship worldwide?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Shipping options and costs for your country are shown at checkout.\"}}]}]}\u003c\/script\u003e","brand":"Spare Part Mart","offers":[{"title":"1 Pack","offer_id":67560464318764,"sku":"SPM-LAS-2185-P1","price":4.48,"currency_code":"USD","in_stock":true},{"title":"5 Pack","offer_id":67560464351532,"sku":"SPM-LAS-2185-P5","price":20.72,"currency_code":"USD","in_stock":true},{"title":"10 Pack","offer_id":67560464384300,"sku":"SPM-LAS-2185-P10","price":38.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/9152\/6700\/files\/hh_seal_be2adbbc-57d9-4044-80e0-84e3e6b43995.jpg?v=1790984818","url":"https:\/\/sparepartmart.co\/products\/handheld-laser-welding-protective-lens-seal-ring-22-x-16-x-2-9-mm-aftermarket-for-hanwei-guns","provider":"Spare Part Mart","version":"1.0","type":"link"}