KF25 Centring Ring & O‑Ring – Vacuum Seal Assembly

The KF25 centring ring with O‑ring is a key component for creating reliable, leak‑tight seals in KF (NW25) vacuum systems. Designed to sit between two KF25 flanges, it ensures proper alignment and consistent sealing when used with a clamp.

Key Features

\nSecure Sealing: Provides a firm, leak‑tight connection for vacuum applications
\nQuick Installation: Tool‑free design allows fast assembly and disassembly
\nDurable Construction: Built from high‑quality materials for long‑term use
\nReusable: Ideal for repeated connection cycles without compromising performance

\n\n

Applications

Laboratory vacuum systems
Glove boxes and inert gas environments
Analytical and research equipment
Industrial vacuum processes

\n\n

","description","a { text-decoration: none; color: #464feb; } tr th, tr td { border: 1px solid #e6e6e6; } tr th { background-color: #f5f5f5; } a { text-decoration: none; color: #464feb; } tr th, tr td { border: 1px solid #e6e6e6; } tr th { background-color: #f5f5f5; } a { text-decoration: none; color: #464feb; } tr th, tr td { border: 1px solid #e6e6e6; } tr th { background-color: #f5f5f5; } KF25 Centring Ring & O‑Ring – Vacuum Seal Assembly The KF25 centring ring with O‑ring is a key component for creating reliable, leak‑tight seals in KF (NW25) vacuum systems. Designed to sit between two KF25 flanges, it ensures proper alignment and consistent sealing when used with a clamp. Key Features Secure Sealing: Provides a firm, leak‑tight connection for vacuum applications Quick Installation: Tool‑free design allows fast assembly and disassembly Durable Construction: Built from high‑quality materials for long‑term use Reusable: Ideal for repeated connection cycles without compromising performance Applications Laboratory vacuum systems Glove boxes and inert gas environments Analytical and research equipment Industrial vacuum processes","options",[1241],{"_99":1242,"_1243":1244},"Title","optionValues",[1245],{"_99":1246,"_1247":1248},"Default Title","firstSelectableVariant",{"_1249":48,"_1250":-5,"_1215":1251,"_192":1252,"_1263":1264,"_1213":1269,"_1271":1272,"_1275":1276,"_52":1246,"_1277":-5},"availableForSale","compareAtPrice","gid://shopify/ProductVariant/59637808201809",{"_1253":1254,"_1215":1255,"_101":1256,"_1257":1258,"_1259":1260,"_1261":-5,"_125":1262,"_123":1262},"__typename","Image","gid://shopify/ProductImage/69034900488273","https://cdn.shopify.com/s/files/1/0631/6621/8321/files/kf25avcr_render.png?v=1781123489","smallUrl","https://cdn.shopify.com/s/files/1/0631/6621/8321/files/kf25avcr_render_450x450_crop_center.png?v=1781123489","bigUrl","https://cdn.shopify.com/s/files/1/0631/6621/8321/files/kf25avcr_render_450x450_crop_center@2x.png?v=1781123489","altText",280,"price",{"_1265":1266,"_1267":1268},"amount","3.86","currencyCode","AUD",{"_52":1217,"_1220":1221,"_1222":1270},[428,1224,744,703],"selectedOptions",[1273],{"_99":1242,"_1274":1246},"value","sku","GBA180106111","unitPrice","images",{"_1227":1280},[1281],{"_1215":1255,"_1261":-5,"_101":1256,"_1257":1258,"_1259":1260,"_123":1262,"_125":1262},"moq","shortDescription",{"_1274":1285},"Specification Material: Aluminum & Viton Brown \n

\nPressure range: 10 mbar to 10 bar.\n

\nTemperature range: -10 to 200°C","technicalData",{"_1274":1288},"

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n

PNEUROP	A	B	D1	D2
NW40	8.25 (0.32)	3.9 (0.15)	25 (0.98)	26 (1.02)

","downloads",{"_1274":1291},"[{\"text\":\"Glove Box Australia - Brochure\",\"url\":\"https://eu1.hubs.ly/H0vCqbs0\"}]","relatedProducts","selectedVariant",{"_1249":48,"_1250":-5,"_1215":1251,"_192":1295,"_1263":1296,"_1213":1297,"_1271":1299,"_1275":1276,"_52":1246,"_1277":-5},{"_1253":1254,"_1215":1255,"_101":1256,"_1257":1258,"_1259":1260,"_1261":-5,"_125":1262,"_123":1262},{"_1265":1266,"_1267":1268},{"_52":1217,"_1220":1221,"_1222":1298},[428,1224,744,703],[1300],{"_99":1242,"_1274":1246},{"_1227":1302},[1303],{"_1249":48,"_1250":-5,"_1215":1251,"_192":1304,"_1263":1305,"_1213":1306,"_1271":1308,"_1275":1276,"_52":1246,"_1277":-5},{"_1253":1254,"_1215":1255,"_101":1256,"_1257":1258,"_1259":1260,"_1261":-5,"_125":1262,"_123":1262},{"_1265":1266,"_1267":1268},{"_52":1217,"_1220":1221,"_1222":1307},[428,1224,744,703],[1309],{"_99":1242,"_1274":1246},"seo",{"_1237":1312,"_52":1313},"KF25 centering ring with O‑ring for secure, leak‑tight vacuum sealing. Ensures proper alignment and reliable performance in KF25 systems.","Vacuum Fittings KF25 CENTERING RING & O'RING","breadcrumbs",[1316,1318,1320,1322],{"_52":1317,"_101":191},"Home",{"_52":1113,"_101":1319},"/categories/analytical-vials",{"_52":1124,"_101":1321},"/collections/analytical-vials-accessories",{"_52":1217},"sanityProduct",{"_9":1325,"_10":1213,"_1326":-5,"_1327":-5,"_1328":-5,"_1329":-5,"_1330":-5,"_1331":-5,"_1332":-5,"_1333":-5,"_216":1334},"shopifyProduct-15852589514833","body","ogDescription","ogImage","ogTitle","richText","seoDescription","seoImage","seoTitle",{"_221":1335,"_1222":1336,"_52":1217},{"_10":221,"_223":1221},"ACCESSORIES, VACUUM, Vacuum Fittings, VACUUM TECHNOLOGY","actionData","errors"]

KF25 Centering Ring & O'Ring

Our Catalogues

Our Catalogues