{"product_id":"kpm-4-pneumatic-fitting","title":"KPM-4 Nickel Quick-Screw Equal Bulkhead Union - 4mm Tube OD","description":"\u003cdiv class=\"pevxi-story\"\u003e\n\u003cnav class=\"pevxi-story-nav\"\u003e\u003ca href=\"#pevxi-applications\"\u003eApplications\u003c\/a\u003e\u003ca href=\"#pevxi-size\"\u003eSize \u0026amp; specifications\u003c\/a\u003e\u003ca href=\"#pevxi-workflow\"\u003eHow it is used\u003c\/a\u003e\u003ca href=\"#pevxi-bulk\"\u003eQuick order\u003c\/a\u003e\u003c\/nav\u003e\u003csection class=\"pevxi-story-section pevxi-story-grid\" id=\"pevxi-applications\"\u003e\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0850\/3282\/9186\/files\/pevxi-ecu-e7994a9f4b35de-04-application.jpg?v=1794106427\" width=\"1200\" height=\"1200\" loading=\"lazy\" alt=\"KPM-4 Nickel Quick-Screw Equal Bulkhead Union - 4mm Tube OD\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2\u003eKPM-4 Nickel Quick-Screw Equal Bulkhead Union - 4mm Tube OD\u003c\/h2\u003e\n\u003cp\u003eConnect two compatible pneumatic tubes through a panel in a straight line. Select the tube outside diameter and the connection mechanism. The bulkhead union is a junction, not a shut-off valve.\u003c\/p\u003e\n\u003ch3\u003eIncluded in one sales unit\u003c\/h3\u003e\n\u003cp\u003e1 complete assembled bulkhead-union fitting with its supplied mounting hardware. Two tube retaining nuts are assembled. Tubing, the panel, tools and storage boxes are not included.\u003c\/p\u003e\n\u003cp class=\"pevxi-reference\"\u003eOriginal supplier series photographs and views; appearance varies with selected size and finish. Corresponding source dimensions are approximate references. The external thread is for panel mounting.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"pevxi-story-section pevxi-story-grid\" id=\"pevxi-size\"\u003e\u003cdiv\u003e\n\u003ch2\u003eModel \u0026amp; Reference Codes\u003c\/h2\u003e\n\u003ctable class=\"pevxi-spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eOriginal shipping SKU\u003c\/th\u003e\n\u003ctd\u003ePM4-KN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSupplier model reference\u003c\/th\u003e\n\u003ctd\u003eKPM-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConnection type\u003c\/th\u003e\n\u003ctd\u003eNickel Quick-Screw Bulkhead Union\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePort layout\u003c\/th\u003e\n\u003ctd\u003eTwo equal tube ports; straight passage through a panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTube outside diameter\u003c\/th\u003e\n\u003ctd\u003e4 mm at both ends\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003ctd\u003eExternal body thread and supplied mounting hardware; not an equipment-port pipe thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial \/ construction\u003c\/th\u003e\n\u003ctd\u003eNickel-plated brass body with two retaining nuts plus bulkhead mounting hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSales unit\u003c\/th\u003e\n\u003ctd\u003e1 complete assembled bulkhead-union fitting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0850\/3282\/9186\/files\/pevxi-ecu-da8aa9d17674a4-02-size.jpg?v=1794106427\" width=\"1200\" height=\"1200\" loading=\"lazy\" alt=\"KPM-4 Nickel Quick-Screw Equal Bulkhead Union - 4mm Tube OD\"\u003e\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"pevxi-story-section pevxi-story-grid\" id=\"pevxi-workflow\"\u003e\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0850\/3282\/9186\/files\/pevxi-ecu-8bed636428c622-05-operation.jpg?v=1794106427\" width=\"1200\" height=\"1200\" loading=\"lazy\" alt=\"KPM-4 Nickel Quick-Screw Equal Bulkhead Union - 4mm Tube OD\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2\u003eMount, connect and inspect.\u003c\/h2\u003e\n\u003cp\u003eIsolate and fully depressurize the line. Match both tube outside diameters and the actual mounting thread. Secure the body through a suitable panel with its mounting hardware, holding the body at the hex. Cut compatible tubing square and remove debris. Place each retaining nut on the tube, fully seat both tubes and secure the nuts. Depressurize before loosening the tube nuts. Restore air gradually and leak-check both joints. Tubing, the panel and tools are not included.\u003c\/p\u003e\n\u003ch3\u003ePack quantities\u003c\/h3\u003e\n\u003cp\u003eChoose 1 \/ 5 \/ 20 fittings per pack. Quantity counts packs; physical fittings equal pack size multiplied by the number of packs. Displayed pack prices include the shown savings.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e\u003cdiv class=\"pevxi-order-heading\" id=\"pevxi-bulk\"\u003e\n\u003ch2\u003eBuild your order, pack by pack.\u003c\/h2\u003e\n\u003cp\u003eEach row shows the full shipping SKU and pack price.\u003c\/p\u003e\n\u003cp\u003eShips from China · 5–7 calendar days preparation. \u003ca href=\"\/policies\/shipping-policy\"\u003eShipping\u003c\/a\u003e · \u003ca href=\"\/policies\/refund-policy\"\u003eReturns\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"PEVXI","offers":[{"title":"1 Fitting","offer_id":50991147942146,"sku":"PM4-KN","price":3.07,"currency_code":"USD","in_stock":true},{"title":"5 Fittings","offer_id":50991147974914,"sku":"PM4-KN-5","price":14.58,"currency_code":"USD","in_stock":true},{"title":"20 Fittings","offer_id":50991148007682,"sku":"PM4-KN-20","price":55.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0850\/3282\/9186\/files\/pevxi-ecu-0e867c2e91eec9-01-hero.jpg?v=1794107075","url":"https:\/\/nl.pevxi.com\/products\/kpm-4-pneumatic-fitting","provider":"PEVXI","version":"1.0","type":"link"}