{"product_id":"automotive-connector-back-cover-9818385-waterproof-housing-rear-seal-female-socket","title":"Automotive Connector Back Cover – 9818385, Waterproof Housing Rear Seal for Female Socket Cable Plug","description":"\u003ch2\u003eAutomotive Connector Back Cover – 9818385, Waterproof Housing Rear Seal for Female Socket Cable Plug\u003c\/h2\u003e\n\n\u003cp\u003ePart number 9818385 is an automotive connector back cover (rear seal \/ secondary lock) for a specific waterproof female socket connector housing. The 7-digit part number format is consistent with Volvo, Scania, and other European truck OEM part numbering systems. Back covers are critical for achieving IP67 sealing and secondary terminal retention in waterproof automotive connectors used in commercial vehicle wiring harnesses.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 9818385\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComponent Type:\u003c\/strong\u003e Connector back cover \/ rear seal \/ secondary lock\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e PA66 nylon, flame retardant\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e IP67 rear seal + secondary terminal retention\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Specific female socket connector housing in truck\/commercial vehicle wiring (verify compatibility)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBack Cover Functions\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIP67 rear sealing:\u003c\/strong\u003e Compresses individual wire seals against the housing rear face. Without the back cover, wire seals are not compressed and water enters through the rear of the housing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSecondary terminal retention:\u003c\/strong\u003e Locks over terminal lancing lances, preventing push-back under cable pull forces and vibration — especially critical in commercial vehicles with high vibration levels.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOEM compliance:\u003c\/strong\u003e Required for the connector to meet IP67 specification and the vehicle manufacturer’s electrical system requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eHow do I verify 9818385 is compatible with my connector housing?\u003c\/h4\u003e\n\u003cp\u003eCross-reference 9818385 with the truck manufacturer’s parts catalog (Volvo, Scania, or similar) to identify the compatible connector housing part numbers. The parts catalog lists the back cover part number as an accessory to the specific connector housing. Verify the housing part number on the original connector before ordering.\u003c\/p\u003e\n\n\u003ch4\u003eHow do I install this back cover?\u003c\/h4\u003e\n\u003cp\u003eAfter loading all terminals and verifying each is fully seated (pull-test each wire): align the back cover with the housing rear face, matching the orientation key. Press firmly until the locking tabs click into the locked position. For commercial vehicle connectors with heavy cable bundles, support the cable bundle during installation to prevent terminal displacement.\u003c\/p\u003e\n\n\u003ch4\u003eCan I reuse this back cover after removal?\u003c\/h4\u003e\n\u003cp\u003eYes, if undamaged. Inspect for cracks, deformed locking tabs, and damaged sealing surfaces. Replace if the back cover no longer clicks firmly into the locked position.\u003c\/p\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEuropean trucks:\u003c\/strong\u003e Back cover replacement during connector repair on Volvo, Scania, DAF, and MAN wiring harnesses\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAgricultural equipment:\u003c\/strong\u003e Connector assembly completion for harness repair\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConstruction equipment:\u003c\/strong\u003e Back cover replacement on heavy machinery wiring harnesses\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTruck workshops:\u003c\/strong\u003e Workshop stock for commercial vehicle connector back covers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cp\u003e1 piece — automotive connector back cover 9818385. Compatible connector housing not included.\u003c\/p\u003e","brand":"Cable Parts Online","offers":[{"title":"9818385 \/ 100pcs","offer_id":47850560258293,"sku":"14:200004889#9818385;200001249:202408834#100pcs","price":624.0,"currency_code":"USD","in_stock":true},{"title":"9818385 \/ 50pcs","offer_id":47850560291061,"sku":"14:200004889#9818385;200001249:202408833#50pcs","price":312.0,"currency_code":"USD","in_stock":true},{"title":"9818385 \/ 10pcs","offer_id":47850560323829,"sku":"14:200004889#9818385;200001249:202408832#10pcs","price":62.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3494\/0149\/files\/See22ae404e34470e93177e6d890ecd62C.webp?v=1773896243","url":"https:\/\/www.csldmcml.com\/products\/automotive-connector-back-cover-9818385-waterproof-housing-rear-seal-female-socket","provider":"Cable Parts Online","version":"1.0","type":"link"}