{"product_id":"hitachi-zx330-1-6-350-3g-hydraulic-pump-seal-kit","title":"Hitachi ZX330-1\/6\/350-3G Hydraulic Pump Seal Kit","description":"\u003cp\u003eHydraulic main pump seal kit for ZX330\/360-3\/6 series — high-pressure piston pump reseal for major hydraulic service.\u003c\/p\u003e\n\u003cp\u003eComplete seal set for the main hydraulic pump on excavators. Cross-referenced to original Hitachi factory part numbers parts.\u003c\/p\u003e\n\u003cp\u003eKit contents:\u003cbr\u003e- Shaft seals (HNBR\/PU for high-pressure service)\u003cbr\u003e- Static O-rings and back-up rings\u003cbr\u003e- Port plate \/ valve plate seals\u003cbr\u003e- Servo piston seals (where applicable)\u003cbr\u003e- PTFE back-up rings throughout\u003c\/p\u003e\n\u003cp\u003eMaterials: HNBR for high temperature and pressure, PTFE back-up rings to prevent extrusion at peak pressure spikes.\u003c\/p\u003e\n\u003cp\u003eApplication notes:\u003cbr\u003e- Always replace seals when pump is opened — never reuse\u003cbr\u003e- Inspect swash plate and pistons for wear during reseal\u003cbr\u003e- Bleed system carefully on first startup to prevent cavitation\u003c\/p\u003e\n\u003cp\u003eFits ZX330\/360-3\/6 main pumps.\u003c\/p\u003e\n\u003cp\u003eStocked in Surrey, BC. Same-day dispatch on orders placed before 2 PM PST.\u003c\/p\u003e","brand":"PowerSoon Equipment Ltd.","offers":[{"title":"Default Title","offer_id":42698639736909,"sku":null,"price":198.59,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/1756\/8333\/files\/ChatGPTImage2026_2_23_16_32_39.png?v=1771835594","url":"https:\/\/www.powersoon.ca\/products\/hitachi-zx330-1-6-350-3g-hydraulic-pump-seal-kit","provider":"POWERSOON EQUIPMENT LTD.","version":"1.0","type":"link"}