Air Filter Cover HG-NL-345

It directly replaces P777408 and is cross-referenced against 1 major filter brands, including Donaldson P777408.

It is used on Sullair compressors.

Filter type: hydraulic filter element. Manufactured as a direct replacement for OEM and aftermarket applications.

Follow the service interval in your equipment manufacturer's manual. Under heavy-duty, high-dust or high-humidity conditions, replace earlier. Always compare the part number on the filter you remove before refitting.

MOQ varies by product: 5–100 units for standard parts (see product page). Tier pricing decreases with volume. Custom parts usually ≥ 50 units, evaluated by process.

Stock/short-run: 8–50 days; bulk orders 35–60 days, depending on the actual order quantity and the agreed shipping method; custom 45 days or more incl. sampling, confirmed with the quotation. Note your deadline in the inquiry — sales will confirm capacity.

Add products to the inquiry list and submit with contact info. Sales contact you within 24h and issue a formal quotation (tier pricing + proforma invoice) within 48h. The AI assistant can pre-fill inquiries in chat.

Yes. We develop from drawings/samples and support private labeling. Process: evaluation → sampling (15–40 days if a separate sample round is required) → approval → mass production.

Payment: T/T 30% deposit + 70% before shipment / L/C / Trade Assurance. Shipping: FOB Ningbo/Shanghai, CIF or DDP; EU & NA warehouses; sea/air/express. Where customs clearance and declaration are involved, freight is charged at actual cost and settled against the freight forwarder's invoice; for small consignments you may specify the shipping method, but not the carrier.

ISO 9001 & IATF 16949; CE/UL/ATEX on key products. Every batch ships with inspection reports; third-party inspection (SGS/BV) supported.