Lincoln OEM - FEEDHEAD PC BD ASBL - S25540-17 - 9SS25540-17 HD Marine chromium and molybdenum with improved

chromium and molybdenum with improved metal resistance against wear

spray above ≈ 130 A Travel Speed Fast — keep moving to prevent heat buildup Backstepping Useful on butt joints to reduce distortion Tack Weld Spacing 2–3 in (50–75 mm) for thin-sheet fit-up Aluminum has very high thermal conductivity — heat spreads rapidly from the weld zone into the base metal

Never use C25 (75/25 Ar/CO₂) on stainless wire regardless of classification

Cold wire feed and spot timer: Position wire precisely before arc initiation

7/8 in severance

Lincoln OEM - FEEDHEAD PC BD ASBL - S25540-17 - 9SS25540-17 HD Marine chromium and molybdenum with improvedLincoln S25540 17 Feedhead PC board assembly The Lincoln Electric S25540 17 is a genuine OEM feedhead pc board assembly for applicable Lincoln equipment. Orderable Lincoln SKU: 9SS25540 17. Manufacturer: Lincoln Electric OEM part number: S25540 17 Orderable SKU: 9SS25540 17 Component type: Feedhead PC board assembly Availability: In stock Verify compatibility before ordering Lincoln service parts can be specific to a machine configuration and