WESPC Valve Spring 198217470 for Perkins 403C-15 404C-22 Diesel Engines - 48mm Length 29mm Diameter

WESPC Valve Spring 198217470 is a high-performance outer valve spring designed for Perkins 4-cylinder diesel engines. This precision-engineered component ensures reliable valve operation in demanding industrial applications.

This outer valve spring (part number 198217470) is specifically engineered for 4-cylinder Perkins 403C-15, 403D-15, 403D-15T, 404C-22, 404C-22T and 404D-22TA diesel engines (2.2 L capacity). It maintains precise valve motion at engine speeds up to 3,000 min⁻¹ in equipment including Terex TLB back-hoe loaders, Case SR/SV skid-steers, 45 kVA "Vista A" generator sets, and mini-excavators.

Manufactured from premium chrome-vanadium spring steel (50CrV4 alloy with 0.5% C, 1% Cr, 0.15% V), this valve spring delivers exceptional performance characteristics:

• 1,600 MPa tensile strength with 8% elongation
• Resistance to surge-set at exhaust temperatures up to 700°C
• Shot-peened surface treatment at 0.25 mm A-intensity
• 400 MPa compressive stress on outer surface
• Extended fatigue life of 1 × 10⁷ cycles
• Service life up to 12,000 hours

PERKINS 198217470, 198217470/6, KMP 198217470, FPS VS198217470, ITM VOE198217470, FAI VS198217470, AJUSA 810198217470, GLYCO VS-Per 403, MAHLE VS-198217470, AE 198217470, CLEVITE VS-198217470, TOPLINE 198217470, VMC 198217470, MARINE D'USTRIE 198217470, KINGSLAND 198217470, AIC 198217470, WDPART 198217470