Figure 1502 hammer union seals are rated for 15,000 psi and feature a distinctive blue nut with red subs. Heavy-duty elastomers with metal anti-extrusion rings withstand explosive decompression and rapid pressure cycling in ultra-high-pressure fracturing. Available in H2S-resistant compounds for deep sour gas wells. Precise tolerances ensure reliable sealing during repeated connections. https://globalsealstech.com/product/hammer-union-seal-2/