The corner guard is fashioned out of type-304

PANEL-RH PSH (S)

Dispenser Configuration: Vertical Double Roll

They're used on standardized components common to all types of toilets such as toilet seats

Bradley 269-1568 Back Rest Replacement Part

Parker Check Valve, 1/8 in, Single, Inline Poppet, 316 Stainless Steel, Compression x Compression - 2A-C2L-10-SS or Single-fold The corner guard is fashionedInstrumentation Check Valves, Cracking pressure: 10 psi,Provide unidirectional flow control of fluids and gases. Blowout resistant seat design. Machined backstop reduces spring stress. Stainless steel check valves have fluorocarbon seats. Brass check valves have nitrile rubber seals. Compression connections.,316 Stainless Steel, 6000 psig CWP for 1 8" to 3 4" 5000 psig CWP for 1" Temp. range: 15 to 400F