WIDE APPLICATION - the 621957 Refrigerator Burner Orifice Assembly is a replacement for the following models: N611, N621, N641, NXA641, N811, N821, N841, NXA841, N1095, 662, 682, 6162, 6182, 962, 963, 982, 9162, 9163 and 9182 DURABLE MATERIAL - 621957 Burner Orifice is made of heavy duty steel & copper for great strength, wearing & corrosion resistace, deformation protection and long time use DIRECT REPLACEMENT - with orifice adapter, replaces for Norcold #621957, also known as for NBK part number 20367 STABLE PERFOEMANCE - premium aftermarket replacement burner assembly makes your AC/DC refrigerator or freezer running smoothly. Direct replacement, effortless to install BUILT TO LAST - professionally manufactured to OEM specification, every part is carefully selected & tested to provide great reliability in function, performance and quality. Durable & affordable Burner Orifice Assembly to quickly repair your refrigerator