A valve comprising: a. a body having a first port and a second port with a passage configured to flow a media extending between said first port and said second port; b. a flow-element positioned between said first port and said second port, wherein said flow-element has a stem configured to actuate said flow-element between a closed position and an open position; c. a self-adjusting stem sealing assembly adjacent to said stem and configured to prevent media leakage from the valve; and d. a bonnet secured to said body and configured to secure said flow-element and stem sealing assembly into position, wherein said stem sealing assembly comprises: i. a primary seal seated in an annular space defined by said stem, said body and said bonnet, said primary seal comprising: a primary sealing component; a primary force transmitting surface; and a primary force transmitting member configured to transfer a first axial load to said primary force transmitting surface, wherein said primary force transmitting surface is configured to transfer said first axial load to said primary sealing component to create a seal between said body and said stem; ii. a secondary seal seated in an annular space defined by said primary seal and said stem, said secondary seal comprising: a packing configured to expand radially to form a seal with said stem and said primary seal; a secondary force transmitting surface; and a secondary force transmitting member configured to transfer a second axial load to said secondary force transmitting surface, wherein said secondary force transmitting surface is configured to transfer said second axial load to said packing thereby creating a seal between said stem and said primary seal. a. a body having a first port and a second port with a passage configured to flow a media extending between said first port and said second port; b. a flow-element positioned between said first port and said second port, wherein said flow-element has a stem configured to actuate said flow-element between a closed position and an open position; c. a self-adjusting stem sealing assembly adjacent to said stem and configured to prevent media leakage from the valve; and d. a bonnet secured to said body and configured to secure said flow-element and stem sealing assembly into position, i. a primary seal seated in an annular space defined by said stem, said body and said bonnet, said primary seal comprising: a primary sealing component; a primary force transmitting surface; and a primary force transmitting member configured to transfer a first axial load to said primary force transmitting surface, wherein said primary force transmitting surface is configured to transfer said first axial load to said primary sealing component to create a seal between said body and said stem; a primary sealing component; a primary force transmitting surface; and a primary force transmitting member configured to transfer a first axial load to said primary force transmitting surface, wherein said primary force transmitting surface is configured to transfer said first axial load to said primary sealing component to create a seal between said body and said stem; ii. a secondary seal seated in an annular space defined by said primary seal and said stem, said secondary seal comprising: a packing configured to expand radially to form a seal with said stem and said primary seal; a secondary force transmitting surface; and a secondary force transmitting member configured to transfer a second axial load to said secondary force transmitting surface, wherein said secondary force transmitting surface is configured to transfer said second axial load to said packing thereby creating a seal between said stem and said primary seal. a packing configured to expand radially to form a seal with said stem and said primary seal; a secondary force transmitting surface; and a secondary force transmitting member configured to transfer a second axial load to said secondary force transmitting surface, wherein said secondary force transmitting surface is configured to transfer said second axial load to said packing thereby creating a seal between said stem and said primary seal.