Knox Box FDC Lock 2 1/2" NH/NST Male Locking Cap Female Size_2 Inch Hose shall have a capability

Hose shall have a capability of use down to -35° F

Protects your fire extinguisher from the elements

a high-security key lock box

The 350CK2 Repair Kit is compatible with sizes 2 1/2"

Global type "A" aluminum 2 1/2 inch male camlock (Cam & Groove) coupler to 2 1/2 inch female NPT threads

Knox Box FDC Lock 2 1/2" NH/NST Male Locking Cap Female Size_2 Inch Hose shall have a capabilityThe 3110 model with 2" NH threads (7. 5 TPI x 3. 068 OD) is the most widely used configuration however, thread patterns and sizes vary by jurisdiction, so always verify the correct specifications with your local fire department before ordering. Knox FDC Locks protect fire department connections (FDCs), keeping pipes clean of debris to ensure the delivery of high pressure water flow to fire sprinkler systems. The Knox FDC Lock is available in 2 1 2"