Black Hex Nipple 25.4mm OD The Black Hex Nipple 25.4mm OD is a replacement threaded fitting designed for compatible dairy, agricultural, wash and general pipework applications. With a 25.4mm outside diameter and hex body design, it provides a practical connection point between matching fittings, valves, pipework or equipment assemblies. Hex nipples are useful where two compatible threaded components need to be joined securely while still allowing the fitting to be tightened or removed with a suitable spanner. If the original nipple becomes worn, damaged, cracked or difficult to seal, the connection may leak, loosen or become unreliable during use. Replacing it with the Black Hex Nipple 25.4mm OD helps restore a dependable fitting point and supports consistent system operation. This fitting is useful for dairy farms, engineers and service teams carrying out repairs, refurbishment or planned maintenance on compatible parlour, wash, water, air or plant room systems. The hex design helps make fitting and removal more straightforward during servicing, while the black finish can assist with identification where similar fittings are used across an installation. The Black Hex Nipple 25.4mm