The N6421A1-NT3G-1-50 is a bulkhead Crimp Jack with gold-plated brass contacts and a PTFE insulator. The type N connector offered the first true microwave performance. This type N connector was developed to satisfy the need for a durable, weatherproof medium size RF connector with consistent performance through 11GHz. Accommodates a wide range of medium to miniature sized RG coaxial cables in a rugged medium size design. Provides customer flexibility in their design and manufacturing with a durable connector. This crimp plug is suitable for RG58, RG58C, RG141 and RG303 standard cable.