Circle Valve Technologies Inc.
307 Derstine Ave, Suite 204
Lansdale, PA 19446

Toll Free:800-645-6733
Phone: 267-933-6300
Fax: 267-933-6305
Email: [email protected]
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Male NPT to male ISO tapered

Hex Nipple (Male to ISO) GNH
Unit of Measure
1 

Item #

Body Material

Connection Size

Connection Type 1

Connection Type 2

Hex (H)

Length (L)

GNH-2NR-S N/A Stainless Steel N/A 1/8 in N/A Male NPT N/A ISO tapered N/A 7/16 in11.1 mm N/A 0.97 in24.6 mm
GNH-4NR-S N/A Stainless Steel N/A 1/4 in N/A Male NPT N/A ISO tapered N/A 9/16 in14.2 mm N/A 1.40 in35.6 mm
GNH-6NR-S N/A Stainless Steel N/A 3/8 in N/A Male NPT N/A ISO tapered N/A 11/16 in17.4 mm N/A 1.43 in36.30 mm
GNH-8NR-S N/A Stainless Steel N/A 1/2 in N/A Male NPT N/A ISO tapered N/A 7/8 in22.2 mm N/A 1.84 in46.7 mm
GNH-12NR-S N/A Stainless Steel N/A 3/4 in N/A Male NPT N/A ISO tapered N/A 1 1/16 in26.9 mm N/A 1.84 in46.7 mm
GNH-16NR-S N/A Stainless Steel N/A 1 in N/A Male NPT N/A ISO tapered N/A 1 3/8 in34.9 mm N/A 2.32 in58.90 mm
GNH-2NR-B N/A Brass N/A 1/8 in N/A Male NPT N/A ISO tapered N/A 7/16 in11.1 mm N/A 0.97 in24.6 mm
GNH-4NR-B N/A Brass N/A 1/4 in N/A Male NPT N/A ISO tapered N/A 9/16 in14.2 mm N/A 1.40 in35.6 mm
GNH-6NR-B N/A Brass N/A 3/8 in N/A Male NPT N/A ISO tapered N/A 11/16 in17.4 mm N/A 1.43 in36.30 mm
GNH-8NR-B N/A Brass N/A 1/2 in N/A Male NPT N/A ISO tapered N/A 7/8 in22.2 mm N/A 1.84 in46.7 mm
GNH-12NR-B N/A Brass N/A 3/4 in N/A Male NPT N/A ISO tapered N/A 1 1/16 in26.9 mm N/A 1.84 in46.7 mm
GNH-16NR-B N/A Brass N/A 1 in N/A Male NPT N/A ISO tapered N/A 1 3/8 in34.9 mm N/A 2.32 in58.90 mm
GNH-2NR-C N/A Carbon Steel N/A 1/8 in N/A Male NPT N/A ISO tapered N/A 7/16 in11.1 mm N/A 0.97 in24.6 mm
GNH-4NR-C N/A Carbon Steel N/A 1/4 in N/A Male NPT N/A ISO tapered N/A 9/16 in14.2 mm N/A 1.40 in35.6 mm
GNH-6NR-C N/A Carbon Steel N/A 3/8 in N/A Male NPT N/A ISO tapered N/A 11/16 in17.4 mm N/A 1.43 in36.30 mm
GNH-8NR-C N/A Carbon Steel N/A 1/2 in N/A Male NPT N/A ISO tapered N/A 7/8 in22.2 mm N/A 1.84 in46.7 mm
GNH-12NR-C N/A Carbon Steel N/A 3/4 in N/A Male NPT N/A ISO tapered N/A 1 1/16 in26.9 mm N/A 1.84 in46.7 mm
GNH-16NR-C N/A Carbon Steel N/A 1 in N/A Male NPT N/A ISO tapered N/A 1 3/8 in34.9 mm N/A 2.32 in58.90 mm
Unit of Measure
1