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  • An off-line seal with a threaded connection and all welded, all metallic housing design that does not utilize an o-ring or gasket
  • Can be used for remote mounting of pressure instrument(s) with capillary, see options & accessories below
  • Designed with a larger diameter diaphragm for higher displacement capability
  • A variety of upper and lower housing and diaphragm materials are available to suit most applications
  • A flushing port is available to clean wetted areas and prevent process media build up
Type 29 High Volumetric Displacement, Non-Replaceable Diaphragm Seals
Unit of Measure
1 2 3 

Part Number

Description

Instrument Connection Size

Diaphragm Material

Process Connection Size

29-02M-M-04M-2F-P N/A 1/4" National Pipe Thread (NPT) Instrument Connection, Monel 400 Upper Housing and Lower Housing & Diaphragm, 1/2" National Pipe Thread (NPT) Process Connection, 1/4" NPT Flushing Connection, Type 29 Diaphragm Seal N/A 1/4 in N/A Monel 400 N/A 1/2 in
29-04M-M-02M N/A 1/2" National Pipe Thread (NPT) Instrument Connection, Monel 400 Upper Housing and Lower Housing & Diaphragm, 1/4" National Pipe Thread (NPT) Process Connection, Type 29 Diaphragm Seal N/A 1/2 in N/A Monel 400 N/A 1/4 in
29-04M-M-02M-1F N/A 1/2" National Pipe Thread (NPT) Instrument Connection, Monel 400 Upper Housing and Lower Housing & Diaphragm, 1/4" National Pipe Thread (NPT) Process Connection, 1/8" NPT Flushing Connection, Type 29 Diaphragm Seal N/A 1/2 in N/A Monel 400 N/A 1/4 in
29-04M-M-02M-1F-P N/A 1/2" National Pipe Thread (NPT) Instrument Connection, Monel 400 Upper Housing and Lower Housing & Diaphragm, 1/4" National Pipe Thread (NPT) Process Connection, 1/8" NPT Flushing Connection, Type 29 Diaphragm Seal w/ Optional Flush Port N/A 1/2 in N/A Monel 400 N/A 1/4 in
29-04M-M-02M-2F N/A 1/2" National Pipe Thread (NPT) Instrument Connection, Monel 400 Upper Housing and Lower Housing & Diaphragm, 1/4" National Pipe Thread (NPT) Process Connection, 1/4" NPT Flushing Connection, Type 29 Diaphragm Seal N/A 1/2 in N/A Monel 400 N/A 1/4 in
29-04M-M-02M-2F-P N/A 1/2" National Pipe Thread (NPT) Instrument Connection, Monel 400 Upper Housing and Lower Housing & Diaphragm, 1/4" National Pipe Thread (NPT) Process Connection, 1/4" NPT Flushing Connection, Type 29 Diaphragm Seal N/A 1/2 in N/A Monel 400 N/A 1/4 in
29-02H-H-02H N/A 1/4" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/4" National Pipe Thread (NPT) Instrument Connection, Type 29 Diaphragm Seal N/A 1/4 in N/A Hastelloy C-276 N/A 1/4 in
29-02H-H-02H-1F N/A 1/4" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/4" National Pipe Thread (NPT) Instrument Connection, 1/8" NPT Flushing Connection, Type 29 Diaphragm Seal N/A 1/4 in N/A Hastelloy C-276 N/A 1/4 in
29-02H-H-02H-1F-P N/A 1/4" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/4" National Pipe Thread (NPT) Instrument Connection, 1/8" NPT Flushing Connection, Type 29 Diaphragm Seal w/ Optional Flush Port N/A 1/4 in N/A Hastelloy C-276 N/A 1/4 in
29-02H-H-02H-2F N/A 1/4" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/4" National Pipe Thread (NPT) Instrument Connection, 1/4" NPT Flushing Connection, Type 29 Diaphragm Seal N/A 1/4 in N/A Hastelloy C-276 N/A 1/4 in
29-02H-H-02H-2F-P N/A 1/4" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/4" National Pipe Thread (NPT) Instrument Connection, 1/4" NPT Flushing Connection, Type 29 Diaphragm Seal w/ Optional Flush Port N/A 1/4 in N/A Hastelloy C-276 N/A 1/4 in
29-04H-H-04H N/A 1/2" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/2" National Pipe Thread (NPT) Instrument Connection, 1/4" NPT Flushing Connection, Type 29 Diaphragm Seal N/A 1/2 in N/A Hastelloy C-276 N/A 1/2 in
29-04H-H-04H-1F N/A 1/2" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/2" National Pipe Thread (NPT) Instrument Connection, 1/8" NPT Flushing Connection, Type 29 Diaphragm Seal N/A 1/2 in N/A Hastelloy C-276 N/A 1/2 in
29-04H-H-04H-1F-P N/A 1/2" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/2" National Pipe Thread (NPT) Instrument Connection, 1/8" NPT Flushing Connection, Type 29 Diaphragm Seal w/ Optional Flush Port N/A 1/2 in N/A Hastelloy C-276 N/A 1/2 in
29-04H-H-04H-2F N/A 1/2" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/2" National Pipe Thread (NPT) Instrument Connection, 1/4" NPT Flushing Connection, Type 29 Diaphragm Seal N/A 1/2 in N/A Hastelloy C-276 N/A 1/2 in
29-04H-H-04H-2F-P N/A 1/2" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/2" National Pipe Thread (NPT) Instrument Connection, 1/4" NPT Flushing Connection, Type 29 Diaphragm Seal w/ Optional Flush Port N/A 1/2 in N/A Hastelloy C-276 N/A 1/2 in
29-02H-H-04H N/A 1/4" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/2" National Pipe Thread (NPT) Instrument Connection, 1/4" NPT Flushing Connection, Type 29 Diaphragm Seal N/A 1/4 in N/A Hastelloy C-276 N/A 1/2 in
29-02H-H-04H-1F N/A 1/4" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/2" National Pipe Thread (NPT) Instrument Connection, 1/8" NPT Flushing Connection, Type 29 Diaphragm Seal N/A 1/4 in N/A Hastelloy C-276 N/A 1/2 in
29-02H-H-04H-1F-P N/A 1/4" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/2" National Pipe Thread (NPT) Instrument Connection, 1/8" NPT Flushing Connection, Type 29 Diaphragm Seal w/ Optional Flush Port N/A 1/4 in N/A Hastelloy C-276 N/A 1/2 in
29-02H-H-04H-2F N/A 1/4" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/2" National Pipe Thread (NPT) Instrument Connection, 1/4" NPT Flushing Connection, Type 29 Diaphragm Seal N/A 1/4 in N/A Hastelloy C-276 N/A 1/2 in
29-02H-H-04H-2F-P N/A 1/4" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/2" National Pipe Thread (NPT) Instrument Connection, 1/4" NPT Flushing Connection, Type 29 Diaphragm Seal w/ Optional Flush Port N/A 1/4 in N/A Hastelloy C-276 N/A 1/2 in
29-04H-H-02H N/A 1/2" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/4" National Pipe Thread (NPT) Instrument Connection, 1/4" NPT Flushing Connection, Type 29 Diaphragm Seal N/A 1/2 in N/A Hastelloy C-276 N/A 1/4 in
29-04H-H-02H-1F N/A 1/2" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/4" National Pipe Thread (NPT) Instrument Connection, 1/8" NPT Flushing Connection, Type 29 Diaphragm Seal N/A 1/2 in N/A Hastelloy C-276 N/A 1/4 in
29-04H-H-02H-1F-P N/A 1/2" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/4" National Pipe Thread (NPT) Instrument Connection, 1/8" NPT Flushing Connection, Type 29 Diaphragm Seal w/ Optional Flush Port N/A 1/2 in N/A Hastelloy C-276 N/A 1/4 in
29-04H-H-02H-2F N/A 1/2" National Pipe Thread (NPT) Instrument Connection, Hastelloy C-276 Upper Housing and Lower Housing & Diaphragm, 1/4" National Pipe Thread (NPT) Instrument Connection, 1/4" NPT Flushing Connection, Type 29 Diaphragm Seal N/A 1/2 in N/A Hastelloy C-276 N/A 1/4 in
Unit of Measure
1 2 3