Product Finder

Product Finder

Our Product Finder tool allows you to find the perfect product for your requirements.

How To Order AccessoriesHow To Order >

To determine ordering reference please select from the tables below in the following order:

  • Product Type
  • Form of Protection
  • Thread Form
  • Thread Size
  • Thread Form (if applicable)
  • Thread Size (if applicable)
  • Material

When selecting and installing certified electrical equipment and components in potentially Explosive Atmospheres, it is the users responsibility to ensure that the local industry codes of practice are observed and followed, for example EN 60079-14, IEC 60079-14 or NFPA 70 / NEC 500.

Below Example:

737DTR3T25

737 Adaptor – Globally Certified – ½” (M) x ¾” (F) – Nickel Plated Brass complete with O Ring face seal.

To determine ordering reference please select from the tables below in the following order:
Product Type - Form of Protection - Option (if required) - Thread Form - Thread Size - Thread From (if applicable) - Thread Size (if applicable) - Material
Product Type Form of Protection Options Male Thread Form Male Thread Size Female Thread Form Female Thread Size Material
From Product Page From Table A Below From Table B Below From Table C Below From Table D Below From Table C Below From Table D Below From Table E Below
737 E R M 2 M 2 5

TABLE A

Code Form of Protection
D Group II Globally Certified Ex d / AEx d & Ex e / AEx e
E Group II Increased Safety Ex e / AEx e
G General Purpose/Industrial
M Group I Mining

TABLE B

Code Options
A Type A – Externally secured non tamper-proof Ex d Stopper Plug or Type A – Insulated Adaptor*
B Type B – Internally secured tamper-proof Ex d Stopper Plug or Type B – Insulated Adaptor*
R Optional equipment interface 'O' ring seal

TABLE C

Code Thread Form
M Metric
N NPSM
T NPT
P PG
B BSPP
I Imperial (E.T.)
S BSPT

TABLE D

Code Thread Size
Metric
"M"
NPSM
"N"
NPT
"T"
PG
"P"
BSP
"B"
Imperial
"I"
BSP
"S"
1A - - 3⁄8" 7 - 1⁄2" -
1 16 1⁄2" 1⁄2" 9 1⁄2" 5⁄8" 1⁄2"
2 20 3⁄4" 3⁄4" 11 3⁄4" 3⁄4" 3⁄4"
3 25 1" 1" 13.5 1" 1" 1"
4 32 1 1⁄4" 1 1⁄4" 16 1 1⁄4" 1 1⁄4" 1 1⁄4"
5 40 1 1⁄2" 1 1⁄2" 21 1 1⁄2" 1 1⁄2" 1 1⁄2"
6 50 2" 2" 29 2" 2" 2"
7 63 2 1⁄2" 2 1⁄2" 36 2 1⁄2" 2 1⁄2" 2 1⁄2"
8 75 3" 3" 42 3" 3" 3"
9 90 3 1⁄2" 3 1⁄2" 48 3 1⁄2" 3 1⁄2" 3 1⁄2"
10 100 4" 4" - 4" 4" 4"

Other variations available upon request

Nominal dimensions shown in this table may vary due to material availability. All dimensions shown are in inches unless otherwise stated. Within the parameters of its Explosive Atmosphere certification, CMP Products reserves the right to change the design and/or dimensions of any of the products illustrated without notice. For further information please contact CMP Products

**When ordered with the integral 'O' ring seal the across flats dimension shown may increase to accommodate the 'O' ring.

TABLE E

Code Material
- Brass
1 Aluminium
2 Nylon
3 Mild Steel
4 Stainless Steel 316
5 Nickel Plated Brass