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2015 Maxitrol Company. All Rights Reserved. DRAFT 09.18.2013 57 NOTE Spring free length is given as an aid for the purpose of identification only. Variations of 1 2 although unlikely can occur. This variation will not affect the spring range. Model Part Number Color Code Outlet Pressure In. w.c. Approx Inner Diameter Approx Length Adjustable Models 325-3 R325C10-26 R325C10-59 R325C10-412 R325C10-711 R325C10-1022 R325C10-1530 R325C10-P12 Plated Plated Violet White Red Yellow Tagged 2.0 to 6.0 5.0 to 9.0 4.0 to 12 7.0 to 11 10 to 22 15 to 30 1 psi-2 psi 5 8 1 3 4 2 5 16 1 3 4 2 5 8 2 1 8 2 5 16 2 5 16 325-5 R325E10-26A R325E10-59A R325E10-412A R325E10-711A R325E10-1022A R325E10-1530A R325E10-P12A Plated Plated Violet White Red Yellow Tagged 2.0 to 6.0 5.0 to 9.0 4.0 to 12 7.0 to 11 10 to 22 15 to 30 1 psi-2 psi 3 4 2 7 8 4 3 16 3 1 8 4 3 9 16 3 5 8 3 3 4 325-7A R8110-25 R8110-412 R8110-1022 R8110-1530 R8110-2042 R325G10-711 Plated Violet Red Yellow Black White 2.0 to 5.0 4.0 to 12 10 to 22 15 to 30 20 to 42 7.0 to 11 7 8 3 13 16 3 3 4 4 5 16 4 1 2 4 5 16 4 5 8 325-9 R9110-25 R9110-412 R9110-1022 R9110-1530 R9110-2042 R325J10-711 Plated Violet Red Yellow Black White 2.0 to 5.0 4.0 to 12 10 to 22 15 to 30 20 to 42 7.0 to 11 1 1 8 4 15 16 5 1 16 5 5 8 5 7 8 5 3 4 6 1 2 Standard Spring L.P. - May be used with any minimum spring. - or 6.0 to 10.0 for 5 psi Model Part Number How Used Color Code Approx Inner Diameter Approx Length Zero Governor Models R400Z R400B10-13 R400B10Z Regulate Counter Brown Plated 3 8 1 2 1 1 4 3 4 R500Z R5210-13 R500B10Z Regulate Counter Brown Plated 9 16 7 16 2 R600Z R5310-13 R600B10Z Regulate Counter Brown Plated 5 8 2 5 8 210DZ R8110-13 R210D10Z Regulate Counter Brown Plated 7 8 1 3 1 8 3 3 8 210EZ R9110-13 R210E10Z Regulate Counter Brown Plated 1 1 8 1 7 16 4 4 3 4 210GZ R11110-13 R210G10Z Regulate Counter Brown Plated 1 1 2 2 1 16 6 1 8 6 3 4 210JZ R13110-25 R210J10Z Regulate Counter Brown Plated 2 1 8 2 7 8 9 1 16 9 1 4 Model Part Number Min Max Color Code Outlet Pressure In. w.c. Approx Inner Diameter Approx Length Adjustable Models SR400 SR400B10H MR410B10L SR400B10H-1 MR410B10L SR400B10H MR410B10L-1 SR400B10H-1 MR410B10L-1 SR400B10L-4 Max Min Max Min Max Min Max Min Min S Steel Plated White Plated S Steel Blue White Blue Black 3.0 to 5.0 0.3 to 1.2 2.5 to 3.5 0.3 to 1.2 4.0 to 6.0 1.0 to 2.8 3.0 to 5.0 1.0 to 2.8 2.5 to 4.0 5 16 1 1 16 1 5 16 7 8 1 7 8 1 5 16 1 1 16 1 1 1 16 1 3 16 SR400-2 MR410B102-2 Max Blue 7.5 to 12.0 5 16 1 1 2 SR500 SR500B10H MR510B10L SR500B10H-1 MR510B10L SR500B10H MR510B10L-1 SR500B10H-1 MR510B10L-1 Max Min Max Min Max Min Max Min S Steel Plated White Plated S Steel Plated White Blue 3.0 to 5.0 0.3 to 1.2 1.5 to 3.5 0.3 to 1.2 3.5 to 6.0 1.0 to 2.8 2.0 to 4.5 1.0 to 2.8 7 16 1 5 8 1 9 16 1 1 16 1 1 16 1 1 16 1 9 16 1 1 4 1 1 16 1 1 4 SR500-2 SR500B10HL-2 Max Black 7.5 to 12.0 7 16 2 1 4 SR600 SR600B10H MR610B10L SR600B10H-1 MR610B10L SR600B10H MR610B10L-1 SR600B10H-1 MR610B10L-1 Max Min Max Min Max Min Max Min S Steel Plated White Plated S Steel Plated White Blue 3.0 to 5.0 0.3 to 1.2 2.5 to 4.0 0.3 to 1.2 4.0 to 6.0 1.0 to 2.8 3.0 to 5.5 1.0 to 2.8 5 8 2 1 8 2 1 9 16 1 1 2 1 9 16 2 1 13 16 1 1 2 1 13 16 SPRING SELECTION CHART