S1146-B-WELL-MECH. SEALS-14pp - M Barnwell Services Ltd

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S1146-B-WELL-MECH. SEALS-14pp 22/6/07 11:10 Page 9Parallel Spring Diaphragm Type SealsBalanced Diaphragm Type SealsTYPE 10 / 20 MetricMetric shaft size resilient, single spring, rubber diaphragm sealwith boot mounted seat as standard. A widely specified andutilised seal type, capable of long service life.TYPE A1Robust, long working length, highly accommodating andreliable, rubber diaphragm balanced seal, which providesenhanced seal capability, performance and life. Improveddesign features further enhance this popular seal. Suitable forcommon UK and Euro housing dimensions.Standard Stock Face Materials : Rotary Face : Carbon, Silicon Carbide, Tungsten CarbideTungsten Carbide Other face materials to orderShaft Sizes : Available in standard shaft sizes 10mm to 100mmStat Ring : Ceramic, Silicon Carbide,Standard Stock Face Materials : Rotary Face : Carbon, Silicon Carbide, Tungsten Carbide Stat Ring : Ceramic, Silicon Carbide,Tungsten Carbide Other face materials to orderShaft Sizes : Available in standard shaft sizes Inch : 0.500” to 3.000” Metric : 12mm to 75mmTYPE 10 / 20 ImperialImperial shaft size rubber diaphragm seal with parallel singlespring and boot mounted seat as standard. The most common,imperial shaft, single spring design, suitable for use in manyapplications.TYPE A2Robust, short working length, highly accommodating andreliable, rubber diaphragm balanced seal which providesenhanced seal capability, performance and life. Improveddesign features further enhance this popular seal. Suitable forcommon UK and Euro housing and working length dimensions.Standard Stock Face Materials : Rotary Face : Carbon, Silicon Carbide, Tungsten CarbideTungsten Carbide Other face materials to orderShaft Sizes : Available in standard shaft sizes 0.375” to 4.000”Stat Ring : Ceramic, Silicon Carbide,Standard Stock Face Materials : Rotary Face : Carbon, Silicon Carbide, Tungsten Carbide Stat Ring : Ceramic, Silicon Carbide,Tungsten Carbide Other face materials to orderShaft Sizes : Available in standard shaft sizes Inch : 0.500” to 3.000” Metric : 12.13mm to 75mmTYPE 11 / 22Single spring, rubber diaphragm seal, designed for differentsized seat housings and seal working lengths to the Types10/20. The imperial sizes are most commonly found onAmerican equipment.TYPE A3 / A4Robust, short working length highly accommodating and reliablerubber diaphragm balanced seal, which provides enhanced sealcapability, performance and life. Improved design featuresfurther enhance this popular seal. Suitable for common USstandard housing and working length dimensions.Standard Stock Face Materials : Rotary Face : Carbon, Silicon Carbide, Tungsten Carbide Stat Ring : Ceramic, Silicon Carbide,Tungsten Carbide Other face materials to orderShaft Sizes : Available in standard shaft sizes Inch : 0.500” to 3.000” Metric : 12mm to 75mmStandard Stock Face Materials : Rotary Face : Carbon, Silicon Carbide, Tungsten Carbide Stat Ring : Ceramic, Silicon Carbide,Tungsten Carbide Other face materials to orderShaft Sizes : Available in standard shaft sizes Inch : 0.500” to 3.000” Metric : 12mm to 75mmTYPE 24Compact single spring, rubber diaphragm seal specificallydesigned to comply with DIN 24960 (EN12756) housings.Shown with boot mounted seat, but is also often specified witha Type 24 ‘O’Ring mounted DIN Long or Short seat (Types 24Lor 24S respectively)TYPE A5Robust, long working length highly accommodating andreliable rubber diaphragm balanced seal, which providesenhanced seal capability, performance and life. Improveddesign features further enhance this popular seal. Suitable forcommon US standard housing and working length dimensions.Standard Stock Face Materials : Rotary Face : Carbon, Silicon Carbide, Tungsten CarbideTungsten Carbide Other face materials to orderShaft Sizes : Available in standard shaft sizes 12mm to 100mmStat Ring : Ceramic, Silicon Carbide,Standard Stock Face Materials : Rotary Face : Carbon, Silicon Carbide, Tungsten Carbide Stat Ring : Ceramic, Silicon Carbide,Tungsten Carbide Other face materials to orderShaft Sizes : Available in standard shaft sizes Inch : 0.500” to 3.000” Metric : 12mm to 75mm06 07
S1146-B-WELL-MECH. SEALS-14pp 22/6/07 11:10 Page 11Parallel Spring ‘O’Ring Mounted SealsP.T.F.E. Wedge Type SealsTYPE 95 / 95NRobust, general purpose, unbalanced pusher type seal capableof many shaft-sealing duties. The Type 95 drives directly fromthe shaft, and is also available with a short, non-pinned seat asType 95N. Seal illustrated shows a stainless steel rotary face.TYPE 1609 / 1609SMultiple Spring seal with a highly effective design, commonlyused in chemical and petro-chemical duties. These seals arefrequently fitted with the Type 25 seat. Standard Type 1609incorporates a PTFE Wedge secondary seal, with the alternative‘O’Ring Type as 1609S. (1609 drawing shown)Standard Stock Face Materials : Rotary Face : Silicon Carbide, Tungsten Carbide, Ceramic, Stainless Steel, Chrome Oxide coatedStainless Steel Stat Ring : Ceramic, Silicon Carbide, Tungsten Carbide Other face materials to orderShaft Sizes : Available in standard shaft sizes Inch : 0.625” to 4.500” Metric : 20mm to 120mmTYPE 96Robust, general purpose, unbalanced pusher Type seal capableof many shaft-sealing duties. The Type 96 drives directly fromthe shaft via the split ring, inserted into the coil tail. Alsoavailable with a short, non-pinned seat as Type 96N. Sealillustrated shows a Silicon Carbide rotary face.Standard Stock Face Materials : Rotary Face : Silicon Carbide, Tungsten Carbide, Ceramic, Stainless Steel, Chrome Oxide coatedStainless Steel Stat Ring : Ceramic, Silicon Carbide, Tungsten Carbide Other face materials to orderShaft Sizes : Available in standard shaft sizes Inch : 0.625” to 4.500” Metric : 16mm to 120mmTYPE 97Robust, general purpose, unbalanced pusher type sealcapable of many shaft-sealing duties. The Type 97 drives fromthe shaft via the drive collar with grub screws inserted in thecoil tail. Type 97 is also available with a short, non-pinned seatas Type 97N.Standard Stock Face Materials : Rotary Face : Silicon Carbide, Tungsten Carbide, Ceramic, Stainless Steel, Chrome Oxide coatedStainless Steel Stat Ring : Ceramic, Silicon Carbide, Tungsten Carbide Other face materials to orderShaft Sizes : Available in standard shaft sizes Inch : 0.625” to 4.500” Metric : 16mm to 120mmTYPE 98Robust, ‘O’Ring mounted, unbalanced, metric shaft, parallelspring seal, as per Type 97, but with the addition of a double‘O’Ring mounted Stationary Seat. Most commonly found inmarine and textile dyeing applications.Standard Stock Face Materials : Rotary Face : Silicon Carbide, Tungsten Carbide, Stainless Steel, Chrome Oxide coatedStainless Steel Stat Ring : Silicon Carbide, Tungsten Carbide Other face materials to orderShaft Sizes : Available in standard shaft sizes 20mm to 130mmStandard Stock Face Materials : Rotary Face : Carbon Other face materials to orderShaft Sizes : Available in standard shaft sizes Inch : 0.625” to 5.500” Metric : 20mm to 50mmTYPE 1609B / 1609BSStandard Stock Face Materials : Rotary Face : Carbon Other face materials to orderShaft Sizes : Available in standard shaft sizes 0.625” to 4.000”Multiple Spring, stepped shaft, balanced seal, alternative to theType 1609/1609S. Standard Type 1609B utilises a PTFE Wedgeshaft seal, or specify Type 1609BS for the ‘O’Ring version.Commonly fitted with the next shaft size down Type 25 seat.(1609BS drawing shown)TYPE 1645 / 1645SStandard Stock Face Materials : Rotary Face : Carbon Other face materials to orderShaft Sizes : Available in standard shaft sizes 0.500” to 3.625”Narrow profile, multiple-spring seal, designed for commonAmerican installation dimensions, in chemical process industryequipment. Complies with ANSI B73-1974 centrifugal pumpstandard. Standard Type 1645 utilises a PTFE Wedge secondaryseal and Type 1645S uses an ‘O’Ring. Commonly fitted withType 25 seat. (1645 drawing shown)TYPE 1645B / 1645BSStandard Stock Face Materials : Rotary Face : Carbon Other face materials to orderShaft Sizes : Available in standard shaft sizes 0.750” to 4.000”Multiple-spring, stepped shaft, balanced seal to commonAmerican installation dimensions. Standard Type 1645Bincorporates a PTFE Wedge secondary seal and Type 1645BSbeing the ‘O’Ring variant. Commonly fitted with the next shaftsize down Type 25 seat. (1645BS drawing shown)TYPE 1659 / 1659SNarrow profile, multiple-spring seal with a highly efficientdesign, frequently specified in chemical process industrypumps. Use Type 1659 with a PTFE Wedge or Type 1659S for‘O’Ring variant. Commonly fitted with Type 24 DIN Long orType 24 DIN Short Stats. (1659 drawing shown)Standard Stock Face Materials : Rotary Face : CarbonOther face materials to orderShaft Sizes : Available in standard shaft sizes16mm to 100mm08 09
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S1146-B-WELL-MECH. SEALS-14pp - M Barnwell Services Ltd

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