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XS Series Frame Mount Centrifugal Pump features heavy-duty cast iron construction and a back pullout design for easier installation. Its enclosed cast iron impeller ensures high efficiency, while the double-keyed shaft improves reliability. With a packed box or mechanical seal with carbon/ceramic faces and nitrile elastomers, it provides a leak-free and durable performance. The pump includes grease fittings, replaceable shaft sleeves, and options for vertical or horizontal mounting.
FEATURES
SPECIFICATIONS
APPLICATIONS
| Discharge | Suction |
|---|---|
| 3″ | 4″ |
| 6″ | 8″ |
| 9″ Nominal Impeller Diameter | ||||||||
|---|---|---|---|---|---|---|---|---|
| Pump Model | Volute Design | Rotation | Shaft Seal | Fit | Impeller Material | Model Description | Order No. | Wt. (lbs) |
| 3 x 4 – 9 | NPT | CW | Packing | – | Cast Iron | XS439-BFNP-CW | 64040309100 | 135 |
| NPT | CCW | Packing | – | XS439-BFNP-CCW | 64040309200 | 135 | ||
| Victaulic | CW | Packing | – | XS439-BFVP-CW | 64040309101 | 135 | ||
| Victaulic | CCW | Packing | – | XS439-BFVP-CCW | 64040309201 | 135 | ||
| NPT | CW | Mechanical | – | XS439-BFNM-CW | 65040309100 | 135 | ||
| NPT | CCW | Mechanical | – | XS439-BFNM-CCW | 65040309200 | 135 | ||
| Victaulic | CW | Mechanical | – | XS439-BFVM-CW | 65040309101 | 135 | ||
| Victaulic | CCW | Mechanical | – | XS439-BFVM-CCW | 65040309201 | 135 | ||
| 6 x 8 – 9 | Flange | CW | Packing | – | XS869-BFP | 64080609102 | 235 | |
| Flange | CW | Mechanical | – | XS869-BFM | 65080609102 | 235 | ||
| 3 x 4 – 9 | NPT | CW | Packing | B | XS439-HBNP-CW | 68040309100 | 145 | |
| NPT | CCW | Packing | B | XS439-HBNP-CCW | 68040309200 | 145 | ||
| Victaulic | CW | Packing | B | XS439-HBVP-CW | 68040309101 | 145 | ||
| Victaulic | CCW | Packing | B | XS439-HBVP-CCW | 68040309201 | 145 | ||
| NPT | CW | Mechanical | B | XS439-HBNM-CW | 69040309100 | 145 | ||
| NPT | CCW | Mechanical | B | XS439-HBNM-CCW | 69040309200 | 145 | ||
| Victaulic | CW | Mechanical | B | XS439-HBVM-CW | 69040309101 | 145 | ||
| Victaulic | CCW | Mechanical | B | XS439-HBVM-CCW | 69040309201 | 145 | ||
| NPT | CW | Packing | C | XS439-HCNP-CW | 68040309300 | 145 | ||
| NPT | CCW | Packing | C | XS439-HCNP-CCW | 68040309400 | 145 | ||
| Victaulic | CW | Packing | C | XS439-HCVP-CW | 68040309301 | 145 | ||
| Victaulic | CCW | Packing | C | XS439-HCVP-CCW | 68040309401 | 145 | ||
| NPT | CW | Mechanical | C | XS439-HCNM-CW | 69040309300 | 145 | ||
| NPT | CCW | Mechanical | C | XS439-HCNM-CCW | 69040309400 | 145 | ||
| Victaulic | CW | Mechanical | C | XS439-HCVM-CW | 69040309301 | 145 | ||
| Victaulic | CCW | Mechanical | C | XS439-HCVM-CCW | 69040309401 | 145 | ||
| 6 x 8 – 9 | Flange | CW | Packing | B | XS869-HBFP-CW | 68080609102 | 245 | |
| Flange | CW | Mechanical | B | XS869-HBFM-CW | 69080609102 | 245 | ||
| Flange | CW | Packing | C | XS869-HCFP-CW | 68080609302 | 245 | ||
| Flange | CW | Mechanical | C | XS869-HCFM-CW | 69080609302 | 245 | ||
| Part No. | |||||
|---|---|---|---|---|---|
| Fig. No. | Part Description | XS3x4-9 | XS6x8-9 | Materials of Construction | |
| 1 | Volute Case, Flanged | N/A | 305462013 | Cast Iron, ASTM-48 Class 30 | |
| 1 | Volute Case, NPT, CW | 305462001 | N/A | Cast Iron, ASTM-48 Class 30 | |
| 1 | Volute Case, NPT, CCW | 305462034 | N/A | Cast Iron, ASTM-48 Class 30 | |
| 1 | Volute Case, Victaulic, CW | 305462019 | N/A | Cast Iron, ASTM-48 Class 30 | |
| 1 | Volute Case, Victaulic, CCW | 305462035 | N/A | Cast Iron, ASTM-48 Class 30 | |
| 2 | Impeller, CW | 305462008 | 305462018 | Cast Iron, ASTM-48 Class 30 | |
| 2 | Impeller, CCW | 305462036 | N/A | Cast Iron, ASTM-48 Class 30 | |
| 5 | Pump Shaft* | SEE SHAFT KIT | Stressproof – AISI 1144 | ||
| 6 | Bearing Frame, Packed Style | 305462037 | Cast Iron, ASTM-48 Class 30 | ||
| 6 | Bearing Frame, Mechanical Seal Style | 305462038 | Cast Iron, ASTM-48 Class 30 | ||
| 9 | Bearing Frame Cover | 305462021 | Cast Iron, ASTM-48 Class 30 | ||
| 12 | Shaft Sleeve | 305462022 | 416 stainless steel | ||
| 13 | Packing Ring Set | 305462023 | Graphite/cotton | ||
| 15 | Packing Gland (1 piece) | 305462044 | 316 stainless steel | ||
| 16 | Bearing, Pump Side | 305462025 | Steel | ||
| 17 | Bearing, Drive Side | 305463145 | Steel | ||
| 26B | Lip Seal, Drive Side | 305463148 | Nitrile | ||
| 30 | Retaining Ring, Mechanical Seal | 305462028 | 316 stainless steel | ||
| 35 | Key, Impeller Shaft (2 pack) | 305450006 | 316 stainless steel | ||
| 38 | Bearing Nut | 305463039 | Carbon steel | ||
| 39 | Lock Washer, Bearing | 305463042 | Carbon steel | ||
| 90 | Mechanical Shaft Seal | 305462029 | Carbon/ceramic/nitrile/316 stainless steel | ||
| 100 | Gasket, Volute Case | 305463138 | NA60 | ||
| 500A | Pipe Plug (4 pack) | 305463020 | 305463144 | CAD-plated steel | |
| 500B | Pipe Plug (4 pack) | 305463144 | CAD-plated steel | ||
| 502 | Grease Zerk Straight (3 pack) | 305463160 | CAD-plated steel | ||
| 503 | Water Slinger | 305464015 | Neoprene | ||
| 510 | Hex Cap Screw, Impeller | 305462030 | 316 stainless steel, grade 5 | ||
| 520 | Washer, Impeller | 305462031 | 300 Series stainless steel | ||
| 525 | Lock Washer, Impeller | 305462032 | 316 stainless steel | ||
| 529 | Nut, Packing Gland (4 pack) | 305463033 | Zinc-plated steel | ||
| 530A | Hex Cap Screw, Volute Case (12 pack) | 305463202 | N/A | Zinc-plated steel | |
| 530A | Stud, Volute Case (8 pack) | N/A | 305463114 | 18-8 stainless steel | |
| 530B | Hex Cap Screw, Bearing Cover (8 pack) | 305463053 | Zinc-plated steel | ||
| 531 | Stud, Packing Gland (2 pack) | 305463174 | Zinc-plated steel | ||
| 533A | Lock Washer, Volute Case (8 pack) | 305463135 | Zinc-plated steel | ||
| 533B | Lock Washer, Bearing Cover (8 pack) | 305463135 | Zinc-plated steel | ||
| Not Shown | Hex Nut, Volute Case (8 pack) | N/A | 305463033 | Zinc-plated steel | |
| Not Shown | Shaft Key, Drive Side (2 pack) | 305464032 | 316 stainless steel | ||
| Not Shown | Shaft Replacement Kit (Includes 5, 12, 16, 17, 35, 42, 43) | 305731901 | 305731903 | Misc. | |
| Fig. No. | Part Description | Part No. | Materials of Construction | ||
|---|---|---|---|---|---|
| XS3x4-9 | XS6x8-9 | ||||
| 1 | Volute Case, Flanged | N/A | 305462013 | Cast Iron, ASTM-48 Class 30 | |
| 1 | Volute Case, NPT, CW | 305462001 | N/A | Cast Iron, ASTM-48 Class 30 | |
| 1 | Volute Case, NPT, CCW | 305462034 | N/A | Cast Iron, ASTM-48 Class 30 | |
| 1 | Volute Case, Victaulic, CW | 305462019 | N/A | Cast Iron, ASTM-48 Class 30 | |
| 1 | Volute Case, Victaulic, CCW | 305462035 | N/A | Cast Iron, ASTM-48 Class 30 | |
| 2 | Impeller, CW | 305462008 | 305462018 | Cast Iron, ASTM-48 Class 30 | |
| 2 | Impeller, CCW | 305462036 | N/A | Cast Iron, ASTM-48 Class 30 | |
| 5 | Pump Shaft* | See shaft kit | Stressproof – AISI 1144 | ||
| 6 | Bearing Frame, Packing Style | 305462037 | Cast Iron, ASTM-48 Class 30 | ||
| 6 | Bearing Frame, Mechanical Seal Style | 305462038 | Cast Iron, ASTM-48 Class 30 | ||
| 12 | Shaft Sleeve | 305462022 | 416 stainless steel | ||
| 13 | Packing Ring Set | 305731917 | Graphite/cotton | ||
| 15 | Packing Gland (1 piece) | 305462044 | Cast Iron, ASTM-48 Class 30 | ||
| 15 | Packing Gland (2 piece replacement option) | 305462033 | Cast Iron, ASTM-48 Class 30 | ||
| 16 | Bearing, Pump Side | 305462025 | Steel | ||
| 17 | Bearing, Drive Side | 305463145 | Steel | ||
| 26A | Lip Seal, Pump Side | 305463148 | Nitrile | ||
| 26B | Lip Seal, Drive Side | 305463184 | Nitrile | ||
| 27 | Hydraulic Motor Mount, “B” Fit | 305462039 | Cast Iron, ASTM-48 Class 30 | ||
| 27 | Hydraulic Motor Mount, “C” Fit | 305462040 | Cast Iron, ASTM-48 Class 30 | ||
| 28 | Hydraulic Shaft Coupling, “B” Fit | 305462041 | Cast Iron, ASTM-48 Class 30 | ||
| 28 | Hydraulic Shaft Coupling, “C” Fit | 305462042 | Cast Iron, ASTM-48 Class 30 | ||
| 29 | Set Screw, Hydraulic Couping (2 pack) | 305462043 | Cast Iron, ASTM-48 Class 30 | ||
| 30 | Retaining Ring, Mechanical Seal | 305462028 | 316 stainless steel | ||
| 31 | Hydraulic Lip Seal Adapter Plate | 305462045 | Cast Iron, ASTM-48 Class 30 | ||
| 35A | Shaft Key, Impeller (2 pack) | 305450006 | 305463150 | 316 stainless steel | |
| 35B | Shaft Key, Drive Side (2 pack) | 305464032 | 316 stainless steel | ||
| 38 | Bearing Nut | 305463039 | Carbon steel | ||
| 39 | Lock Washer, Bearing | 305463042 | Carbon steel | ||
| 90 | Mechanical Shaft Seal | 305462029 | Carbon/ceramic/nitrile/316 stainless steel | ||
| 100 | Gasket, Volute Case | 305463138 | NA60 | ||
| 500A | Pipe Plug (4 pack) | 305463020 | 305463144 | CAD-plated steel | |
| 500B | Pipe Plug (4 pack) | 305463144 | N/A | CAD-plated steel | |
| 502A | Grease Zerk Straight (3 pack) | 305463160 | CAD-plated steel | ||
| 503 | Water Slinger | 305464015 | Neoprene | ||
| 510 | Hex Cap Screw, Impeller | 305462030 | 316 stainless steel, grade 5 | ||
| 520 | Washer, Impeller | 305462031 | 300 Series stainless steel | ||
| 525 | Lock Washer, Impeller | 305462032 | 316 stainless steel | ||
| 529 | Nut, Packing Gland (4 pack) | 305463033 | Zinc-plated steel | ||
| 530A | Hex Cap Screw, Volute Case (12 pack) | 305463202 | N/A | Zinc-plated steel | |
| 530A | Stud, Volute Case (8 pack) | N/A | 305463114 | 18-8 stainless steel | |
| 530B | Hex Cap Screw, Hydraulic Motor Mount (8 pack) | 305463053 | Zinc-plated steel | ||
| 531 | Stud, Packing Gland (2 pack) | 305463174 | Zinc-plated steel | ||
| 533A | Lock Washer, Volute Case Hex Cap (8 pack) | 305463135 | Zinc-plated steel | ||
| 533B | Lock Washer, Hydraulic Motor Mount (8 pack) | 305463135 | Zinc-plated steel | ||
| Not Shown | Hex Nut, Volute Case (8 pack) | N/A | 305463033 | Zinc-plated steel | |
| Not Shown | Shaft Replacement Kit (Includes 5, 12, 16, 17, 35, 42, 43) | 305731901 | 305731903 | Misc | |

| Size | Fig. | Hydraulic Mount | Dimensions (in) | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | B | D | E | F | G | H | L | N | U | X | Y | Z | CP | DD1 | DD2 | Spline | Key | |||
| 3 x 4 – 9 | 1 | – | 8.50 | 6.94 | 5.375 | 3.75 | 4.75 | 1.125 | 0.50 | 7.00 | 3.75 | 1.50 | 7.00 | 3.625 | 9.125 | 21.50 | 7.00 | 15.375 | – | 0.375 |
| 6 x 8 – 9 | 1 | – | 8.50 | 6.94 | 5.375 | 3.75 | 4.75 | 1.125 | 0.50 | 8.75 | 3.75 | 1.50 | 8.125 | 4.125 | 7.50 | 23.25 | 7.80 | 20.875 | – | 0.375 |
| 3 x 4 – 9 | 2 | “B” Fit | 8.50 | 6.94 | 5.375 | 3.625 | 4.75 | 1.125 | 0.50 | 7.00 | – | – | 7.00 | 3.625 | 6.13 | 23.33 | 7.00 | 15.375 | 0.875 | – |
| 3 x 4 – 9 | 2 | “C” Fit | 8.50 | 6.94 | 5.375 | 3.625 | 4.75 | 1.125 | 0.50 | 7.00 | – | – | 7.00 | 3.625 | 6.13 | 23.80 | 7.00 | 15.375 | 1.25 | – |
| 6 x 8 – 9 | 2 | “B” Fit | 8.50 | 6.94 | 5.375 | 3.625 | 4.75 | 1.125 | 0.50 | 8.75 | – | – | 8.125 | 4.125 | 7.50 | 25.08 | 7.80 | 20.875 | 0.875 | – |
| 6 x 8 – 9 | 2 | “C” Fit | 8.50 | 6.94 | 5.375 | 3.625 | 4.75 | 1.125 | 0.50 | 8.75 | – | – | 8.125 | 4.125 | 7.50 | 25.55 | 7.80 | 20.875 | 1.25 | – |