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Minor Repair Kit with Mechanical Seal, Welch DuoSeal 1402/1405

1402S/MS
USD 237.00
Used on Welch Duoseal 1402 and 1405 (*new style) Belt Drive Rotary Vane Mechanical Vacuum Pump

For complete kit content details see bill of materials below

*Note: Newer 1405 pumps with rectangular oil boxes and sight glasses use the same parts and kits as the 1402 models. Please contact customer service if you have any questions about which part numbers to use.
Part Number Description Quantity Qty in stock
410234 Gasket, Welch, Duoseal, Part# 410234 1 56
410403 Case Gasket, Welch, Duoseal, Part# 410403 1 52
410578 Shaft Seal, Metal Case, Welch, Duoseal, Chemstar, Part# 410578 1 186
410696 Spring Holder, Welch, Part# 410696 3 384
410713 V-Belt, Welch, Chemstar, Duoseal, 1376N, 1376, Part# 410713 1 3
411266 Tension Washer, Welch Duoseal 1373, 1374, 1376, 1397, 1398, 1399, 1400, 1402, 1405, Part# 411266 2 109
411267 Rubber Washer, Welch, Duoseal, Part# 411267 2 193
411304 Spring, Welch Duoseal, Part# 411304 6 255
412153S Pressure Relief Valve - Welch, Chemstar, Duoseal, Part# 412153S 1 93
412154S Pressure Relief Valve, Welch, Chemstar, Duoseal, 1376N, 1376, Part# 412154S 1 132
412291 Gasket- Welch Duoseal, Part# 412291 1 44
1401D Welch Mechanical Shaft Seal with Screws, 0.750", Part# 1401D 1 140
410643 Shaft Seal Gasket, Fisher Scientific, Part# 410643 1 190
410992 Pressure Relief Valve, Welch, Part# 410992 1 40
4401200 Steel Ball, Welch, Duoseal, Chemstar, 1373, 1374, Part# 4401200 1 2029
412158 Valve Spring, Welch, Chemstar, Duoseal, 1376N, 1376, Part# 412158 2 44
410508 Thrust Washer- Welch, Chemstar, Duoseal, Part# 410508 1 256

General product classifications

Part Number Cross-Reference 23W-1402MS
Manufacturer Precision Plus
Compatible Brands Welch
Family DuoSeal
Compatible Pump Models 1402
Category Repair Kits
Subcategory Minor Repair / Maintenance Kit
Country of origin US
Manual page WELCH-104