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Color: Red/Small

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Product Gallery Major Repair Kit, Welch 8821, 8821MRK

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Major Repair Kit, Welch 8821, 8821MRK

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Major Repair Kit includes; gaskets, washers & Viton shaft seals. Vanes, springs, sight glass and other components for major overhaul. Used on Pump Models 8821

General product classifications

Brand Welch 
Family DirecTorr 
Pump models 8821 
Category Repair Kits 
Subcategory Major Kit 
Country of origin US 
Manual page WELCH-107 
Part number alternatives 23W-8821 

 

PART NUMBER DESCRIPTION QUANTITY
412996 Vane Spring 4
413035 Plug,O-Ring,STRAI.HEAD.STL,5/8 1
412991 Int. Valve Spring, Conical 2
412988 Shaft Seal, 5/8" 1
412977 Shaft Seal, Buna - 0.625" 1
412972 Vane Spring 2
412969 Spring Holder 1
412963 O-Ring,Viton,2.57 X 1.78 MM 1
412962 Shaft Seal, 3/8" 1
412951 Check Valve Spring 1
410643 Shaft Seal Gasket 1
410491 Washer 1
412949 Plunger Spring 1
412945 Oil Feed Plunger 1
412783 Valve Spring, Conical 1
412744 Intake Cover Gasket 1
412642 O-Ring,Buna,9.19 X 2.62 MM 1
413040 Sight Glass with Chrome Base 2
413048 Valve,Bypass 3
413050 Drain Pad 1
413058 Drive Pin 1
413133 Case Gasket 1
413327 Vane, Exhaust - GX 2
413329 Vane, Intake - GX 2
413727 O-Ring,Buna,40.87 X 3.53 MM 1
4213006 Dowel Pin 1
4400800 Steel Ball 1
412065 O-Ring,Buna,21.82 X 3.53 MM 1
411401E-01 Shaft Seal Kit - 0.625" 1
410929 Pump Base Legs 4

Major Repair Kit includes; gaskets, washers & Viton shaft seals. Vanes, springs, sight glass and other components for major overhaul. Used on Pump Models 8821

General product classifications

Brand Welch 
Family DirecTorr 
Pump models 8821 
Category Repair Kits 
Subcategory Major Kit 
Country of origin US 
Manual page WELCH-107 
Part number alternatives 23W-8821 

 

PART NUMBER DESCRIPTION QUANTITY
412996 Vane Spring 4
413035 Plug,O-Ring,STRAI.HEAD.STL,5/8 1
412991 Int. Valve Spring, Conical 2
412988 Shaft Seal, 5/8" 1
412977 Shaft Seal, Buna - 0.625" 1
412972 Vane Spring 2
412969 Spring Holder 1
412963 O-Ring,Viton,2.57 X 1.78 MM 1
412962 Shaft Seal, 3/8" 1
412951 Check Valve Spring 1
410643 Shaft Seal Gasket 1
410491 Washer 1
412949 Plunger Spring 1
412945 Oil Feed Plunger 1
412783 Valve Spring, Conical 1
412744 Intake Cover Gasket 1
412642 O-Ring,Buna,9.19 X 2.62 MM 1
413040 Sight Glass with Chrome Base 2
413048 Valve,Bypass 3
413050 Drain Pad 1
413058 Drive Pin 1
413133 Case Gasket 1
413327 Vane, Exhaust - GX 2
413329 Vane, Intake - GX 2
413727 O-Ring,Buna,40.87 X 3.53 MM 1
4213006 Dowel Pin 1
4400800 Steel Ball 1
412065 O-Ring,Buna,21.82 X 3.53 MM 1
411401E-01 Shaft Seal Kit - 0.625" 1
410929 Pump Base Legs 4

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