Major Repair Kit, Welch, DirecTorr, 8821, Part# 8821MRK
USD 527.00
Major Repair Kit is used on Welch DirecTorr pump model 8821
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| Part Number | Description | Quantity | Qty in stock |
|---|---|---|---|
| 412996 | Vane Spring, Fisher Scientific, Welch, Maxima, DirecTorr, Part# 412996 | 4 | 0 |
| 413035 | Plug, O-ring, Straight Head, STL, 5/8, Welch, DirecTorr, Part# 413035 | 1 | 0 |
| 412991 | Int. Valve Spring, Conical, Welch, DirecTorr, Part# 412991 | 2 | 0 |
| 412988 | Shaft Seal, 5/8", Welch Maxima, DirecTorr, M2C, M4C, Part# 412988 | 1 | 0 |
| 412977 | Shaft Seal, Buna - 0. 625", Fisher Scientific, Welch, Maxima, DirecTorr, Part# 412977 | 1 | 0 |
| 412972 | Vane Spring, Fisher Scientific, Welch, Maxima, DirecTorr, Part# 412972 | 2 | 0 |
| 412969 | Spring Holder, Fisher Scientific, Welch, Maxima, DirecTorr, Part# 412969 | 1 | 0 |
| 412963 | O-ring, 2.57 x 1.78 mm - Viton, Part# 412963 | 1 | 0 |
| 412962 | Shaft Seal, 3/8", Welch, Maxima, DirecTorr, Part# 412962 | 1 | 0 |
| 412951 | Check Valve Spring, Welch, DirecTorr, Part# 412951 | 1 | 0 |
| 410643 | Shaft Seal Gasket, Fisher Scientific, Part# 410643 | 1 | 0 |
| 410491 | Washer-Welch DirecTorr, Part# 410491 | 1 | 0 |
| 412949 | Plunger Spring, Welch, DirecTorr, Part# 412949 | 1 | 0 |
| 412945 | Oil Feed Plunger, Welch, DirecTorr, Part# 412945 | 1 | 0 |
| 412783 | Valve Spring, Conical, Welch, DirecTorr, Part# 412783 | 1 | 0 |
| 412744 | Intake Cover Gasket, Welch, DirecTorr, Part# 412744 | 1 | 0 |
| 412642 | O-ring, 9.19 x 2.62 mm - Buna, Part# 412642. | 1 | 0 |
| 413040 | Sight Glass with Chrome Base, Welch, DirecTorr, Part# 413040 | 2 | 0 |
| 413048 | Valve, Bypass, Welch, DirecTorr, Part# 413048 | 3 | 0 |
| 413050 | Drain Pad, Welch, DirecTorr, Part# 413050 | 1 | 0 |
| 413058 | Drive Pin, Welch, DirecTorr, Part# 413058 | 1 | 0 |
| 413133 | Case Gasket, Welch, DirecTorr, Part# 413133 | 1 | 0 |
| 413327 | Vane, Exhaust - GX, Fisher Scientific, Welch, Maxima, DirecTorr, Part# 413327 | 2 | 0 |
| 413329 | Vane, Intake - GX, Fisher Scientific, Welch, Maxima, DirecTorr, Part# 413329 | 2 | 0 |
| 413727 | O-ring, 40.87 x 3.53 mm - Buna, Part# 413727 | 1 | 0 |
| 4213006 | Dowel Pin, Welch, DirecTorr, Part# 4213006 | 1 | 0 |
| 4400800 | Steel Ball, Welch, Duoseal, DirecTorr, Part# 4400800 | 1 | 0 |
| 412065 | O-ring, 21.82 x 3.53 mm - Buna, Part# 412065. | 1 | 0 |
| 411401E-01 | Shaft Seal Kit for Welch Vacuum Pumps - 0.625" | 1 | 0 |
| 410929 | pump Base Legs, Welch, DirecTorr, 8806, 8811, Part# 410929 | 4 | 0 |
General product classifications
| Part Number Cross-Reference | 23W-8821 |
| Compatible Brands | Welch |
| Family | DirecTorr |
| Compatible Pump Models | 8821 |
| Category | Repair Kits |
| Subcategory | Major Kit |
| Country of origin | US |
| Manual page | WELCH-107 |
Revitalize your Welch DirecTorr pump with the Precision Plus Major Repair Kit (Product Number: 8821MRK). This all-inclusive kit ensures optimal performance, providing a reliable solution to enhance the longevity of your pump. Meticulously crafted for precision and durability, the kit includes high-quality components designed to seamlessly integrate. Trust Precision Plus for dependable, precision-engineered parts that breathe new life into your pump's functionality.