💧 O-Ring, Speck 433/EasyFit, Lid
Made by Speck Pumps, manufacturer part number 2921141210. It is listed for the equipment shown below, so check the model on your own unit against that list. If your old part carries one of the cross-reference numbers further down, this is listed as its alternative.
📏 Specifications
| Specification | Value |
|---|---|
| Brand | Speck Pumps |
| Manufacturer part number | 2921141210 |
| Part Type | O-ring |
| Cross Section | 3/16″ |
| Inside Diameter | 5-7/16″id |
| Catalog description | O-Ring, Speck 433/EasyFit, Lid |
✅ Listed for
- Speck Pumps Model 433 Inground & Commercial Pool Pump
- Speck Pumps Model ES90 Inground Pool Pump
- Speck Pumps Model E71 Above-Ground Pool Pump
🔄 Cross-reference part numbers
These part numbers are listed as alternatives for this part.
| Brand | Part number |
|---|---|
| Speck Pumps | 2901141201 |
| Speck Pumps | 2920741210 |
Exploded parts diagram: This part is shown as item #3 on the Speck Pumps EasyFit® Pump Series, Universal Replacement Pump exploded parts diagram.
🔧 Speck Pumps EasyFit® Pump Series, Universal Replacement Pump – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| 42d | 34-475-W050K42D |
| 42c | 34-475-W050K42C |
| 42b | 34-475-W050K42B |
| 42a | 34-475-W050K42A |
| 41c | 34-475-W050K41C |
| 41b | 34-475-W050K41B |
| 41a | 34-475-W050K41A |
| 40b | 34-475-W050K40B |
| 40a | 34-475-W050K40A |
| 39b | 34-475-W050K39B |
| 39a | 34-475-W050K39A |
| 38b | 34-475-W050K38B |
| 38a | 34-475-W050K38A |
| 37b | 34-475-W050K37B |
| 37a | 34-475-W050K37A |
| 36b | 34-475-W050K36B |
| 36a | 34-475-W050K36A |
| 35b | Connection Package, Speck EasyFit, Dyna-Pro, 2" |
| 35a | Connection Package, Speck EasyFit, Dyna-Pro/Dyna-Glas, 1.5" |
| 34b | Connection Package, Speck EasyFit, Super Pump/Superflo, 2" |
| 34a | Connection Package, Speck EasyFit, Super Pump/Superflo, 1.5" |
| 33b | Connection Package, Speck EasyFit, Dura-Glas/Max-E-Glas, 2" |
| 33a | Connection Package, Speck EasyFit,Dura-Glas/Max-E-Glas,1.5" |
| 32b | Connection Package, Speck EasyFit, Ultra-Flow, 2" |
| 32a | Connection Package, Speck EasyFit, Ultra-Flow, 1.5" |
| 31b | Connection Package, Speck EasyFit, Whisperflo/Intelliflo, 2" |
| 31a | 35-475-1712 |
| 30 | 35-475-1668 |
| 29 | Riser Adapter, Speck EasyFit |
| 28 | Motor Support Spacer,Speck 72/S90/Badu EcoM2/EcoM3 V/EasyFit |
| 27b | 34-475-W050K27B |
| 27a | 34-475-W050K27A |
| 26C | 34-475-W050K26C |
| 26b | 34-475-W050K26B |
| 26a | 35-475-1612 |
| 25f | 34-475-W050K25F |
| 25e | 34-475-W050K25E |
| 25d | 34-475-W050K25D |
| 27a | Riser, Speck EasyFit, Dura-Glas/Max-E-Glas, Rear |
| 27b | Riser, Speck EasyFit, Dura-Glas/Max-E-Glas, Front |
| 27a | Riser, Speck EasyFit, Super Pump/SuperFlo, Rear |
| 27b | Riser, Speck EasyFit, Ultra-flow, Front |
| 27a | Riser, Speck EasyFit, Ultra-Flow, Rear |
| 25c | 34-475-W050K25C |
| 25b | Fittings, Speck EasyFit, Dyna-Glas, Suction, 2.0" |
| 25a | Fittings, Speck EasyFit, Suction, Standard |
| 24 | Pmp Union,Qty2,Speck Badu EcoMV/72 IV std,Sct/Dsch,2",w/Adpt |
| 24 | 34-475-W050K24 |
| 23 | Label, Speck EasyFit All Models, Orange |
| 22 | O-Ring, Speck 72/S90/Badu EcoM2/EcoMV/EcoM3 V, Diffuser |
| 21 | 34-475-W050K21 |
| 20 | 34-475-W050K20 |
| 19 | 34-475-W050K19 |
| 18 | O-Ring, Speck EasyFit, Body |
| 17 | 35-475-1690 |
| 16 | Washer,Speck 72/S90/Badu EcoM2/EasyFit,Flange Bolt,3/8",ss |
| 15 | Mounting Plate, Speck Badu EcoM2/S90, 56 Frame Motor |
| 14 | Screw, Speck Pumps, Hex Head, M7 x 48mm, Stainless Steel |
| 13 | Rear Housing, Speck EasyFit All Models |
| 12 | 34-475-W050K12 |
| 11 | 34-475-W050K11 |
| 10 | Body, Speck EasyFit All Models |
| 9 | O-Ring, Speck 433/EasyFit, Drain Plug |
| 8 | Drain Plug Wing, Speck EasyFit/BADU Pro,1/4",w/o-Ring,Orange |
| 7 | Screw, Speck EasyFit, Fittings, 6 x 22mm |
| 6 | O-Ring, Speck EasyFit-All, Discharge Fitting, 67 x 6mm |
| 5 | 35-475-1664 |
| 4 | Basket, Pump, OEM Speck EasyFit |
| 3 | O-Ring, Speck 433/EasyFit, Lid ◀ this part |
| 2 | Lid,Speck EasyFit/72/S90/E71/Badu EcoM2/EcoMV/EcoM3 V,Clear |
| 1 | Lock Ring, Speck EasyFit All Models, with Handles |
🔧 Exploded diagram and parts
This part belongs to the Speck Pumps EasyFit® Pump Series, Universal Replacement Pump assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
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