Tube Nut for 3/8" tubing. Used with several Blue-White Chemical Pumps.
Exploded parts diagrams: This part is shown as item #31 on the Blue-White FlexFlo A-100N Series Chemical Pump; the Blue-White FlexFlo A-1600 Series Chemical Pump exploded parts diagrams.
🔧 Blue-White FlexFlo A-100N Series Chemical Pump – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| 40 | 42-213-W001K40 |
| – | Pump, Peristaltic, Blue White Flexflo A-100NA, 115v,95.1 GPD |
| – | Pump, Peristaltic, Blue White FlexFlo A-100N 4T,115v,3.96GPH |
| – | Pump, Peristaltic, Blue White FlexFlo A-100N 6T,115v,3.96GPH |
| – | Pump, Peristaltic, Blue White FlexFlo A-100NA, 115v, 6.8 GPD |
| 58 | Knob, Timer, Blue-White, A-100, White |
| 57 | Power Switch, Blue-White Hypochlorinators |
| 49 | Injection Fitting, BW, Threadless,3/8"od Tubing Conn,Flexflo |
| 45 | Cover, Blue-White A-100N, Pump Head |
| 39 | 43-213-1026 |
| 38 | Ceramic Weight, Blue-White, 3/8"od x 1/4"id Flex Tubing Conn |
| 37 | 42-213-W001K37 |
| 36 | 42-213-W001K36 |
| 31 | Nut, Tube, Blue-White, 3/8"od Tubing ◀ this part |
| 30 | 42-213-W001K30 |
| 29 | Gasket, Blue-White A-100 Chemical Pump, Head Spacer |
| 26 | 42-213-W001K26 |
| 7 | 42-213-W001K7 |






















