Outside mounted, single, stationary seal design (no stuffing box required). Engineered for abnormal shaft movement. Hydraulically balanced for self-adjustment to pressure surges. Springs are isolated from pumped product to eliminate clogging.
NUTECH 17 MECHANICAL SEAL
Features and Benefits
Stationary seal design eliminates most vibration or harmonic problems.
Engineered to handle above normal shaft movement.
Hydraulically balanced for adjustment to pressure surges.
Springs are isolated from pumped product to eliminate clogging.
Requires no stuffing box (externally mounted).
In-field repair kit available to reduce down-time.
Cartridge designed for easy installation.
Pressure tested for assurance.
| CODE SIZE | SHAFT SIZE | SEAL OUTBOARD DISTANCE | ROTARY SEAT | GLAND OUTBOARD DITANCE | .375 BOLT | .500 BOLT | .625 BOLT |
|---|---|---|---|---|---|---|---|
| OUTBOARD DISTANCE | |||||||
| B | C | D | Bolt Circle | Bolt Circle | Bolt Circle | ||
| 8 | 0.5 | 1.812 | 1.375 | 4 | 2.187 | 2.437 | 2.625 |
| 10 | 0.625 | 1.906 | 1.562 | 4 | 2.375 | 2.625 | 2.812 |
| 12 | 0.75 | 1.906 | 1.687 | 4 | 2.5 | 2.75 | 2.937 |
| 14 | 0.0875 | 1.906 | 1.812 | 4 | 2.625 | 2.875 | 3.062 |
| 16 | 1 | 1.937 | 1.937 | 5 | 2.75 | 3 | 3.187 |
| 18 | 1.125 | 1.937 | 2.062 | 5 | 2.875 | 3.125 | 3.312 |
| 20 | 1.25 | 1.937 | 2.187 | 5 | 3 | 3.25 | 3.437 |
| 22 | 1.375 | 1.937 | 2.312 | 5.5 | 3.125 | 3.375 | 3.562 |
| 24 | 1.5 | 1.937 | 2.437 | 5.5 | 3.25 | 3.5 | 3.687 |
| 26 | 1.625 | 2 | 2.687 | 5.5 | 3.5 | 3.75 | 3.937 |
| 28 | 1.75 | 2 | 2.812 | 6 | 3.625 | 3.875 | 4.062 |
| 30 | 1.875 | 2 | 2.937 | 6 | 3.75 | 4 | 4.187 |
| 32 | 2 | 2 | 3.062 | 6 | 3.875 | 4.125 | 4.312 |
| 34 | 2.125 | 2.062 | 3.312 | 6.5 | 4.125 | 4.375 | 4.562 |
| 36 | 2.25 | 2.062 | 3.437 | 6.5 | 4.25 | 4.5 | 4.687 |
| 38 | 2.375 | 2.062 | 3.562 | 6.5 | 4.375 | 4.625 | 4.812 |
| 40 | 2.5 | 2.062 | 3.687 | 6.5 | 4.5 | 4.75 | 4.937 |
| 42 | 2.625 | 2.125 | 3.687 | 7 | 4.5 | 4.75 | 4.937 |
| 44 | 2.75 | 2.125 | 3.812 | 7 | 4.625 | 4.875 | 5.062 |
| 46 | 2.875 | 2.125 | 4.062 | 7 | 4.875 | 5.125 | 5.312 |
| 48 | 3 | 2.125 | 4.187 | 8 | 5 | 5.25 | 5.437 |
| 50 | 3.125 | 2.125 | 4.312 | 8 | 5.125 | 5.375 | 5.562 |
| 52 | 3.25 | 2.125 | 4.437 | 8.5 | 5.25 | 5.5 | 5.687 |
| 54 | 3.375 | 2.125 | 4.562 | 8.5 | 5.375 | 5.625 | 5.182 |
| 56 | 3.5 | 2.125 | 4.687 | 9 | 5.5 | 5.75 | 5.937 |
| 58 | 3.625 | 2.281 | 4.182 | 9 | 5.625 | 5.875 | 5.937 |
| 60 | 3.75 | 2.281 | 4.937 | 9.5 | 5.75 | 6 | 6.187 |
| 62 | 3.875 | 2.281 | 5.062 | 9.5 | 5.875 | 6.125 | 6.312 |
| 64 | 4 | 2.281 | 5.187 | 10 | 6 | 6.25 | 6.437 |