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The KOENIG EXPANDER® Series MB 850 plugs effectively seal drilled holes. These parts feature a serrated sleeve which expands as the ball is inserted, enlarging the part to the needed size and sealing the hole. For installation, push-style expanders require a hole drilled with a counter bore. If you are unsure if the MB 850 expander sealing plug series is the right component for your application, use our Product Selector to identify the best KOENIG EXPANDER part for your specifications.
Material:
Sleeve: Case Hardening Steel Zinc Plated, Thick Coat Passivated, CR (VI)-Free
Ball: Bearing Steel, Heat Treated
| KOENIG EXPANDER® SEALING PLUGS Series MB 850 | ||||||||||
| Part Number | d1 | l1 | (l2) | d2 | d3 max | l3 min. | x | (s) | Packaging Unit* | Weight in gram/pcs. |
| ~ Ref. | 0.1 | ±0.2 | ~ Ref | |||||||
| 0 | ||||||||||
| MB 850-030 | 3 | 3.6 | 4.6 | 3 | 2.2 | 3.4 | 0.4 | 1.2 | 100 / 1000 | 0.17 |
| MB 850-040 | 4 | 4 | 5.2 | 4 | 3.3 | 3.8 | 0.2 | 1.5 | 100 / 2000 | 0.34 |
| MB 850-050 | 5 | 5.5 | 7.1 | 5 | 4.3 | 5.3 | 0.4 | 2 | 100 / 2000 | 0.68 |
| MB 850-060 | 6 | 6.5 | 8.6 | 6 | 5.3 | 6.3 | 0.4 | 2.5 | 100 / 2000 | 1.17 |
| MB 850-070 | 7 | 7.5 | 10.1 | 7 | 6.4 | 7.3 | 0.4 | 3 | 100 / 1000 | 1.91 |
| MB 850-080 | 8 | 8.5 | 11.6 | 8 | 7.4 | 8.3 | 0.3 | 3.5 | 50 / 1000 | 2.84 |
| MB 850-090 | 9 | 10 | 13.6 | 9 | 8.4 | 9.8 | 0.4 | 4 | 50 / 500 | 4 |
| MB 850-100 | 10 | 11 | 15.1 | 10 | 9.4 | 10.8 | 0.4 | 4.5 | 50 / 500 | 5.47 |
| MB 850-120 | 12 | 13 | 17.9 | 12 | 10.6 | 12.8 | 0.4 | 5.5 | 50 / 250 | 9.31 |
| MB 850-140 | 14 | 15 | 20.6 | 14 | 12.7 | 14.5 | 0.4 | 6.35 | 50 / 250 | 14.72 |
| MB 850-160 | 16 | 17 | 23.4 | 16 | 14.7 | 16.5 | 0.6 | 7 | 25 / 100 | 22 |
| MB 850-180 | 18 | 19 | 26.4 | 18 | 16.7 | 18.5 | 0.6 | 8 | 25 / 100 | 31.34 |
| MB 850-200 | 20 | 22 | 30.1 | 20 | 18.7 | 21.5 | 0.8 | 9 | 25 / 100 | 44.24 |
| MB 850-220 | 22 | 25 | 34 | 22 | 20.7 | 24.5 | 0.8 | 10 | 25 / 50 | 58.61 |
