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Selection of a suitable plug is dependent on housing material. The best practice is to choose a plug material that matches, or is similar to, the material of your product. This accounts for issues such as thermal expansion, material strength, and corrosion resistance.

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54 Products Found
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093 15-5PH High Strength Lee Plug®
.093" Diameter 15-5PH High Strength Expansion Pin and Plug Set
Key Product Facts
  • Designed for high strength, high hardness materials.
  • Uses Lee field-proven controlled expansion principal.
  • 32,000 psi Proof pressure (221 MPa).
View Product
093 Aluminum Lee Plug®
.093" Diameter Aluminum Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 16,000 psi (110 MPa).
  • 275 Degrees F temperature rating (135 degrees C).
View Product
093 Monel Lee Plug®
.093" Diameter Monel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • Nickel alloy provides good corrosion resistance.
  • High proof pressures, up to 24,000 psi (165 MPa).
View Product
093 MP35N Lee Plug®
.093" Diameter MP35N Expansion Pin and Plug Set
Key Product Facts
  • NACE Compliant MP35N material.
  • 30,000 psi Proof pressure (207 MPa).
  • 400 Degrees F temperaure rating (204 degrees C).
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093 Stainless Steel Lee Plug®
.093" Diameter Stainless Steel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 24,000 psi (165 MPa).
  • 500 Degrees F temperature rating (260 degrees C).
View Product
125 15-5PH High Strength Lee Plug®
.125" Diameter 15-5PH High Strength Expansion Pin and Plug Set
Key Product Facts
  • Designed for high strength, high hardness materials.
  • Uses Lee field-proven controlled expansion principal.
  • 32,000 psi Proof pressure (221 MPa).
View Product
125 Aluminum Lee Plug®
.125" Diameter Aluminum Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 16,000 psi (110 MPa).
  • 275 Degrees F temperature rating (135 degrees C).
View Product
125 Monel Lee Plug®
.125" Diameter Monel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • Nickel alloy provides good corrosion resistance.
  • High proof pressures, up to 24,000 psi (165 MPa).
View Product
125 MP35N Lee Plug®
.125" Diameter MP35N Expansion Pin and Plug Set
Key Product Facts
  • NACE Compliant MP35N material.
  • 30,000 psi Proof pressure (207 MPa).
  • 400 Degrees F temperaure rating (204 degrees C).
View Product
125 Stainless Steel Lee Plug®
.125" Diameter Stainless Steel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 24,000 psi (165 MPa).
  • 500 Degrees F temperature rating (260 degrees C).
View Product
156 15-5PH High Strength Lee Plug®
.156" Diameter 15-5PH High Strength Expansion Pin and Plug Set
Key Product Facts
  • Designed for high strength, high hardness materials.
  • Uses Lee field-proven controlled expansion principal.
  • 32,000 psi Proof pressure (221 MPa).
View Product
156 Aluminum Lee Plug®
.156" Diameter Aluminum Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 16,000 psi (110 MPa).
  • 275 Degrees F temperature rating (135 degrees C).
View Product
156 Monel Lee Plug®
.156" Diameter Monel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • Nickel alloy provides good corrosion resistance.
  • High proof pressures, up to 28,000 psi (193 MPa).
View Product
156 MP35N Lee Plug®
.156" Diameter MP35N Expansion Pin and Plug Set
Key Product Facts
  • NACE Compliant MP35N material.
  • 30,000 psi Proof pressure (207 MPa).
  • 400 Degrees F temperaure rating (204 degrees C).
View Product
156 Stainless Steel Lee Plug®
.156" Diameter Stainless Steel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 28,000 psi (193 MPa).
  • 500 Degrees F temperature rating (260 degrees C).
View Product
187 15-5PH High Strength Lee Plug®
.187" Diameter 15-5PH High Strength Expansion Pin and Plug Set
Key Product Facts
  • Designed for high strength, high hardness materials.
  • Uses Lee field-proven controlled expansion principal.
  • 32,000 psi Proof pressure (221 MPa).
View Product
187 Aluminum Lee Plug®
.187" Diameter Aluminum Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 15,000 psi (103 MPa).
  • 275 Degrees F temperature rating (135 degrees C).
View Product
187 Monel Lee Plug®
.187" Diameter Monel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • Nickel alloy provides good corrosion resistance.
  • High proof pressures, up to 28,000 psi (193 MPa).
View Product
187 MP35N Lee Plug®
.187" Diameter MP35N Expansion Pin and Plug Set
Key Product Facts
  • NACE Compliant MP35N material.
  • 30,000 psi Proof pressure (207 MPa).
  • 400 Degrees F temperaure rating (204 degrees C).
View Product
187 Stainless Steel Lee Plug®
.187" Diameter Stainless Steel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 28,000 psi (193 MPa).
  • 500 Degrees F temperature rating (260 degrees C).
View Product
218 15-5PH High Strength Lee Plug®
.218" Diameter 15-5PH High Strength Expansion Pin and Plug Set
Key Product Facts
  • Designed for high strength, high hardness materials.
  • Uses Lee field-proven controlled expansion principal.
  • 32,000 psi Proof pressure (221 MPa).
View Product
218 Aluminum Lee Plug®
.218" Diameter Aluminum Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 15,000 psi (103 MPa).
  • 275 Degrees F temperature rating (135 degrees C).
View Product
218 Monel Lee Plug®
.218" Diameter Monel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • Nickel alloy provides good corrosion resistance.
  • High proof pressures, up to 26,000 psi (179 MPa).
View Product
218 MP35N Lee Plug®
.218" Diameter MP35N Expansion Pin and Plug Set
Key Product Facts
  • NACE Compliant MP35N material.
  • 30,000 psi Proof pressure (207 MPa).
  • 400 Degrees F temperaure rating (204 degrees C).
View Product
218 Stainless Steel Lee Plug®
.218" Diameter Stainless Steel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 26,000 psi (179 MPa).
  • 500 Degrees F temperature rating (260 degrees C).
View Product
250 15-5PH High Strength Lee Plug®
.250" Diameter 15-5PH High Strength Expansion Pin and Plug Set
Key Product Facts
  • Designed for high strength, high hardness materials.
  • Uses Lee field-proven controlled expansion principal.
  • 32,000 psi Proof pressure (221 MPa).
View Product
250 Aluminum Lee Plug®
.250" Diameter Aluminum Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 14,000 psi (97 MPa).
  • 275 Degrees F temperature rating (135 degrees C).
View Product
250 Monel Lee Plug®
.250" Diameter Monel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • Nickel alloy provides good corrosion resistance.
  • High proof pressures, up to 25,000 psi (172 MPa).
View Product
250 MP35N Lee Plug®
.250" Diameter MP35N Expansion Pin and Plug Set
Key Product Facts
  • NACE Compliant MP35N material.
  • 30,000 psi Proof pressure (207 MPa).
  • 400 Degrees F temperaure rating (204 degrees C).
View Product
250 Stainless Steel Lee Plug®
.250" Diameter Stainless Steel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 25,000 psi (172 MPa).
  • 500 Degrees F temperature rating (260 degrees C).
View Product
281 15-5PH High Strength Lee Plug®
.281" Diameter 15-5PH High Strength Expansion Pin and Plug Set
Key Product Facts
  • Designed for high strength, high hardness materials.
  • Uses Lee field-proven controlled expansion principal.
  • 32,000 psi Proof pressure (221 MPa).
View Product
281 Aluminum Lee Plug®
.281" Diameter Aluminum Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 14,000 psi (97 MPa).
  • 275 Degrees F temperature rating (135 degrees C).
View Product
281 Monel Lee Plug®
.281" Diameter Monel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • Nickel alloy provides good corrosion resistance.
  • High proof pressures, up to 24,000 psi (165 MPa).
View Product
281 Stainless Steel Lee Plug®
.281" Diameter Stainless Steel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 24,000 psi (165 MPa).
  • 500 Degrees F temperature rating (260 degrees C).
View Product
312 15-5PH High Strength Lee Plug®
.312" Diameter 15-5PH High Strength Expansion Pin and Plug Set
Key Product Facts
  • Designed for high strength, high hardness materials.
  • Uses Lee field-proven controlled expansion principal.
  • 32,000 psi Proof pressure (221 MPa).
View Product
312 Aluminum Lee Plug®
.312" Diameter Aluminum Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 14,000 psi (97 MPa).
  • 275 Degrees F temperature rating (135 degrees C).
View Product
312 Monel Lee Plug®
.312" Diameter Monel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • Nickel alloy provides good corrosion resistance.
  • High proof pressures, up to 23,000 psi (159 MPa).
View Product
312 Stainless Steel Lee Plug®
.312" Diameter Stainless Steel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 24,000 psi (165 MPa).
  • 500 Degrees F temperature rating (260 degrees C).
View Product
343 15-5PH High Strength Lee Plug®
.343" Diameter 15-5PH High Strength Expansion Pin and Plug Set
Key Product Facts
  • Designed for high strength, high hardness materials.
  • Uses Lee field-proven controlled expansion principal.
  • 32,000 psi Proof pressure (221 MPa).
View Product
343 Aluminum Lee Plug®
.343" Diameter Aluminum Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 14,000 psi (97 MPa).
  • 275 Degrees F temperature rating (135 degrees C).
View Product
343 Monel Lee Plug®
.343" Diameter Monel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • Nickel alloy provides good corrosion resistance.
  • High proof pressures, up to 22,000 psi (152 MPa).
View Product
343 Stainless Steel Lee Plug®
.343" Diameter Stainless Steel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 22,000 psi (152 MPa).
  • 500 Degrees F temperature rating (260 degrees C).
View Product
406 Aluminum Lee Plug®
.406" Diameter Aluminum Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 13,000 psi (90 MPa).
  • 275 Degrees F temperature rating (135 degrees C).
View Product
406 Monel Lee Plug®
.406" Diameter Monel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • Nickel alloy provides good corrosion resistance.
  • High proof pressures, up to 21,000 psi (145 MPa).
View Product
406 Stainless Steel Lee Plug®
.406" Diameter Stainless Steel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 21,000 psi (145 MPa).
  • 500 Degrees F temperature rating (260 degrees C).
View Product
468 Aluminum Lee Plug®
.468" Diameter Aluminum Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 12,000 psi (83 MPa).
  • 275 Degrees F temperature rating (135 degrees C).
View Product
468 Monel Lee Plug®
.468" Diameter Monel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • Nickel alloy provides good corrosion resistance.
  • High proof pressures, up to 20,000 psi (138 MPa).
View Product
468 Stainless Steel Lee Plug®
.468" Diameter Stainless Steel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 20,000 psi (138 MPa).
  • 500 Degrees F temperature rating (260 degrees C).
View Product
531 Aluminum Lee Plug®
.531" Diameter Aluminum Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 12,000 psi (83 MPa).
  • 275 Degrees F temperature rating (135 degrees C).
View Product
531 Monel Lee Plug®
.531" Diameter Monel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • Nickel alloy provides good corrosion resistance.
  • High proof pressures, up to 18,000 psi (124 MPa).
View Product
531 Stainless Steel Lee Plug®
.531" Diameter Stainless Steel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 18,000 psi (124 MPa).
  • 500 Degrees F temperature rating (260 degrees C).
View Product
656 Aluminum Lee Plug®
.656" Diameter Aluminum Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 10,000 psi (69 MPa).
  • 275 Degrees F temperature rating (135 degrees C).
View Product
656 Monel Lee Plug®
.656" Diameter Monel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • Nickel alloy provides good corrosion resistance.
  • High proof pressures, up to 16,000 psi (110 MPa).
View Product
656 Stainless Steel Lee Plug®
.656" Diameter Stainless Steel Expansion Pin and Plug Set
Key Product Facts
  • Reliable leak-proof seal for liquids and gasses.
  • High proof pressures, up to 16,000 psi (110 MPa).
  • 500 Degrees F temperature rating (260 degrees C).
View Product

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