This member of our classic Lee Plug family is designed to seal passageways in high strength, high hardness materials such as titanium and inconel. Its construction from high strength material and unique geometry, coupled with the proven reliability of our Lee Plug expansion principal are what gives this plug a proof pressure rating of 32,000 psi (221 MPa). Sizes range from 0.093 to 0.343 inches.
- Plug Diameter: 0.281 inches
- Max. Sealable Passageway Diameter: 0.250 inches
- Proof Pressure: 32,000 psi
- Plug Material: 15-5PH
- Housing Material: Inconel, Stainless Steel, or Titanium
General Performance
- 32,000 psi Proof Pressure
Materials
- Pin: 15-5 PH CRES, AMS 5659, Passivated & Wax
- Plug: 15-5 PH CRES, AMS 5659, Passivated/Chromium Composite
Part Numbers & Specifications
- Part Number: PLHA2811241A
- D Max.: 0.2812
- D Min.: 0.2803
- C Nom.: 0.369
- M Nom.: 0.32
- K Nom.: 0.241
- L Nom.: 0.25
- Weight (g): 2.6
- A Min.: 0.34
- N Dia. Ref.: 0.25
- W Min.: 0.06
- Ream Dia.: 0.2812 - 0.2822
All dimensions are in inches. This information is for reference only.
Replacement Parts & Accessories
- Installation Tool Set: CUTA2810203A
- Extraction Tool Set: CUTA2810103B
- Gauge: CUTA2811103A
- Oversize Lee Plug: PLHA2911241A
Key Product Facts
- Plug Diameter: 0.281 inches
- Max. Sealable Passageway Diameter: 0.250 inches
- Proof Pressure: 32,000 psi
- Plug Material: 15-5PH
- Housing Material: Inconel, Stainless Steel, or Titanium
Technical/Reference Documents
- Technical Hydraulic Handbook of Aerospace, Energy, and Motorsport Solutions Page A65
Installation Procedure
- Download PS 203 REV L: Design Criteria and Installation and Extraction Procedures for Lee Plug Expansion Plugs
Installation & Manufacturing Tools
- Download CUTA2810203A: Plug Installation Tool
- Download CUTA2810103B: Plug Extraction Tool Set
- Download CUTA2811103A: Plug Gauge
Image Specifications
- Dimensional View
- Installation Hole Details
Characteristics / Technical Specifications
- Product: 281 15-5PH High Strength Lee PlugĀ®
- Plug Diameter: 0.281 inches
- Max. Sealable Passageway Diameter: 0.250 inches
- Proof Pressure: 32,000 psi (221 MPa)
- Plug Material: 15-5PH
- Housing Material: Inconel, Stainless Steel, or Titanium
- Size Range: 0.093 to 0.343 inches
- Pin Material: 15-5 PH CRES (AMS 5659, Passivated & Wax)
- Plug Material: 15-5 PH CRES (AMS 5659, Passivated/Chromium Composite)
- Part Number Example: PLHA2811241A