LSP1301 Series Low Pressure Sight Plug - SAE Straight Thread
Additional Product Information
The LSP1301 Series low pressure steel sight plug has a clear glass sight and male SAE straight thread connection. Designed to be an economical alternative to high performance fused sight plugs, the LSP1301 Series sight plug features a tamper resistant construction with the reliability of an o-ring seal. The sight plug can be accessorized with reflector, float ball and choice of tank seal material. Box quantities may apply.
Standard Features:
- Stud end sizes from dash 08 (3/4-16UNF) to dash 28 (2¼-12UN) per SAE J1926/3
- Clear glass sight
- Body machined from cold finished steel bar stock
- Zinc clear finish
- Available with open view or combination of reflector, float ball and tank seal
Standard Materials:
- Carbon steel construction
- Glass sight
- Stainless steel reflector (when applicable)
- Cork float ball (when applicable)
Caution:
- Do not use an impact wrench to install a sight plug.
- Not recommended for steam applications.
- Scratched glass significantly reduces the pressure rating of the sight plug.
Pressure & Temperature Ratings
- Maximum operating temperature up to 180°F (82°C). For applications requiring maximum operating temperatures in excess of 180°F (82°C), consult factory for available options.
- Pressure ratings vary by sight plug size, refer to specification sheet for complete details.
Product Information
Common Modifications Available
- Add O-ring Tank Seal [Buna N (TB) or Fluorocarbon [Viton®] (TV)]
- Seal Material: Fluorocarbon [Viton®] gaskets
Custom Modifications Available
- Body Material: Brass
- Seal Material (gaskets & tank seal): Ethylene Propylene (EPDM), Butyl or Silicone
- Float Ball Material: Aluminum,TPX, Polypropylene or Nylon
- Sight Material: Polycarbonate
Minimum quantities may apply.
Related Products
When a higher performance sight plug is required into a port with SAE straight threads, the LSP1351 Series sight plugs offer increased pressure and temperature performance.
If the application requires installing the sight plug into a port with tapered pipe threads, LDI offers the following series of sight plugs designed for this style port.
When there is no room for a coupling and wall thicknesses are too thin for machining a port, LDI offers sight plug options suitable for these applications.
If the application also requires a reservoir, LDI can assist you by providing an off-the-shelf or customized reservoir to your specifications.