Sight Gauge Plug, Hydraulic Fluid, 1/2 NPTF Brass, Buna-N, LDI LSP151-04-01

The LSP151 Series low pressure brass sight plug has a clear glass sight and male PTF pipe thread connection. Designed to be an economical alternative to high performance fused sight plugs, the LSP151 Series sight plug features a tamper resistant construction and can be accessorized with reflector and float ball. Box quantities may apply.

Standard Features:

• Stud end sizes from 1/4 inch NPT to 2-11½ inch NPT
• Clear glass sight
• Body machined from cold finished brass bar stock
• Available open view, with reflector or with reflector and float ball

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 spec sheet for complete details.

Caution:

• Do not use an impact wrench to install sight plug.
• Not recommended for steam applications.
• Scratched glass significantly reduces the pressure rating of the sight plug.

Standard Materials:

• Brass construction
• Soda lime glass sight
• Buna N seals
• Stainless steel reflector (when applicable)
• Cork float ball (when applicable)

Common Modifications Available

• Body material: Aluminum, Carbon Steel or Stainless Steel
• Float ball: Aluminum, TPX or Nylon
• Seal Material: Fluorocarbon [Viton®], Ethylene Propylene (EPDM),  Butyl, Silicone or Permanite
• Float Ball Material: Polypropylene
• Finish: Zinc plated
• Sight material: Borosilicate glass or Polycarbonate
• Sight features: Reflex or Lined lens