NATIONAL FIRE PRODUCTS NFP130101G Sight Glass Instructions

June 13, 2024
National Fire Products

NATIONAL FIRE PRODUCTS NFP130101G Sight Glass Instructions
NATIONAL FIRE PRODUCTS NFP130101G Sight Glass

Installation

Apply a suitable thread sealant to the threads. This sight glass must be installed so the direction of flow matches the arrow on the brass body. This allows the restricted stream to be viewed through the sight. DO NOT OVER TIGHTEN. Over-tightening may cause cracks or deformities which could lead to failure.
Product Overview
Product Overview

Features & Benefits

  • Size: 1″ IPS with 1/2″ orifice
  • Includes a sight window on either side so that flow can be accurately viewed
  • Finish: Rough brass

Material Chart

NO PART NAME MATERIAL
1 Body Brass ASTM C85700
2 O-Ring NBR
3 Clear Plate Acrylic
4 Washer Brass
5 Buckle 304 SS

Dimension (inches)

Part # Size thread A B Orifice Size
NFP130101G 1″ FNPT x FNPT 3-1/4″ 2″ 1/2″
  • Not for use in potable systems

This device should be installed on discharge side of drain valve (not for system static pressure).

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References

Read User Manual Online (PDF format)

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