SIGHT GLASS

Figure 1301

Brand: National Fire Products

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

Product Details

Model Number: NFP130101G

Description: A brass sight glass fitting with threaded connections. Arrows indicate the direction of flow through the device.

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.

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"

Exploded view description: An exploded view of the sight glass components, showing the body, O-ring, clear plate, washer, and buckle, with numerical callouts corresponding to the material chart.

Notes

*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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