---
product_id: 456990266
title: "Heavy Duty Solid Brass Sight Glass Air Compressor Sight Glass NPT Male Thread Sight Window"
brand: "boltigen"
price: "Bs.382"
currency: BOB
in_stock: true
url: https://www.desertcart.bo/products/456990266-heavy-duty-solid-brass-sight-glass-air-compressor-sight-glass
store_origin: BO
region: Bolivia
---

# 725 PSI pressure 1'' NPT size 300°C temperature Heavy Duty Solid Brass Sight Glass Air Compressor Sight Glass NPT Male Thread Sight Window

**Brand:** boltigen
**Price:** Bs.382
**Availability:** ✅ In Stock

## Summary

> 🔧 See the Difference with Every Drop!

## Quick Answers

- **What is this?** Heavy Duty Solid Brass Sight Glass Air Compressor Sight Glass NPT Male Thread Sight Window by boltigen
- **How much does it cost?** Bs.382 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/products/456990266-heavy-duty-solid-brass-sight-glass-air-compressor-sight-glass)

## Best For

- boltigen enthusiasts

## Why This Product

- Trusted boltigen brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Versatile Applications:** Ideal for tanks, compressors, and automotive systems—your go-to liquid indicator.
- • **Crystal Clear Visibility:** Experience unparalleled transparency with a 3mm tempered glass dome.
- • **Robust Pressure Resistance:** Engineered to withstand up to 725 PSI, ensuring reliability in high-pressure environments.
- • **Durable Material Composition:** Crafted from solid brass and borosilicate glass for longevity and performance.
- • **Quality Assurance Guaranteed:** 100% quality inspection with a full refund policy for peace of mind.

## Overview

The Heavy Duty Solid Brass Sight Glass is a robust 1'' NPT sight window designed for high-pressure and high-temperature applications. Made from durable brass and tempered borosilicate glass, it offers a clear view for liquid inspection in various industrial settings. With a pressure rating of 725 PSI and a temperature tolerance of 300°C, this sight glass is built to last. Backed by a quality assurance guarantee, it’s the perfect choice for professionals seeking reliability and performance.

## Description

Heavy Duty Solid Brass Sight Glass Air Compressor Sight Glass NPT Male Thread Sight Window

## Features

- 【Good Transparent View】 The 1'' NPT brass dome oil sight glass with tempered glass which the thickness is 3mm , can provide you with a good transparent sight view and has a good has a good ability to withstand pressure.
- 【Temperature & Pressure】Air compressor oil sight glass gauge can work under 725 PSI (50 bar) and temperature 300 Celsius. The sight window is qualified to pass strict pressure and temperature tests by our factory.
- 【Material】The 1inch NPT hydraulic tank oil sight glass is made of solid brass, the glass is borosilicate glass, The o-ring inside the oil sight glass is NBR, which is not easy to wear and burst compares to plastic material. It can work in different environment.
- 【Application】 The tank dome oil sight plug is a kind of liquid indicator used in tanks, air compressors, pumps, piping system, automotive industries, bearing housing and gearboxes etc. The oil level indicator has good viewport for visual Inspection of water, oil and gas (WOG).
- 【Service】 Our QC department do 100% quality inspection on the compressor oil sight glass before delivery. We will do 100% refund if the sight plug part is defective. Your valuable suggestions and advice will be greatly appreciated by our team.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Size | 1'' NPT Domed |
| Material Type | Brass |
| Batteries Included? | No |
| Brand | Boltigen |
| Manufacturer | Boltigen |
| Item model number | 1inch NPT |
| Package Dimensions | 6.2 x 5.31 x 4.19 cm; 109 g |
| ASIN | B0DMSVM2L9 |

## Images

![Heavy Duty Solid Brass Sight Glass Air Compressor Sight Glass NPT Male Thread Sight Window - Image 1](https://m.media-amazon.com/images/I/61OObmPpdvL.jpg)
![Heavy Duty Solid Brass Sight Glass Air Compressor Sight Glass NPT Male Thread Sight Window - Image 2](https://m.media-amazon.com/images/I/61VOvLXjxML.jpg)
![Heavy Duty Solid Brass Sight Glass Air Compressor Sight Glass NPT Male Thread Sight Window - Image 3](https://m.media-amazon.com/images/I/61RL3PsBZ6L.jpg)
![Heavy Duty Solid Brass Sight Glass Air Compressor Sight Glass NPT Male Thread Sight Window - Image 4](https://m.media-amazon.com/images/I/61MJ6MB9VeL.jpg)
![Heavy Duty Solid Brass Sight Glass Air Compressor Sight Glass NPT Male Thread Sight Window - Image 5](https://m.media-amazon.com/images/I/61BJOMaMYwL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- Air compressor Oil Sight Glass, 1 NPT Male Hex Head Oil Sight Glass Heavy Duty Solid Brass Oil Sight Glass Liquid Level Gauge Oil Indicator Window For Air Compressor Gearbox Tank
- SENCTRL 3000 Psi Glycerin Liquid Filled Hydraulic Pressure Gauge, 2.5" Dial Size, 1/4" NPT Lower Mount, Stainless Steel Case, for Air Gas Water Oil Pressure Test

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**Shop now:** [https://www.desertcart.bo/products/456990266-heavy-duty-solid-brass-sight-glass-air-compressor-sight-glass](https://www.desertcart.bo/products/456990266-heavy-duty-solid-brass-sight-glass-air-compressor-sight-glass)

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*Product available on Desertcart Bolivia*
*Store origin: BO*
*Last updated: 2026-01-24*