---
product_id: 410284370
title: "3/4inch NPT Air Compressor Oil Sight Glass 1'' OD Male Thread Aluminum Alloy Hex Oil Level Sight Glass Window Oil Liquid Level Gauge For Air Compressor Gearbox Pump Tank(3/4''NPT-2pcs)"
brand: "boltigen"
price: "VT4486"
currency: VUV
in_stock: true
url: https://www.desertcart.vu/products/410284370-3-4inch-npt-air-compressor-oil-sight-glass-1-od
store_origin: VU
region: Vanuatu
---

# 110℃ max temperature Durable aluminum alloy 217 PSI max pressure 3/4inch NPT Air Compressor Oil Sight Glass 1'' OD Male Thread Aluminum Alloy Hex Oil Level Sight Glass Window Oil Liquid Level Gauge For Air Compressor Gearbox Pump Tank(3/4''NPT-2pcs)

**Brand:** boltigen
**Price:** VT4486
**Availability:** ✅ In Stock

## Summary

> 🔍 See your oil like a pro—never miss a drop or a detail!

## Quick Answers

- **What is this?** 3/4inch NPT Air Compressor Oil Sight Glass 1'' OD Male Thread Aluminum Alloy Hex Oil Level Sight Glass Window Oil Liquid Level Gauge For Air Compressor Gearbox Pump Tank(3/4''NPT-2pcs) by boltigen
- **How much does it cost?** VT4486 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/410284370-3-4inch-npt-air-compressor-oil-sight-glass-1-od)

## 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

- • **Heat-Resistant Design:** Operates safely at temperatures up to 110℃ (230℉), perfect for demanding environments.
- • **Leak-Proof NPT Thread:** Tapered 3/4'' NPT male thread ensures a tight, secure seal—no leaks, no worries.
- • **Durable Aluminum Build:** Crafted from solid aluminum alloy for superior wear resistance and longevity.
- • **Clear Visual Monitoring:** Red dot indicator and crystal-clear sight glass provide instant, accurate oil level and quality checks.
- • **Precision Pressure Handling:** Withstands up to 217 PSI for reliable performance under pressure.

## Overview

The Boltigen 3/4'' NPT Air Compressor Oil Sight Glass is a robust, aluminum alloy liquid level gauge designed for air compressors, gearboxes, pumps, and tanks. Engineered to handle pressures up to 217 PSI and temperatures up to 110℃, it features a leak-proof tapered thread and a clear viewing window with a red dot indicator for precise oil level and quality monitoring. Sold in pairs, this durable sight glass ensures long-lasting, maintenance-friendly operation with 100% quality inspection guarantee.

## Description

3/4inch NPT Air Compressor Oil Sight Glass 1'' OD Male Thread Aluminum Alloy Hex Oil Level Sight Glass Window Oil Liquid Level Gauge For Air Compressor Gearbox Pump Tank(3/4''NPT-2pcs)

## Features

- 【Temperature & Pressure】 Air compressor sight glass can work under Max pressure 217 PSI (15 bar) and max temperature 110℃(230℉). The aluminum oil sight glass is effective in most operating environments.
- 【Good View and sealing】 Compressor oil sight glass enables users to observe the level of liquid within containers, a clear view of oil color, clarity and accumulation of water or other contaminates. The tank oil sight glass with NPT thread which is taper thread brings a strong tight, don’t need to worry about the leakage.
- 【Material】The oil level sight glass is made of solid aluminum alloy, compared with plastic materials, aluminum sight glass is not easy to wear and break. Easy installation and a longer service life.
- 【Application】 The air compressor sight glass is a kind of liquid indicator used in tank, air compressor, pump, piping system and etc. It’s a red dot on this oil sight glass, helps oil liquid level gauge sight glass has good viewport for visual Inspection of water, oil and gas (WOG).
- 【Service】 Our QC department do 100% quality inspection on the aluminum air compressor 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 |
|---------------|-------|
| Brand | Boltigen |
| Recommended Uses For Product | For Air Compressor Gearbox Pump Tank |
| Power Source | Manual Winding |
| Special Feature | Oil Level Sight Glass Window |
| Included Components | 2pcs 3/4'' MNPT oil sight glass |
| Item Weight | 10 Grams |
| Color | Silver |
| Material | Aluminum |
| Model Name | FASG001 |
| Manufacturer | Boltigen |
| UPC | 730851398802 |
| Style | Fashion |
| Part Number | FASG001 |
| Item Weight | 0.353 ounces |
| Package Dimensions | 3.15 x 2.2 x 1.02 inches |
| Item model number | FASG001 |
| Size | 3/4''NPT--2pcs |
| Item Package Quantity | 1 |
| Special Features | Oil Level Sight Glass Window |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** Boltigen
- **Recommended Uses For Product:** For Air Compressor Gearbox Pump Tank
- **Power Source:** Manual Winding
- **Special Feature:** Oil Level Sight Glass Window
- **Included Components:** 2pcs 3/4'' MNPT oil sight glass

## Images

![3/4inch NPT Air Compressor Oil Sight Glass 1'' OD Male Thread Aluminum Alloy Hex Oil Level Sight Glass Window Oil Liquid Level Gauge For Air Compressor Gearbox Pump Tank(3/4''NPT-2pcs) - Image 1](https://m.media-amazon.com/images/I/61ww5ZLd7iL.jpg)

## Available Options

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

## Frequently Bought Together

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-02-26*