--- product_id: 604803068 title: "SDTC Tech 3/4\" NPT Air Compressor Oil Sight Glass, Male Thread Aluminum Alloy Oil Liquid Level Gauge Air Compressor Parts for Air Compressor Gearbox Tank (2PCS)" brand: "sdtc tech" price: "€ 13.12" currency: EUR in_stock: true category: "Sdtc Tech" url: https://www.desertcart.pt/products/604803068-sdtc-tech-3-4-npt-air-compressor-oil-sight-glass store_origin: PT region: Portugal --- # Clear oil level visibility High temp & pressure resistance Durable aluminum alloy build SDTC Tech 3/4" NPT Air Compressor Oil Sight Glass, Male Thread Aluminum Alloy Oil Liquid Level Gauge Air Compressor Parts for Air Compressor Gearbox Tank (2PCS) **Brand:** sdtc tech **Price:** € 13.12 **Availability:** ✅ In Stock ## Summary > 👀 See your oil like a pro — never miss a level, never miss a beat! ## Quick Answers - **What is this?** SDTC Tech 3/4" NPT Air Compressor Oil Sight Glass, Male Thread Aluminum Alloy Oil Liquid Level Gauge Air Compressor Parts for Air Compressor Gearbox Tank (2PCS) by sdtc tech - **How much does it cost?** € 13.12 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/604803068-sdtc-tech-3-4-npt-air-compressor-oil-sight-glass) ## Best For - sdtc tech enthusiasts ## Why This Product - Trusted sdtc tech brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Dual-Pack Convenience:** Two sight glasses with universal 3/4" NPT male threads for versatile applications. - • **Multi-Industry Compatibility:** Perfect for air compressors, gearboxes, pumps, automotive, and lab equipment. - • **Precision Oil Level Monitoring:** Tempered glass window with red marker for instant fluid status clarity. - • **Rugged Aluminum Alloy Construction:** Corrosion-resistant and built to last beyond plastic alternatives. - • **High-Pressure & Temperature Endurance:** Operates reliably up to 217 PSI and 110°C for demanding environments. ## Overview The SDTC Tech 3/4" NPT Air Compressor Oil Sight Glass set features durable aluminum alloy bodies with tempered glass windows and red markers for clear oil level monitoring. Designed to withstand up to 217 PSI and 110°C, these dual-pack sight glasses fit standard 3/4" NPT male threads and serve a wide range of industrial and automotive applications, ensuring reliable, long-lasting performance. ## Description SDTC Tech 3/4" NPT Air Compressor Oil Sight Glass, Male Thread Aluminum Alloy Oil Liquid Level Gauge Air Compressor Parts for Air Compressor Gearbox Tank (2PCS) - desertcart.com ## Features - 【CLEAR OIL LEVEL MONITORING】Air compressor sight glass is equipped with a sturdy tempered glass window with a built-in red marking point, which facilitates the user to clearly observe the water and oil in the container and effectively monitor the location of the liquid. - 【ALUMINIUM ALLOY MATERIAL】The bodies of the oil level sight glass are all made of high-quality aluminum alloy, which ensures its chemical stability and corrosion resistance. Compared with traditional plastic materials, aluminum alloy manufacturing is more robust and durable, less prone to wear and breakage. - 【PACKAGE】This set contains two high quality air compressor oil sight glasses with 3/4" NPT threads, suitable for air compressor, gearbox, pump. - 【WITHSTAND HIGH TEMPERATURE AND HIGH PRESSURE】Oil sight glasses are capable of stable operation at pressures up to 217 PSI (15 bar) and temperatures up to 110°C (230°F) for a variety of demanding operating environments. - 【APPLICATION】Compressor oil sight plugs are not only an efficient fluid indicator, but are suitable for a wide variety of equipment and applications such as air compressors, pumps, piping systems, the automotive industry, laboratory equipment, bearing housings and agitators. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CQYKHYTM | | Batteries Included? | No | | Batteries Required? | No | | Best Sellers Rank | #495,187 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #2,005 in Air-Compressor Accessories | | Color | Silver | | Customer Reviews | 4.5 4.5 out of 5 stars (15) | | Date First Available | December 26, 2023 | | Item Weight | 1.76 ounces | | Item model number | 34NPT-2PCS | | Manufacturer | SDTC Tech | | Package Dimensions | 4.84 x 3.03 x 1.02 inches | | Part Number | 34NPT-2PCS | ## Images ![SDTC Tech 3/4" NPT Air Compressor Oil Sight Glass, Male Thread Aluminum Alloy Oil Liquid Level Gauge Air Compressor Parts for Air Compressor Gearbox Tank (2PCS) - Image 1](https://m.media-amazon.com/images/I/61nhLbMxo7L.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pt/products/604803068-sdtc-tech-3-4-npt-air-compressor-oil-sight-glass](https://www.desertcart.pt/products/604803068-sdtc-tech-3-4-npt-air-compressor-oil-sight-glass) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-08-22*