Description
Overview:
The Sealing Ring 12x16x3 is a Genuine Stihl part for maintaining tight, leak-free joints on Stihl chainsaws, including the 028 and 045. It is manufactured from a durable, engine-grade sealing material designed to cope with heat, vibration, and exposure to oil and fuel. Used wherever a precise 12 mm internal diameter seal is required, it helps preserve compression and fluid integrity across engine and auxiliary systems. Its compact dimensions of 12 x 16 x 3 mm (approximately 0.47 x 0.63 x 0.12 inches) allow a snug, reliable fit in correctly specified housings. Marked with OEM part number 9643 950 1160, it is easy to identify during servicing. Suitable for routine maintenance or repair, it supports consistent performance and reduces the risk of leaks.
Key Features:
- Genuine Stihl part for assured fit and quality
- Dimensions: 12 x 16 x 3 mm (approx. 0.47 x 0.63 x 0.12 inches) for precise seating
- Designed to maintain airtight and fluid-tight seals under vibration
- Resistant to oils, fuels, and typical engine temperatures for long service life
- Helps maintain compression and prevents performance losses due to leaks
- Straightforward to replace during routine servicing with basic workshop tools
- Suitable for multiple Stihl saws, reducing parts confusion in mixed fleets
- OEM reference: 9643 950 1160 for quick identification and ordering
Typical Applications:
Used in chainsaw maintenance to seal connections in engine, fuel, and oil systems where a 12 mm internal diameter ring is specified. Typical locations include housings, covers, unions, and adapters that must remain leak-free under pressure and vibration. Ideal for restoring sealing integrity after disassembly, curing minor seepage, and preventative replacement during scheduled servicing to keep Stihl saws running reliably.
Also known as:
Packing ring, sealing washer, ring gasket, sealing insert, compression ring (for joints), engine seal ring. Commonly referenced as a small-form seal for fluid or air joints on chainsaws and similar petrol-powered machinery where a fixed-size ring is required to maintain a reliable seal.
Fits Models:
028, 028 AV, 028AV, 030, 031, 032, 038, 042 AV, 042AV, 045, 048, 056, MS 380, MS 381, MS380, MS381
Alternate Part Numbers:
9643-950-1160, 96439501160
Product Specifications
| L&S Part No. | 9643 950 1160 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 96439501160 |
| Unit of Sale | 1 |
| Applications | 028, 028 AV, 028AV, 030, 031, 032, 038, 042 AV, 042AV, 045, 048, 056, MS 380, MS 381, MS380, MS381 |
| Machine Type | Chainsaws |
| Fits Brands | Stihl |
| Fits Models | 030, 031 | 028, 028AV | MS380 | 032 | MS381 | 038 | 042 AV | 048 | 056 | 045 |
