
Image shown is representative and may differ from the actual product in size, proportions, and color shade
0.224 in
(5.70 mm)
3.043 in
(77.30 mm)

FSIL FS50BU21 O-Ring, Size: 5.7X77.3
Material: FSIL FS50BU21 O-Ring
Size: Metric 5.7X77.3 O-Ring
Part Number: FS50BU21-OR-5.7X77.3
FS50BU21
Fluorosilicone (FVMQ, FSIL)
50
Shore A
Silicone Oil Filled
Color: Blue
Detailed Description
FS50BU21-OR-5.7X77.3 is a Blue, 50 Shore A, Fluorosilicone (FVMQ, FSIL) O-Ring. It is a 50 durometer Fluorosilicone (FVMQ, FSIL). FS50BU21 is manufactured with the following features & specifications: Silicone Oil Filled. FS50BU21-OR-5.7X77.3 is Metric size 5.7X77.3 O-Ring also referred to as 5.7mm (Cross Sectional Diameter (CS)) x 77.3mm (Inside Diameter (ID)). Material: 50 Durometer FSIL FS50BU21 O-Ring Size: Metric 5.7X77.3, 5.7mm CS X 77.3mm ID (0.224" CS X 3.043" ID)

| Technical Specification | Value |
|---|---|
| Compound Number | FS50BU21 |
| Material | Fluorosilicone (FVMQ, FSIL) |
| Color | Blue |
| Durometer | 50 Shore A Hardness |
| High Temperature | 175 °C / 347 °F |
| Low Temperature | -75 °C / -103 °F |
| Geometry Specifications | |
| Cross Sectional Geometry | O-Ring |
| Size Standard | Metric |
| Size | 5.7X77.3 |
| Cross Section (CS) | 5.70 mm / 0.224 in |
| Inside Diameter (ID) | 77.30 mm / 3.043 in |



