Image shown is representative and may differ from the actual product in size, proportions, and color shade
CS
0.157 in
(4.00 mm)
ID
3.031 in
(77.00 mm)
NBR NB50BK28 X-Ring, Size: 4X77
Material: NBR NB50BK28 X-Ring
Size: Metric 4X77 X-Ring
Part Number: NB50BK28-XR-4X77
Color: Black
Detailed Description
NB50BK28-XR-4X77 is a Black, 50 Shore A, NBR (Nitrile, Buna-N) X-Ring. It is a 50 durometer NBR (Nitrile, Buna-N). NB50BK28 is manufactured with the following features & specifications: General Purpose Material. NB50BK28-XR-4X77 is Metric size 4X77 X-Ring also referred to as 4mm (Cross Sectional Diameter (CS)) x 77mm (Inside Diameter (ID)). Material: 50 Durometer NBR NB50BK28 X-Ring Size: Metric 4X77, 4mm CS X 77mm ID (0.157" CS X 3.031" ID)
| Technical Specification | Value |
|---|---|
| Compound Number | NB50BK28 |
| Material | NBR (Nitrile, Buna-N) |
| Color | Black |
| Durometer | 50 Shore A Hardness |
| High Temperature | 135 °C / 275 °F |
| Low Temperature | -55 °C / -67 °F |
| Geometry Specifications | |
| Cross Sectional Geometry | X-Ring |
| Size Standard | Metric |
| Size | 4X77 |
| Cross Section (CS) | 4.00 mm / 0.157 in |
| Inside Diameter (ID) | 77.00 mm / 3.031 in |
