10 Pcs Nitrile Rubber O Ring 13mm x 21mm x 4mm NBR Seals Grommets
Product Name | O Ring |
Material | NBR(Nitrile Butadiene Rubber) |
Color | Black |
Inside Diameter | 13mm/ 0.51" |
Outside Diameter | 21mm/ 0.87" |
Thickness | 4mm/ 0.157" |
Warranty : 0
Certification : CCC
Switch Type : Touch On/Off Switch