Home  >  BACKUP RINGS  >  8 - CONTOURED N90 NITRILE O-RING BACKUP - INCH  > ID-4.875 Nominal CS-1/8" 90D NBR Contoured Back Up Inch

ID-4.875 Nominal CS-1/8" 90D NBR Contoured Back Up Inch

Item #:8-249 N90 
Available: 88.00
Molded from a high modulus 90 durometer nitrile material, these contoured backup rings can be easily stretched for installation. The contoured design allows the ring to mate with the O-ring. Dash sizes are equivalent to AS568A O-ring sizes. For metric sizes see MBH type backups.

3.46
Each
Quantity:
Quantity Price
1 3.46
Hydraulic SealAlternative Seals: 19-, 51-, MS28774, MS27595, MS28782, MS28783

ID-4.875 CS-1/8
SPEC SHEET

An O-ring is a mechanical gasket in the shape of a torus or donut; it is a loop of elastomer or other material with a round cross-section, designed to be seated in a groove and compressed during assembly between two or more parts, creating a seal at the interface.
Item #:
2-249 N70
1.58
Each

An O-ring is a mechanical gasket in the shape of a torus or donut; it is a loop of elastomer or other material with a round cross-section, designed to be seated in a groove and compressed during assembly between two or more parts, creating a seal at the interface.
Item #:
2-249 N90
2.76
Each
8-249 N90
ID-4.875 Nominal CS-1/8" 90D NBR Contoured Back Up Inch
3.46
Each
88.00
Quantity: