1. ORBS278BUN90
  2. ORBS BRITISH STD
  3. O'Rings/Quad Rings/Backups
  4. Standard Seals

ORBS278BUN90

  • d (h9)
  • W
  • H
  • Material
  • d (BU)
  • T
  • d (M)
  • Unit
  • D (M)
  • H (M)
  • Groove Width (1 Backup Ring)
  • Groove Width (2 Backup Rings)

$ 16.53
$ 13.23 13.23 AUD

$ 16.53

Quantity
Your Price
1 - 4
$ 13.23
5 - 9
$ 12.57
10 - 24
$ 11.91
25 - 49
$ 10.75
50 +
$ 8.27

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ORBS278BUN90

Details:

d (h9)
:
11.98386" (304.39mm)
d (BU)
:
12.018" (305.26mm)
T
:
0.05511" (1.4mm)
d (M)
:
12" (304.8mm)
D (M)
:
12.25" (311.15mm)
H (M)
:
0.125" (3.17mm)
Groove Width (1 Backup Ring)
:
0.22047" (5.6mm)
Groove Width (2 Backup Rings)
:
0.27559" (7.0mm)
W
:
0.12204" (3.1mm)
H
:
0.13898" (3.53mm)
Material
:
N90
ORBS278BUN90

Design 

  • ORBS is a British standard size O'ring
  • Most common sealing solutions
  • Comes in a wide range of sizes 
  • O'rings maintain sealing contact force by radical or axial deformation in the seal housing between two machine components

Applications

  • ORBS O'ring are used in a wide variety of applications sealing various media