WS-08 Hemispherical Polyurethane Bumper


The WS-08 is a big thick bumper that works very well for dampening and noise reduction. This large bumper works well as a rubber foot at almost 3/4″ in diameter and 3/8″ height, it’s a big bumper.

Cross Reference: SJ 5017, SJ 5317, BS-8

SKU: WS-08 Category:

Available Options:



English Metric
Diameter (Width) 45/64″ 17.8 mm
Height (Projection) 3/8″ 9.6 mm

Full Case Layout

pcs per full case 2254
pcs per pad 98
pads per case 23
pad piece layout 14 across x 7 down


Polyurethane Specifications
Spec Name Value
Tensile Strength, psi 627psi
Elongation,% 192%
Tear Strength, pli 214 pli
Hardness, Shore A 60-70 Shore A
Bashore Rebound, % 27%
Abrasion Resistance g/1K cycles Tabor 0.016
QUV (500 hours) Slight Yellowing


Adhesive Specifications
Spec Name Value
Static Shear Test 300+ hours
Quick Tack – Stainless Steel 77 oz/in2
Peel Adhesion 64 oz/in
Substrate: Thickness 2 mils
Substrate: Weight 10,000 in2/lb
Substrate: Tensil Strength 28,000 psi MD
Liner: Thickness 6.2 mils
Temperature: Application 65 deg F – 150 deg F
Temperature: End Use 0 deg F – 180 deg F
Substrate Elongation 120% MD
Shelf Life 24 months
Storage 73.4 deg F and 55% rel humidity
Liner: Basis Weight 92.0 lb

Disclaimer: Although we try our best to provide reliable information. Due to the many applications of our products, we recommend performing suitability tests for your particular application. Do not solely use this information to determine the usability of these products for your application. No person is authorized to assume any liability or obligation for the suitability of this product for a particular application.

Warning: Choking Hazard. Bumpers are not recommended where toddlers or infants are present.

Additional information


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