Overview Reviews Product Description AN900 is a copper-asbestos gaskets which are suitable for temperatures up to 500 F. and pressures up to 200 PSI. Ring width is 1/8" and the thickness is 3/32. MS35769 Product Videos Custom Field Product Reviews Write a Review Write a Review × AN900-16 1" Crush Washer MS35769 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *