Watch Gaskets Waterproof Flat Black Gaskets

These flat gaskets are sold in sets of three to allow watchmakers and others who work on watch case backs to order exactly the flat gasket they need. These round gaskets are made of solid tube rubber to create an airtight seal and are flexible enough to fit not only round watch case backs but, square, rectangle and other fancy shaped case backs.

• Come in packages of 3
• These gaskets can be used to refill the following assortments: Watch Gaskets Waterproof Flat Black Gasket Assortment (90 Pieces), Watch Gaskets Waterproof Flat Gasket - with New Sizes - Assortment (90 Pieces), Watch Gaskets Waterproof Flat Gasket Assortment (180 Pieces)
• Use the table below to determine which gasket you need to order
• Insert the pertinent information for each gasket into the blanks above
• **Note** Diameter measured is the interior diameter of the gasket
• Flat gaskets fit a variety of watch case backs from round to square
• Maintain airtight seal
• Flat black gaskets
• Made of Rubber

Gasket #

Inside MM/OutsideMM

Stock #

#101	15.00 x 17.00	84.316
#102	17.00 x 18.00	84.316
#103	17.80 x 18.70	84.316
#104	18.50 x 19.50	84.316
#105	19.20 x 20.30	84.316
#106	19.50 x 20.50	84.316
#107	20.00 x 21.25	84.316
#108	21.00 x 22.50	84.316
#109	22.25 x 23.75	84.316
#110	23.00 x 25.00	84.316
#111	24.00 x 25.50	84.316
#112	23.50 x 25.50	84.316
#113	24.00 x 26.00	84.316
#114	25.50 x 26.50	84.316
#115	26.00 x 27.50	84.316
#116	26.50 x 27.50	84.316
#117	26.50 x 28.50	84.316
#118	27.00 x 28.50	84.316
#119	27.25 x 28.75	84.316
#120	28.00 x 29.25	84.316
#121	28.00 x 29.50	84.316
#122	28.50 x 29.50	84.316
#123	29.00 x 30.00	84.316
#124	28.50 x 30.40	84.316
#125	29.00 x 30.50	84.316
#126	28.75 x 30.75	84.316
#127	29.50 x 31.00	84.316
#128	30.00 x 31.50	84.316
#129	30.00 x 32.00	84.316
#130	31.50 x 33.50	84.316
#131	15.50 X 16.75	84.316
#132	15.75 X 17.00	84.316
#133	16.00 X 17.25	84.316
#134	18.00 X 19.50	84.316
#135	18.25 X 19.75	84.316
#136	19.75 x 20.75	84.316
#137	20.00 x 21.50	84.316
#138	20.75 x 22.00	84.316
#139	22.00 x 23.50	84.316
#140	22.00 x 24.00	84.316
#141	25.00 x 26.50	84.316
#142	26.50 x 28.00	84.316
#143	27.50 x 29.00	84.316
#144	29.25 x 31.25	84.316
#145	30.00 x 31.25	84.316
#146	30.00 x 32.25	84.316
#147	30.00 x 32.50	84.316
#148	30.00 x 33.00	84.316
#149	30.50 x 32.25	84.316
#150	31.50 x32.75	84.316
#151	31.00 x 33.00	84.316
#152	31.50 x 33.00	84.316
#153	31.50 x 34.00	84.316
#154	32.00 x 34.00	84.316
#155	32.50 x 34.00	84.316
#157	33.00 x 35.00	84.316
#158	33.50 x 35.50	84.316
#159	34.00 x 36.00	84.316
#160	35.00 x 37.00	84.316