Ogee refers to the curved shape of this large, cast iron washer which is typically used in dock and wood construction. These oversized washers have a large bearing surface designed to prevent bolt heads and nuts from pulling into the wood. ASTM A48 covers Gray Iron Castings, including ogee washers.
Dimensions
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Bolt Size
A
B
T
Weight (lbs.)
Per 100 Pieces
Part Number
Top Outside
Diameter
Bottom Outside
Diameter
Thickness
Galvanized
1⁄2
13⁄8
23⁄8
1⁄2
48
18991
5⁄8
15⁄8
23⁄4
5⁄8
62
18992
3⁄4
17⁄8
3
3⁄4
71
18066
7⁄8
2
31⁄2
7⁄8
115
18998
1
21⁄2
4
1
150
18999
11⁄8
21⁄2
41⁄4
11⁄8
249
19206
11⁄4
21⁄2
41⁄2
11⁄4
286
-
11⁄2
3
51⁄2
11⁄2
412
-
Reference ASTM A48 - Standard Specification for Gray Iron Castings