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Gibraltar - 5/16" Screw, Grade 18-8 Stainless Steel Extra Thick Flat Washer - 11/32" ID x 3/4" OD, 3/16" Thick, Plain Finish


Item #: 73250094
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Extra-thick flat washers reduce the risk of deformation and add extra strength to fastening applications. They are also used for spacing and leveling.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Extra Thick
System of Measurement Inch
Screw Size 5/16
Inside Diameter (Inch) 11/32
Inside Diameter (Decimal Inch) 0.3438
Outside Diameter (Inch) 3/4
Outside Diameter (Decimal Inch) 0.7500
Thickness (Decimal Inch) 0.1875
Thickness (Inch) 3/16
Material Grade 18-8
Material Stainless Steel
Finish/Coating Plain
Inside Diameter Tolerance (Decimal Inch) -0.010 to 0.010
Outside Diameter Tolerance (Decimal Inch) -0.010 to 0.010
Hardness Rockwell C36-C42

$ 10.91

Gibraltar - 5/16" Screw, Steel Standard Flat Washer - 11/32" ID x 53/64" OD, 3/16" Thick, Black Oxide Finish


Item #: 73840381
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Flat washers are standard washers used for general-purpose fastening. They are placed under the head of a bolt or above a nut to distribute clamping force and prevent fasteners from pulling through materials.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
Type Standard
System of Measurement Inch
Screw Size 5/16
Inside Diameter (Inch) 11/32
Inside Diameter (Decimal Inch) 0.3438
Outside Diameter (Inch) 53/64
Outside Diameter (Decimal Inch) 0.8281
Thickness (Decimal Inch) 0.1875
Thickness (Inch) 3/16
Material Steel
Finish/Coating Black Oxide

$ 8.51

Gibraltar - 5/32" Bolt, Stainless Steel, Spherical Washer Assembly - 3/16" Inside x 3/8" Female Outside, 5/16" Male OD, 13/64" Thick, 1/32" Radius, 303 Grade


Item #: 00316174
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Bolt Size (Inch) 5/32
System of Measurement Inch
Female Inside Diameter (Inch) 3/16
Female Outside Diameter (Inch) 3/8
Male Inside Diameter (Inch) 3/16
Male Outside Diameter (Inch) 5/16
Thickness (Inch) 13/64
Radius (Inch) 1/32
Material Stainless Steel
Material Grade 303
Chamfer (Inch) 1/16

$ 12.96

Gibraltar - 5/8" Bolt, 2" Square, Black Oxide Finish, Steel Square Flat Washer - 11/16" ID, 1/4" Thick


Item #: 73249658
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
Bolt Size (Inch) 5/8
Square Size (Inch) 2
Inside Diameter (Inch) 11/16
Thickness (Inch) 1/4
Material Steel
Finish/Coating Black Oxide

$ 12.91

Gibraltar - 5/8" Bolt, 2" Square, Galvanized Finish, Steel Square Flat Washer - 11/16" ID, 1/4" Thick


Item #: 73249575
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
Bolt Size (Inch) 5/8
Square Size (Inch) 2
Inside Diameter (Inch) 11/16
Thickness (Inch) 1/4
Material Steel
Finish/Coating Galvanized

$ 12.21

Gibraltar - 5/8" Bolt, 2" Square, Uncoated, Stainless Steel Square Flat Washer - 11/16" ID, 1/4" Thick, Grade 18-8


Item #: 73249716
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Bolt Size (Inch) 5/8
Square Size (Inch) 2
Inside Diameter (Inch) 11/16
Thickness (Inch) 1/4
Material Stainless Steel
Material Grade 18-8
Finish/Coating Uncoated

$ 31.73

Gibraltar - 5/8" Bolt, 2-1/4" Square, Galvanized Finish, Steel Square Flat Washer - 11/16" ID, 3/16" Thick


Item #: 73249518
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
Bolt Size (Inch) 5/8
Square Size (Inch) 2-1/4
Inside Diameter (Inch) 11/16
Thickness (Inch) 3/16
Material Steel
Finish/Coating Galvanized

$ 15.13

Gibraltar - 5/8" Bolt, 3/8" Thick, Black Oxide Finish, Case Hardened Steel C Washer - Grade 12L14, 21/32" Inside & 2-1/8" OD


Item #: 73840670
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Case hardened steel is less brittle than carbon steel and will not fracture under high stress.
Product Specifications
Bolt Size (Inch) 5/8
Inside Diameter (Decimal Inch) 0.6563
Inside Diameter (Inch) 21/32
Outside Diameter (Decimal Inch) 2.1250
Outside Diameter (Inch) 2-1/8
Thickness (Decimal Inch) 0.3750
Thickness (Inch) 3/8
Material Case Hardened Steel
Military Specification Does Not Meet Military Specifications
Material Grade 12L14
Finish/Coating Black Oxide

$ 24.69

Gibraltar - 5/8" Bolt, Black Oxide, Case Hardened Steel, Spherical Washer Assembly - 11/16" Female, 21/32" Male Inside x 1-3/8" OD, 5/16" Thick, 1-3/4" Radius, 12L14 Grade


Item #: 74213315
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Case hardened carbon steel is less brittle than carbon steel and will not fracture under high stress.
Product Specifications
Bolt Size (Inch) 5/8
System of Measurement Inch
Female Inside Diameter (Inch) 11/16
Female Outside Diameter (Inch) 1-3/8
Male Inside Diameter (Inch) 21/32
Male Outside Diameter (Inch) 1-3/8
Thickness (Inch) 5/16
Radius (Inch) 1-3/4
Material Case Hardened Steel
Material Grade 12L14
Finish/Coating Black Oxide

$ 8.80

Gibraltar - 5/8" Bolt, Stainless Steel, Spherical Washer Assembly - 21/32" Inside x 1-3/8" OD, 5/16" Thick, 1-3/4" Radius, 303 Grade


Item #: 00316117
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Bolt Size (Inch) 5/8
System of Measurement Inch
Female Inside Diameter (Inch) 21/32
Female Outside Diameter (Inch) 1-3/8
Male Inside Diameter (Inch) 21/32
Male Outside Diameter (Inch) 1-3/8
Thickness (Inch) 5/16
Radius (Inch) 1-3/4
Material Stainless Steel
Material Grade 303

$ 30.29

Gibraltar - 5/8" Screw, Brass Extra Thick Flat Washer - 21/32" ID x 1-3/8" OD, 3/16" Thick, Plain Finish


Item #: 85643567
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Extra-thick flat washers reduce the risk of deformation and add extra strength to fastening applications. They are also used for spacing and leveling.
Brass is an alloy of copper and zinc that is durable, nonmagnetic and conductive.
Product Specifications
Type Extra Thick
System of Measurement Inch
Screw Size 5/8
Inside Diameter (Inch) 21/32
Inside Diameter (Decimal Inch) 0.6600
Outside Diameter (Inch) 1-3/8
Outside Diameter (Decimal Inch) 1.3800
Thickness (Decimal Inch) 0.1880
Thickness (Inch) 3/16
Material Brass
Finish/Coating Plain
Inside Diameter Tolerance (Decimal Inch) -0.010 to 0.010
Outside Diameter Tolerance (Decimal Inch) -0.010 to 0.010

$ 28.81

Gibraltar - 5/8" Screw, Grade 12L14 Case Hardened Steel Beveled Round Flat Washer - 21/32" ID x 1-1/4" OD, 1/4" Thick, Plain Finish


Item #: 76423961
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Beveled round washers are thick, strong washers with a beveled, or chamfered, outside edge for quick and easy installation in tight spaces.
Case hardened carbon steel is less brittle than carbon steel and will not fracture under high stress.
Product Specifications
Type Beveled Round
System of Measurement Inch
Screw Size 5/8
Inside Diameter (Inch) 21/32
Inside Diameter (Decimal Inch) 0.6563
Outside Diameter (Inch) 1-1/4
Outside Diameter (Decimal Inch) 1.2500
Thickness (Decimal Inch) 0.2500
Thickness (Inch) 1/4
Material Grade 12L14
Material Case Hardened Steel
Finish/Coating Plain

$ 7.25

Gibraltar - 5/8" Screw, Grade 18-8 Stainless Steel Beveled Round Flat Washer - 21/32" ID x 1-1/4" OD, 1/4" Thick


Item #: 06795876
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Beveled round washers are thick, strong washers with a beveled, or chamfered, outside edge for quick and easy installation in tight spaces.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Beveled Round
System of Measurement Inch
Screw Size 5/8
Inside Diameter (Inch) 21/32
Inside Diameter (Decimal Inch) 0.6563
Outside Diameter (Inch) 1-1/4
Outside Diameter (Decimal Inch) 1.2500
Thickness (Decimal Inch) 0.2500
Thickness (Inch) 1/4
Material Grade 18-8
Material Stainless Steel

$ 19.67

Gibraltar - 5/8" Screw, Grade 18-8 Stainless Steel Extra Thick Flat Washer - 21/32" ID x 1-3/8" OD, 3/16" Thick, Plain Finish


Item #: 73250128
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Extra-thick flat washers reduce the risk of deformation and add extra strength to fastening applications. They are also used for spacing and leveling.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Extra Thick
System of Measurement Inch
Screw Size 5/8
Inside Diameter (Inch) 21/32
Inside Diameter (Decimal Inch) 0.6563
Outside Diameter (Inch) 1-3/8
Outside Diameter (Decimal Inch) 1.3750
Thickness (Decimal Inch) 0.1875
Thickness (Inch) 3/16
Material Grade 18-8
Material Stainless Steel
Finish/Coating Plain
Inside Diameter Tolerance (Decimal Inch) -0.010 to 0.010
Outside Diameter Tolerance (Decimal Inch) -0.010 to 0.010
Hardness Rockwell C36-C42

$ 14.24

Gibraltar - 5/8" Screw, Grade 18-8 Stainless Steel Extra Thick Flat Washer - 21/32" ID x 1-5/16" OD, 7/32" Thick, Plain Finish


Item #: 73840340
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Extra-thick flat washers reduce the risk of deformation and add extra strength to fastening applications. They are also used for spacing and leveling.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Extra Thick
System of Measurement Inch
Screw Size 5/8
Inside Diameter (Inch) 21/32
Inside Diameter (Decimal Inch) 0.6563
Outside Diameter (Inch) 1-5/16
Outside Diameter (Decimal Inch) 1.3125
Thickness (Decimal Inch) 0.2188
Thickness (Inch) 7/32
Material Grade 18-8
Material Stainless Steel
Finish/Coating Plain
Inside Diameter Tolerance (Decimal Inch) -0.010 to 0.010
Outside Diameter Tolerance (Decimal Inch) -0.010 to 0.010
Hardness Rockwell C36-C42

$ 6.96

Gibraltar - 5/8" Screw, Grade 18-8 Stainless Steel Extra Thick Flat Washer - 23/32" ID x 1-1/4" OD, 1/4" Thick


Item #: 76424043
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Extra-thick flat washers reduce the risk of deformation and add extra strength to fastening applications. They are also used for spacing and leveling.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Extra Thick
System of Measurement Inch
Screw Size 5/8
Inside Diameter (Inch) 23/32
Inside Diameter (Decimal Inch) 0.7188
Outside Diameter (Inch) 1-1/4
Outside Diameter (Decimal Inch) 1.2500
Thickness (Decimal Inch) 0.2500
Thickness (Inch) 1/4
Material Grade 18-8
Material Stainless Steel

$ 9.84

Gibraltar - 5/8" Screw, Grade 18-8 Stainless Steel Standard Flat Washer - 21/32" ID x 1-3/8" OD, 1/8" Thick


Item #: 06796247
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Flat washers are standard washers used for general-purpose fastening. They are placed under the head of a bolt or above a nut to distribute clamping force and prevent fasteners from pulling through materials.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Standard
System of Measurement Inch
Screw Size 5/8
Inside Diameter (Inch) 21/32
Inside Diameter (Decimal Inch) 0.6563
Outside Diameter (Inch) 1-3/8
Outside Diameter (Decimal Inch) 1.3750
Thickness (Decimal Inch) 0.1250
Thickness (Inch) 1/8
Material Grade 18-8
Material Stainless Steel

$ 11.51

Gibraltar - 5/8" Screw, Steel Fender Flat Washer - 11/16" ID x 2-1/2" OD, 1/4" Thick, Zinc-Plated Finish


Item #: 73840878
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Fender washers have large outside diameters usually several times the width of their inside diameters. They are ideal for working with oversized or worn holes and soft or thin materials, such as wood and sheet metal.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
Type Fender
System of Measurement Inch
Screw Size 5/8
Inside Diameter (Inch) 11/16
Inside Diameter (Decimal Inch) 0.6875
Outside Diameter (Inch) 2-1/2
Outside Diameter (Decimal Inch) 2.5000
Thickness (Decimal Inch) 0.2500
Thickness (Inch) 1/4
Material Steel
Finish/Coating Zinc-Plated

$ 22.82

Gibraltar - 5/8" Screw, Steel Fender Flat Washer - 11/16" ID x 2-1/2" OD, 1/8" Thick, Zinc-Plated Finish


Item #: 73840860
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Fender washers have large outside diameters usually several times the width of their inside diameters. They are ideal for working with oversized or worn holes and soft or thin materials, such as wood and sheet metal.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
Type Fender
System of Measurement Inch
Screw Size 5/8
Inside Diameter (Inch) 11/16
Inside Diameter (Decimal Inch) 0.6875
Outside Diameter (Inch) 2-1/2
Outside Diameter (Decimal Inch) 2.5000
Thickness (Decimal Inch) 0.1250
Thickness (Inch) 1/8
Material Steel
Finish/Coating Zinc-Plated

$ 7.29

Gibraltar - 5/8" Screw, Steel Standard Flat Washer - 21/32" ID x 1-7/16" OD, 3/16" Thick, Black Oxide Finish


Item #: 73840415
Brand: Gibraltar
Exact Tooling IR#: 04

Features and Benefits

Flat washers are standard washers used for general-purpose fastening. They are placed under the head of a bolt or above a nut to distribute clamping force and prevent fasteners from pulling through materials.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
Type Standard
System of Measurement Inch
Screw Size 5/8
Inside Diameter (Inch) 21/32
Inside Diameter (Decimal Inch) 0.6563
Outside Diameter (Inch) 1-7/16
Outside Diameter (Decimal Inch) 1.4375
Thickness (Decimal Inch) 0.1875
Thickness (Inch) 3/16
Material Steel
Finish/Coating Black Oxide

$ 7.02