The nylon cap covers and grips the threads to resist loosening. They’re reusable, but their holding power lessens with each use. Nuts are steel with a nylon 6/6 cap and insert.

Zinc-plated nuts have a layer of zinc that protects the steel from rust in wet environments.

3D CAD models availableFor technical drawings and 3-D models, click on a part number.

Thread

Size Dp. Wd. Ht. Insert Max.

Temp., °F Pkg.

Qty. Pkg.

Steel—Grade 2

8-32 9/64" 11/32" 23/64" 250° 25 98190A112 $5.40

10-32 9/64" 3/8" 23/64" 250° 25 98190A113 5.40

1/4"-20 7/32" 7/16" 31/64" 250° 25 98190A114 5.40

1/4"-28 7/32" 7/16" 31/64" 250° 25 98190A115 5.75

5/16"-24 1/4" 1/2" 1/2" 250° 25 98190A116 6.85

3/8"-24 21/64" 9/16" 5/8" 250° 25 98190A117 18.05

Zinc-Plated Steel—Grade 2

8-32 9/64" 11/32" 23/64" 250° 25 98190A130 5.40

10-24 9/64" 3/8" 23/64" 250° 25 98190A150 7.25

10-32 9/64" 3/8" 23/64" 250° 25 98190A170 7.35

1/4"-20 7/32" 7/16" 31/64" 250° 25 98190A190 7.75

5/16"-18 1/4" 1/2" 1/2" 250° 10 98190A210 5.00

3/8"-16 21/64" 9/16" 5/8" 250° 25 98190A111 10.10

Zinc-Plated Steel—Grade 5

3/8"-24 21/64" 9/16" 5/8" 250° 10 98190A270 11.30