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Shop Online > Fasteners > Studs > Concealed Head
Accurate Screw Machine

66590S24

Unit System
Specs (in standard)
Label Value
A 0.343 in
Brand Accurate Screw
Display Name 66590S24
Finish None
Hex Size 0.375 in
Length L 0.75 in
Material Carbon Steel
Model Number 66590
Mounting Hole Size 0.344 in
Thread Size 1/4-20
Specs (in metric)
Label Value
A 8.71 mm
Brand Accurate Screw
Display Name 66590S24
Finish None
Hex Size 9.53 mm
Length L 19.05 mm
Material Carbon Steel
Model Number 66590
Mounting Hole Size 8.74 mm
Thread Size 1/4-20

Product Options

Finish
None
06 - Cadmium Plate - Clear Chromate - Type I, Class 2
06a - Cadmium Plate - Color Chromate - Type II, Class 2
07 - Cadmium Plate - Commercial - Type I, Classes 1, 2, 3
08 - Cadmium Plate - Color Chromate - Type II, Class 3
09 - Nickel Plate - Grade G
11 - Black Oxide - Class 4
11a - Black Oxide - Class 1
16 - Gold Flash
17 - Gold Flash over Nickel Flash
18 - Gold Plate - Type II, Class 2, Grade C
24 - Gold Flash over Silver Flash
26 - Chromium Plate - Bright - Type I, Class 1
27 - Chromium Plate - Satin - Type II, Class 1
28 - Chromium Plate - Engineering - Class 2
31 - Zinc Plate - Type I
31a - Zinc Plate - Colored Chromate - Type II
31b - Zinc Plate - Colorless Chromate - Type III
31d - Zinc Plate - Phosphate Coat - Type V
31e - Zinc Plate - Olive Drab - Type II
32 - Solder Plate
34 - Black Phosphate
35 - Zinc Plate - Black - Type II
37 - Black Finish
39 - Lubricant - Solid film - Type I, Cure temp 150*C
40 - Electro Polish