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Accurate Screw Machine

66590SS20 - Stainless Steel 1/4-20 Concealed Head Stud

0.625 Inch Stainless Steel 1/4-20 concealed head stud with a 0.375 Inch hex size and 0.344 Inch mounting hole.

Unit System
View Spec Sheet
Specs (in standard)
Label Value
A 0.343 in
Brand Accurate Screw
Display Name 66590SS20
Finish None
Hex Size 0.375 in
Length L 0.625 in
Material Stainless 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 66590SS20
Finish None
Hex Size 9.53 mm
Length L 15.88 mm
Material Stainless Steel
Model Number 66590
Mounting Hole Size 8.74 mm
Thread Size 1/4-20

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