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Carriage Bolt, 1/4-20, 4-1/2 in., PK50

product price: $8.75
/pk 50, $0.18/ea
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Key Features

Grade 2 Material Grade/Class
  • Thread Size 1/4"-20
  • Fastener Length 4-1/2 in
  • Material Steel
  • Finish Zinc Plated
  • Neck Type Square
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Product Information

Dimensions

Thread Size 1/4"-20
Fastener Length 4-1/2 in
Neck Height 9/64 in
Head Dia. 0.563 in to 0.594 in
Head Height 9/64 in
Square Width 0.245 in to 0.260 in
Square Height 0.125 in to 0.156 in
Drill Size 1/4 in
Minimum Neck Height 1/8 in
Maximum Head Height 9/64 in
Minimum Thread Length 3/4 in
Minimum Neck Width 1/4 in
Minimum Head Diameter 9/16 in
Maximum Neck Height 5/32 in
Maximum Neck Width 17/64 in
Dimensional Standards ASME B18.5
Neck Width 1/4 in
Head Width 37/64 in
Minimum Head Height 1/8 in
Maximum Head Diameter 19/32 in

Description

Carriage Bolt, Inch, Neck Type Square, Basic Material Steel, Material Grade Grade A, Fastener Finish Zinc Plated, Dia./Thread Size 1/4 In.-20, Fastener Length 4 1/2 in, Fastener Thread Direction Right Hand, Fastener Thread Type UNC (Coarse), ASME B18.5, Drill Size 1/4 in, Head Dia. 0.563 in to 0.594 in, Head Height 9/64 in, Head Type Round, Square Height 0.125 in to 0.156 in, Square Width 0.245 in to 0.260 in, Tensile Strength 74,000 psi, For Use With Grade 2 Zinc Nuts, Package Quantity 50

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