1/4-28x2-1/2" Hex Head Cap Screws Grade 8 USA Zinc Yellow

Product Description

Part Number: 25F250HCS8Y/USA
Diameter/Pitch: 1/4"-28
Length Under Head: 2-1/2"
Grade: Grade 8
Finish: Zinc Yellow
Coarse / Fine Threads: Fine
Partial / Full Threads: Partial
Wrench Size: 7/16"
Country of Origin: USA

BoltsandNuts.com

1/4-28x2-1/2" Hex Head Cap Screws Grade 8 USA Zinc Yellow

SKU: 25F250HCS8Y/USA

Product Description

Part Number: 25F250HCS8Y/USA
Diameter/Pitch: 1/4"-28
Length Under Head: 2-1/2"
Grade: Grade 8
Finish: Zinc Yellow
Coarse / Fine Threads: Fine
Partial / Full Threads: Partial
Wrench Size: 7/16"
Country of Origin: USA

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Diameter Pitch	1/4"-28
Grade Material	Grade 8
Partial Full Threads	Partial
Threads Per Inch	28 TPI
Width Across Corners	0.505" max
Proof Load	4,360 lbf
Tensile Strength	150,000 psi
Tensile Stress Area	0.0364 sq in
Torque Dry	14 ft-lb
Head Type	Hex Cap
Inch Metric	Inch

Length Under Head	2-1/2"
Finish	Zinc Yellow
Coarse Fine Threads	Fine
Wrench Size	7/16"
Head Height	0.150" – 0.163"
Clamp Load	3,270 lbf
Yield Strength	130,000 psi
Hardness	Rockwell C33–C39
Torque Lubricated	10 ft-lb
Nominal Size	1/4"

Grade	Grade 8
Material	Medium carbon alloy steel, quenched and tempered
Thread Class	2A
Width Across Flats	0.438" (7/16")
Major Diameter	0.250"
Min Tensile Load	5,460 lbf
Proof Stress	120,000 psi
Head Marking	Six radial lines on head
Length	2-1/2"
Thread Length	0.750" min