5/16"-18 X 5/8" Hex Head Cap Screws Bolts, Coarse Thread, Stainless Steel, ASTM F593

PART NUMBER:
ST316-51618X58-000150
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  • Hex cap screws are manufactured to tighter tolerances as compared to hex bolts.
  • 18-8 stainless steel is functionally interchangeable with type 304 stainless steel.
  • Stainless steel significantly improves resistance to tarnishing or corrosion.
  • ASTM F593covers the chemical and mechanical requirements for 7 alloy groups of stainless fasteners.
  • The washer face under the head provides a precision bearing surface.
  • The chamfered point improves engagement with a nut or pre-tapped hole.
DIMENSIONAL ATTRIBUTES
  • Diameter (Nominal): 5/16"
  • Thread Pitch: 18
  • Diameter (Dimension): 0.3125"
  • Diameter (Minimum): 0.3065"
  • Diameter (Maximum): 0.3125"
  • Length (Nominal): 5/8"
  • Thread Length (Nominal): 0.625"
  • Across Flats (Basic): 1/2"
  • Across Flats (Minimum): 0.489"
  • Across Flats (Maximum): 0.500"
  • Head Height, Overall: 0.2031"
  • Head Height, Overall (Minimum): 0.195"
  • Head Height, Overall (Maximum): 0.211"
PRODUCT ATTRIBUTES
  • Category: Cap Screws
  • System of Measurement: Inch
  • Brand: Aspen Fasteners®
  • Head Style: Hex Head
  • Head Style Detail: Washer Face
  • Drive Style: External Hex Drive
  • Thread Direction: Right-Hand Thread
  • Point: Chamfered Point
  • Material: Stainless Steel
  • Material Grade: 18-8 Stainless Steel
  • Coating: Uncoated
  • Standards and Specifications: ASTM F593
Product UPC Code:
698435739857
Across Flats (Basic):
1/2"
Across Flats (Maximum):
0.500"
Across Flats (Minimum):
0.489"
Brand:
Aspen Fasteners(r)
Category:
Cap Screws
Coating:
Uncoated
Diameter (Dimension):
0.3125"
Diameter (Maximum):
0.3125"
Diameter (Minimum):
0.3065"
Diameter (Nominal):
5/16"
Drive Style:
External Hex Drive
Head Height, Overall:
0.2031"
Head Height, Overall (Maximum):
0.211"
Head Height, Overall (Minimum):
0.195"
Head Style:
Hex Head
Head Style Detail:
Washer Face
Length (Nominal):
5/8"
Material:
Stainless Steel
Material Grade:
18-8 Stainless Steel
Order:
Machine Thread Fasteners
POS:
ST316-51618X58-000150
Point:
Chamfered Point
Product Class:
Externally Threaded Fasteners
Standards and Specifications:
ASTM F593
System of Measurement:
Inch
Thread Direction:
Right-Hand Thread
Thread Length (Nominal):
0.625"
Thread Pitch:
18
specifications_document_url:
https://www.aspenfasteners.com/content/2D_PDF/product78/ST316-51618X58.PDF
Shop by Material:
Stainless Steel
Shop by System of Measurement:
Inch
  • Description
    • Hex cap screws are manufactured to tighter tolerances as compared to hex bolts.
    • 18-8 stainless steel is functionally interchangeable with type 304 stainless steel.
    • Stainless steel significantly improves resistance to tarnishing or corrosion.
    • ASTM F593covers the chemical and mechanical requirements for 7 alloy groups of stainless fasteners.
    • The washer face under the head provides a precision bearing surface.
    • The chamfered point improves engagement with a nut or pre-tapped hole.
    DIMENSIONAL ATTRIBUTES
    • Diameter (Nominal): 5/16"
    • Thread Pitch: 18
    • Diameter (Dimension): 0.3125"
    • Diameter (Minimum): 0.3065"
    • Diameter (Maximum): 0.3125"
    • Length (Nominal): 5/8"
    • Thread Length (Nominal): 0.625"
    • Across Flats (Basic): 1/2"
    • Across Flats (Minimum): 0.489"
    • Across Flats (Maximum): 0.500"
    • Head Height, Overall: 0.2031"
    • Head Height, Overall (Minimum): 0.195"
    • Head Height, Overall (Maximum): 0.211"
    PRODUCT ATTRIBUTES
    • Category: Cap Screws
    • System of Measurement: Inch
    • Brand: Aspen Fasteners®
    • Head Style: Hex Head
    • Head Style Detail: Washer Face
    • Drive Style: External Hex Drive
    • Thread Direction: Right-Hand Thread
    • Point: Chamfered Point
    • Material: Stainless Steel
    • Material Grade: 18-8 Stainless Steel
    • Coating: Uncoated
    • Standards and Specifications: ASTM F593
    Product UPC Code:
    698435739857

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