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1/4"-28 X 5/8" Hex Head Cap Screws Bolts, UNF Fine Thread, Stainless Steel, MS35308 Rev E, DFARS

1/4"-28 X 5/8" Hex Head Cap Screws Bolts, UNF Fine Thread, Stainless Steel, MS35308 Rev E, DFARS

PART NUMBER:
MI005-1428X58
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  • Military grade fasteners are DFARS compliant and made in North America. Certifications available.
  • 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.
  • The washer face under the head provides a precision bearing surface.
  • The chamfered point improves engagement with a nut or pre-tapped hole.
  • In general, fine thread fasteners are about 10% stronger than coarse threads under static loading.
DIMENSIONAL ATTRIBUTES
  • Diameter (Nominal): 1/4"
  • Thread Pitch: 28
  • Diameter (Dimension): 0.25"
  • Diameter (Minimum): 0.245"
  • Diameter (Maximum): 0.250"
  • Length (Nominal): 5/8"
  • Thread Length (Nominal): 0.625"
  • Across Flats (Basic): 7/16"
  • Across Flats (Minimum): 0.428"
  • Across Flats (Maximum): 0.438"
  • Head Height, Overall: 0.1563"
  • Head Height, Overall (Minimum): 0.150"
  • Head Height, Overall (Maximum): 0.163"
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
  • Pitch: Fine Thread
  • Thread Direction: Right-Hand Thread
  • Point: Chamfered Point
  • Material: Stainless Steel
  • Material Grade: 18-8 Stainless Steel
  • Material Processes: Passivated
  • Coating: Uncoated
  • Origin: Made in U.S.A.
  • Standards and Specifications: MS35308 Rev E, DFARS
Point:
Chamfered Point
Across Flats (Maximum):
0.438"
Coating:
Uncoated
Product Class:
Externally Threaded Fasteners
cad_3d_viewer_url:
https://3d.aspenfasteners.com/viewer/?cad_model=obj/MI005-1428X58
Diameter (Nominal):
1/4"
Category:
Cap Screws
Material Grade:
18-8 Stainless Steel
Head Height, Overall:
0.1563"
Diameter (Maximum):
0.250"
Origin:
Made in U.S.A.
Across Flats (Basic):
7/16"
Diameter (Minimum):
0.245"
Head Style:
Hex Head
Standards and Specifications:
MS35308 Rev E, DFARS
Thread Pitch:
28
specifications_document_url:
https://www.aspenfasteners.com/content/2D_PDF/product76/MI005-1428X58.PDF
Shop by System of Measurement:
Inch
System of Measurement:
Inch
Head Style Detail:
Washer Face
Shop by Application:
Military Grade Fasteners
Length (Nominal):
5/8"
cad_3d_file_url:
https://3d.aspenfasteners.com/assets/obj/MI005-1428X58.zip
Diameter (Dimension):
0.25"
Across Flats (Minimum):
0.428"
Pitch:
Fine Thread
Drive Style:
External Hex Drive
Order:
Machine Thread Fasteners
Head Height, Overall (Minimum):
0.150"
Shop by Material:
Stainless Steel
Thread Length (Nominal):
0.625"
Head Height, Overall (Maximum):
0.163"
Thread Direction:
Right-Hand Thread
Brand:
Aspen Fasteners
Material:
Stainless Steel
Material Processes:
Passivated
POS:
MI005-1428X58-000200,MI005-1428X58-000500
Print
  • Description
    • Military grade fasteners are DFARS compliant and made in North America. Certifications available.
    • 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.
    • The washer face under the head provides a precision bearing surface.
    • The chamfered point improves engagement with a nut or pre-tapped hole.
    • In general, fine thread fasteners are about 10% stronger than coarse threads under static loading.
    DIMENSIONAL ATTRIBUTES
    • Diameter (Nominal): 1/4"
    • Thread Pitch: 28
    • Diameter (Dimension): 0.25"
    • Diameter (Minimum): 0.245"
    • Diameter (Maximum): 0.250"
    • Length (Nominal): 5/8"
    • Thread Length (Nominal): 0.625"
    • Across Flats (Basic): 7/16"
    • Across Flats (Minimum): 0.428"
    • Across Flats (Maximum): 0.438"
    • Head Height, Overall: 0.1563"
    • Head Height, Overall (Minimum): 0.150"
    • Head Height, Overall (Maximum): 0.163"
    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
    • Pitch: Fine Thread
    • Thread Direction: Right-Hand Thread
    • Point: Chamfered Point
    • Material: Stainless Steel
    • Material Grade: 18-8 Stainless Steel
    • Material Processes: Passivated
    • Coating: Uncoated
    • Origin: Made in U.S.A.
    • Standards and Specifications: MS35308 Rev E, DFARS
  • 3D Product View

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