#12 X 3-1/2" Self-Tapping Sheet Metal Screws, Type "A", Flat Phillips Drive, Stainless Steel

PART NUMBER:
ST146-N12X312-000300
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  • Also known as self-tapping screws, these are mostly used in thin gauge sheet metal applications.
  • Type "A" sheet metal tapping screws feature a sharp point and coarse threading.
  • Flat countersunk head screws sit flush with the surface of the material they are inserted into.
  • 18-8 stainless steel is functionally interchangeable with type 304 stainless steel.
  • Stainless steel significantly improves resistance to tarnishing or corrosion.
DIMENSIONAL ATTRIBUTES
  • Diameter (Nominal): #12
  • Thread Pitch: 11
  • Diameter (Dimension): 0.216"
  • Major Diameter: 0.221"
  • Minor Diameter: 0.155"
  • Length (Nominal): 3-1/2"
  • Thread Length (Nominal): 3.368"
  • Drive Size: #3
  • Head Diameter: 0.412"
  • Head Height, Overall: 0.132"
PRODUCT ATTRIBUTES
  • Category: Self-Tapping Sheet Metal Screws
  • System of Measurement: Inch
  • Brand: Aspen Fasteners®
  • Form and Design: Type "A"
  • Head Style: Flat Countersunk Head
  • Head Style Detail: 82 Degree Countersink
  • Drive Style: Cruciform Recess Drive
  • Drive Detail: Phillips Type H
  • Thread Length: Full Thread
  • Thread Direction: Right-Hand Thread
  • Material: Stainless Steel
  • Material Grade: 18-8 Stainless Steel
  • Coating: Uncoated
  • Standards and Specifications: ASME B18.6.3
Product UPC Code:
692559826028
Drive Detail:
Phillips Type H
Shop by System of Measurement:
Inch
Shop by Material:
Stainless Steel
Product Class:
Externally Threaded Fasteners
Order:
Thread Cutting Fasteners
Category:
Self-Tapping Sheet Metal Screws
System of Measurement:
Inch
Brand:
Aspen Fasteners(r)
Form and Design:
Type "A"
Head Style:
Flat Countersunk Head
Head Style Detail:
82 Degree Countersink
Head Height, Overall:
0.132"
Head Diameter:
0.412"
Recess Size:
#3
Thread Length (Nominal):
3.368"
Length (Nominal):
3-1/2"
Drive Style:
Cruciform Recess Drive
Thread Pitch:
11
Minor Diameter:
0.155"
Major Diameter:
0.221"
Diameter (Dimension):
0.216"
Diameter (Nominal):
#12
Standards and Specifications:
ASME B18.6.3
Coating:
Uncoated
Material Grade:
18-8 Stainless Steel
Material:
Stainless Steel
Thread Direction:
Right-Hand Thread
Thread Length:
Full Thread
  • Description
    • Also known as self-tapping screws, these are mostly used in thin gauge sheet metal applications.
    • Type "A" sheet metal tapping screws feature a sharp point and coarse threading.
    • Flat countersunk head screws sit flush with the surface of the material they are inserted into.
    • 18-8 stainless steel is functionally interchangeable with type 304 stainless steel.
    • Stainless steel significantly improves resistance to tarnishing or corrosion.
    DIMENSIONAL ATTRIBUTES
    • Diameter (Nominal): #12
    • Thread Pitch: 11
    • Diameter (Dimension): 0.216"
    • Major Diameter: 0.221"
    • Minor Diameter: 0.155"
    • Length (Nominal): 3-1/2"
    • Thread Length (Nominal): 3.368"
    • Drive Size: #3
    • Head Diameter: 0.412"
    • Head Height, Overall: 0.132"
    PRODUCT ATTRIBUTES
    • Category: Self-Tapping Sheet Metal Screws
    • System of Measurement: Inch
    • Brand: Aspen Fasteners®
    • Form and Design: Type "A"
    • Head Style: Flat Countersunk Head
    • Head Style Detail: 82 Degree Countersink
    • Drive Style: Cruciform Recess Drive
    • Drive Detail: Phillips Type H
    • Thread Length: Full Thread
    • Thread Direction: Right-Hand Thread
    • Material: Stainless Steel
    • Material Grade: 18-8 Stainless Steel
    • Coating: Uncoated
    • Standards and Specifications: ASME B18.6.3
    Product UPC Code:
    692559826028

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