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#4-40 X 1/2" Square Cone SEMS Washer Machine Screws, Pan Phillips Drive, Stainless Steel, Washer Material 410 Stainless Steel

#4-40 X 1/2" Square Cone SEMS Washer Machine Screws, Pan Phillips Drive, Stainless Steel, Washer Material 410 Stainless Steel

PART NUMBER:
ST112-440X12
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  • Machine screws are designed for applications with a pre-tapped hole or mated to a threaded nut.
  • SEMS screws come pre-assembled with permanently installed free-spinning lock washer.
  • 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): #4
  • Thread Pitch: 40
  • Diameter (Dimension): 0.1098"
  • Length (Nominal): 1/2"
PRODUCT ATTRIBUTES
  • Category: Machine Screws
  • System of Measurement: Inch
  • Brand: Aspen Fasteners®
  • Form and Design: SEMS Screws Pre-Assembled with a Captive Lock Washer
  • Head Style: Pan Head
  • Head Style Detail: Free-Spinning 410 Stainless Steel Square Cone Lock Washer
  • 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 B18.13
System of Measurement:
Inch
Length (Nominal):
1/2"
Thread Pitch:
40
Diameter (Dimension):
0.1098"
Diameter (Nominal):
#4
Standards and Specifications:
ASME B18.13
Coating:
Uncoated
Material Grade:
18-8 Stainless Steel
Material:
Stainless Steel
Thread Direction:
Right-Hand Thread
Thread Length:
Full Thread
Drive Detail:
Phillips Type H
Drive Style:
Cruciform Recess Drive
Head Style Detail:
Free-Spinning 410 Stainless Steel Square Cone Lock Washer
Head Style:
Pan Head
Form and Design:
SEMS Screws Pre-Assembled with a Captive Lock Washer
Brand:
Aspen Fasteners
Category:
Machine Screws
Order:
Machine Thread Fasteners
Product Class:
Externally Threaded Fasteners
Shop by Material:
Stainless Steel
Shop by System of Measurement:
Inch
  • Description
    • Machine screws are designed for applications with a pre-tapped hole or mated to a threaded nut.
    • SEMS screws come pre-assembled with permanently installed free-spinning lock washer.
    • 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): #4
    • Thread Pitch: 40
    • Diameter (Dimension): 0.1098"
    • Length (Nominal): 1/2"
    PRODUCT ATTRIBUTES
    • Category: Machine Screws
    • System of Measurement: Inch
    • Brand: Aspen Fasteners®
    • Form and Design: SEMS Screws Pre-Assembled with a Captive Lock Washer
    • Head Style: Pan Head
    • Head Style Detail: Free-Spinning 410 Stainless Steel Square Cone Lock Washer
    • 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 B18.13

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