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#4-40 X 1/4" SEMS External Tooth Washer Machine Screws, Pan Phillips Drive, Steel, Black Zinc

#4-40 X 1/4" SEMS External Tooth Washer Machine Screws, Pan Phillips Drive, Steel, Black Zinc

PART NUMBER:
SC221-440X14-010000
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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.
DIMENSIONAL ATTRIBUTES
  • Diameter (Nominal): #4
  • Thread Pitch: 40
  • Diameter (Dimension): 0.112"
  • Length (Nominal): 1/4"
  • Thread Length (Nominal): 0.250"
  • Outside Diameter (Minimum): 0.220"
  • Outside Diameter (Maximum): 0.230"
  • Thickness (Minimum): 0.012"
  • Thickness (Maximum): 0.020"
  • Drive Recess Size: #1
  • Drive Recess Width: 0.115"
  • Drive Recess Depth (Minimum): 0.053"
  • Drive Recess Depth (Maximum): 0.071"
  • Head Diameter (Minimum): 0.205"
  • Head Diameter (Maximum): 0.219"
  • Head Height, Overall (Minimum): 0.070"
  • Head Height, Overall (Maximum): 0.080"
  • Head Radius: 0.010"
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 External Tooth Lock Washer
  • Drive Style: Cruciform Recess Drive
  • Drive Detail: Phillips Type H
  • Thread Length: Full Thread
  • Thread Direction: Right-Hand Thread
  • Material: Steel
  • Coating: Zinc Plated
  • Coating Color: Black
  • Origin: Origin Undefined
  • Standards and Specifications: ASME B18.13a and SAE J82
Product UPC Code:
698435372580
Standards and Specifications:
ASME B18.13a and SAE J82
Diameter (Nominal):
#4
Form and Design:
SEMS Screws Pre-Assembled with a Captive Lock Washer
Material:
Steel
Product Class:
Externally Threaded Fasteners
Brand:
Aspen Fasteners
Drive Style:
Cruciform Recess Drive
cad_3d_viewer_url:
https://3d.aspenfasteners.com/viewer/?cad_model=obj/SC221-440X14
Category:
Machine Screws
Length (Nominal):
1/4"
System of Measurement:
Inch
Shop by Material:
Steel
Thread Length:
Full Thread
Coating Color:
Black
Head Style Detail:
Free-Spinning External Tooth Lock Washer
Coating:
Zinc Plated
Diameter (Dimension):
0.112"
Drive Detail:
Phillips Type H
Order:
Machine Thread Fasteners
Shop by System of Measurement:
Inch
Thread Pitch:
40
Head Style:
Pan Head
Thread Direction:
Right-Hand Thread
Origin:
Origin Undefined
POS:
SC221-440X14-010000
cad_3d_file_url:
https://3d.aspenfasteners.com/assets/obj/SC221-440X14.zip
specifications_document_url:
https://www.aspenfasteners.com/content/2D_PDF/product43/SC221-440X14.PDF
Head Diameter (Minimum):
0.205"
Drive Recess Depth (Maximum):
0.071"
Head Diameter (Maximum):
0.219"
Head Height, Overall (Minimum):
0.070"
Drive Recess Width:
0.115"
Thickness (Minimum):
0.012"
Drive Recess Size:
#1
Outside Diameter (Minimum):
0.220"
Thickness (Maximum):
0.020"
Thread Length (Nominal):
0.250"
Drive Recess Depth (Minimum):
0.053"
Head Height, Overall (Maximum):
0.080"
Outside Diameter (Maximum):
0.230"
Print
  • 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.
    DIMENSIONAL ATTRIBUTES
    • Diameter (Nominal): #4
    • Thread Pitch: 40
    • Diameter (Dimension): 0.112"
    • Length (Nominal): 1/4"
    • Thread Length (Nominal): 0.250"
    • Outside Diameter (Minimum): 0.220"
    • Outside Diameter (Maximum): 0.230"
    • Thickness (Minimum): 0.012"
    • Thickness (Maximum): 0.020"
    • Drive Recess Size: #1
    • Drive Recess Width: 0.115"
    • Drive Recess Depth (Minimum): 0.053"
    • Drive Recess Depth (Maximum): 0.071"
    • Head Diameter (Minimum): 0.205"
    • Head Diameter (Maximum): 0.219"
    • Head Height, Overall (Minimum): 0.070"
    • Head Height, Overall (Maximum): 0.080"
    • Head Radius: 0.010"
    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 External Tooth Lock Washer
    • Drive Style: Cruciform Recess Drive
    • Drive Detail: Phillips Type H
    • Thread Length: Full Thread
    • Thread Direction: Right-Hand Thread
    • Material: Steel
    • Coating: Zinc Plated
    • Coating Color: Black
    • Origin: Origin Undefined
    • Standards and Specifications: ASME B18.13a and SAE J82
    Product UPC Code:
    698435372580
  • 3D Product View

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