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Socket Cap Screws, Stainless Steel 18-8, #4-40 x 7/32", Full Thread

Screw Diameter - Thread Pitch: #4-40

#4-40 Stainless steel Knurled Head socket cap screws are bolts or machine screws with a Hex or Allen drive style.

  • Commonly referred to as allen bolts, socket head cap screws, or socket head screws
  • Driven manually, or with a Hex Allen Bit or Key
  • Cylindrical head
  • 18-8 Stainless Steel offer the Fastener Industry standard for corrosion and rust resistance
  • Recommended for use in exterior applications, or those that are exposed to fresh water moisture
The term socket head cap screw typically refers to a type of threaded fastener whose head diameter is nominally 1.5 times or more that of the screw shank (major) diameter.

Sizes Listed As:
Diameter - Thread Pitch x Length from Underside of Head
FT = Full Thread
PT = Partial Thread

Product number: 23002-3
Print this page
Click on a size/sku in the table to view product-specific details and specifications.
FT = Full Thread (threaded the entire length)  ·  PT = Partial Thread (unthreaded shoulder below the head)

Specifications

  • Chamfer on Radius: Max 0.005
  • Color: Silver
  • Corrosion Resistant: Yes
  • Diameter: #4
  • Drive Style: Internal Hex (Allen)
  • Head Type: Socket Head
  • Thread Direction: Right Hand
  • Thread Type: Coarse
  • Fit: 3A
  • FT = Full Thread: Yes
  • Grade: 18-8
  • Head Height Max: 0.112
  • Head Diameter: Max 0.183 - Min 0.176
  • Head Side Height: Min 0.101
  • Head Style: Socket Cap
  • Hex Drive: 3/32"
  • Length: 7/32"
  • Material: Stainless Steel
  • Overall Head Height: Max 0.112 - Min 0.108
  • Part Number: 3661144112188
  • Product Type: Socket Cap Screws
  • System of Measurement: Inch
  • Thread Direction: Right Hand
  • Thread Pitch: 40 Per Inch
  • Thread Size: #4-40
  • Thread Standard: UNC
  • Thread Type: Coarse
  • Tolerance (IFI): Actual measurements may vary slightly +/- depending on production run within IFI Tolerances

Frequently Used With

Flat Washers, Stainless Steel 304, #4 (.125 ID x .312 OD x .031 Thick) Flat Washers, Stainless Steel 304, #4 (.125 ID x .312 OD x .031 Thick)
Volume Pricing*
1
$0.07
($0.07/ea)
100
$2.00
($0.02/ea)
1000
$10.00
($0.01/ea)
$0.00
Lock Washers, Split Ring, Stainless Steel 304, #4 (.114 ID x .209 OD x .025 Thick) Lock Washers, Split Ring, Stainless Steel 304, #4 (.114 ID x .209 OD x .025 Thick)
Volume Pricing*
1
$0.07
($0.07/ea)
100
$3.00
($0.03/ea)
1000
$20.00
($0.02/ea)
$0.00
Hex Machine Nuts, Stainless Steel 304, #4-40 (1/4 Flats x 3/32 Thick) Hex Machine Nuts, Stainless Steel 304, #4-40 (1/4 Flats x 3/32 Thick)
Volume Pricing*
1
$0.07
($0.07/ea)
100
$4.00
($0.04/ea)
1000
$30.00
($0.03/ea)
$0.00
Nylon Lock Nuts, Stainless Steel 304, #4-40 (.251 Flats x .153 Height) Nylon Lock Nuts, Stainless Steel 304, #4-40 (.251 Flats x .153 Height)
Volume Pricing*
1
$0.07
($0.07/ea)
100
$4.00
($0.04/ea)
1000
$30.00
($0.03/ea)
$0.00
Hex Socket Head Allen Power Bits, 3/32, Length 2" Hex Socket Head Allen Power Bits, 3/32, Length 2"
Volume Pricing*
1
$3.53
($3.53/ea)
10
$29.80
($2.98/ea)
50
$129.50
($2.59/ea)
$0.00
MRO Solution 2400, Marine Grade Anti-Seize Lubricant, 8 oz. MRO Solution 2400, Marine Grade Anti-Seize Lubricant, 8 oz.
Volume Pricing*
$20.03 ea.
$0.00
Select Size/SKU & Quantity
22 Available Sizes
SIZE/SKU Review Volume Pricing* Enter Any Qty
#4-40 x 1/8" FT
23002-2
1
$0.09 ($0.09/ea)
100
$5.00 ($0.05/ea)
1000
$40.00 ($0.04/ea)
$0.00
#4-40 x 3/16" FT
23002-12
1
$0.08 ($0.08/ea)
100
$4.00 ($0.04/ea)
1000
$30.00 ($0.03/ea)
$0.00
#4-40 x 7/32" FT
23002-3
1
$0.39 ($0.39/ea)
100
$36.00 ($0.36/ea)
1000
$330.00 ($0.33/ea)
$0.00
#4-40 x 1/4" FT
23002
1
$0.09 ($0.09/ea)
100
$4.00 ($0.04/ea)
1000
$30.00 ($0.03/ea)
$0.00
#4-40 x 5/16" FT
23011
1
$0.08 ($0.08/ea)
100
$4.00 ($0.04/ea)
1000
$30.00 ($0.03/ea)
$0.00
#4-40 x 3/8" FT
23012
1
$0.07 ($0.07/ea)
100
$4.00 ($0.04/ea)
1000
$30.00 ($0.03/ea)
$0.00
#4-40 x 7/16" FT
2302002
1
$0.11 ($0.11/ea)
100
$7.00 ($0.07/ea)
1000
$60.00 ($0.06/ea)
$0.00
#4-40 x 1/2" FT
23022
1
$0.07 ($0.07/ea)
100
$4.00 ($0.04/ea)
1000
$30.00 ($0.03/ea)
$0.00
#4-40 x 9/16" FT
230302
1
$0.10 ($0.10/ea)
100
$8.00 ($0.08/ea)
1000
$60.00 ($0.06/ea)
$0.00
#4-40 x 5/8" FT
23032
1
$0.07 ($0.07/ea)
100
$4.00 ($0.04/ea)
1000
$30.00 ($0.03/ea)
$0.00
#4-40 x 3/4" FT
23042
1
$0.08 ($0.08/ea)
100
$4.00 ($0.04/ea)
1000
$30.00 ($0.03/ea)
$0.00
#4-40 x 7/8" FT
23052
1
$0.11 ($0.11/ea)
100
$7.00 ($0.07/ea)
1000
$60.00 ($0.06/ea)
$0.00
#4-40 x 1" PT
23062
1
$0.12 ($0.12/ea)
100
$7.00 ($0.07/ea)
1000
$60.00 ($0.06/ea)
$0.00
#4-40 x 1-1/8" PT
23070-02
1
$0.20 ($0.20/ea)
100
$15.00 ($0.15/ea)
1000
$130.00 ($0.13/ea)
$0.00
#4-40 x 1-1/4" PT
23072
1
$0.17 ($0.17/ea)
100
$11.00 ($0.11/ea)
1000
$90.00 ($0.09/ea)
$0.00
#4-40 x 1-3/8" PT
230802
1
$0.12 ($0.12/ea)
100
$10.00 ($0.10/ea)
1000
$80.00 ($0.08/ea)
$0.00
#4-40 x 1-1/2" PT
23082
1
$0.21 ($0.21/ea)
100
$12.00 ($0.12/ea)
1000
$100.00 ($0.10/ea)
$0.00
#4-40 x 1-3/4" PT
230902
1
$0.18 ($0.18/ea)
100
$15.00 ($0.15/ea)
1000
$120.00 ($0.12/ea)
$0.00
#4-40 x 2" PT
23092
1
$0.30 ($0.30/ea)
100
$16.00 ($0.16/ea)
1000
$140.00 ($0.14/ea)
$0.00
#4-40 x 2-1/4" PT
23100-02
1
$3.29 ($3.29/ea)
100
$304.00 ($3.04/ea)
1000
$3,010.00 ($3.01/ea)
$0.00
#4-40 x 2-1/2" PT
23102
1
$1.65 ($1.65/ea)
100
$133.00 ($1.33/ea)
1000
$1,200.00 ($1.20/ea)
$0.00
#4-40 x 3" PT
23112
1
$1.98 ($1.98/ea)
100
$185.00 ($1.85/ea)
1000
$1,640.00 ($1.64/ea)
$0.00

*Volume pricing available on select products. Products without quantity breaks are priced per unit.

Page Total: $0.00

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