SteelZinc
0424MPF-8000
#4-40 x 1 1/2" Phillips Flat Head Machine Screws, Full Thread / Low Carbon Steel / Zinc / Series MPF
$155.09 – $403.84
Bulk Box (8,000 pcs)
$403.84
#4-40 Machine Screws
1,088 products
#4-40 Machine Screws in all available lengths, grades, materials, and finishes.
#4-40 Thread Specifications
- Nominal diameter: 0.112"
- Threads per inch: 40
- Tap drill (75% thread): #43 (0.089")
- Clearance hole (close fit): #31 (0.120")
- Clearance hole (free fit): #30 (0.128")
To thread a #4-40 hole, drill with a #43 (0.089") tap drill for a standard 75% thread. For a clearance hole that the #4-40 screw passes through, use #31 (0.120") for a close fit or #30 (0.128") for a free fit. Pair with a matching #4-40 nut or tapped hole.
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Stainless Steel18-8Passivated0424MPU188-4000#4-40 x 1 1/2" Phillips Flat Undercut Head Machine Screws, Full Thread / 18-8 Stainless Steel / Passivated
$112.73 – $293.56Bulk Box (4,000 pcs) $293.56
Stainless Steel18-8Passivated0424MPO188-5000#4-40 x 1 1/2" Phillips Oval Head Machine Screws, Full Thread / 18-8 Stainless Steel / Passivated
$153.93 – $400.85Bulk Box (5,000 pcs) $400.85
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$147.29 – $383.56Bulk Box (4,000 pcs) $383.56
SteelZinc Black0424MPFBZ-8000#4-40 x 1 1/2" Phillips Flat Head Machine Screws, Full Thread / Low Carbon Steel / Zinc Black
$151.49 – $394.48Bulk Box (8,000 pcs) $394.48
Stainless Steel18-8Passivated0424MPF188-5000#4-40 x 1 1/2" Phillips Flat Head Machine Screws, Full Thread / 18-8 Stainless Steel / Passivated
$110.46 – $287.65Bulk Box (5,000 pcs) $287.65
SteelZinc0424MP1-7000#4-40 x 1 1/2" Phillips Flat 100° Head Machine Screws, Full Thread / Low Carbon Steel / Zinc
$129.07 – $336.14Bulk Box (7,000 pcs) $336.14
SteelZinc0417MPP-10000#4-40 x 1 1/16" Phillips Pan Head Machine Screws, Full Thread / Low Carbon Steel / Zinc
$192.48 – $501.30Bulk Box (10,000 pcs) $501.30
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