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1/4"-20 Knurled Thumb Machine Screw Solid Brass
Knurled Thumb Machine Screw Solid Brass 1/4-20


 
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Solid Brass Knurled Head Thumb Screws

Diameter - Thread Pitch: 1/4"-20

Knurled Thumb Screws are ASME standards specific, in diameters ranging from #6-32 to 1/4" in. These fasteners are installed with your fingers and are used to hold light covers in place and other ornamental products.

Please note that color and sheen may vary for brass and silicon bronze fasteners.

Product Specifications:
Knurled Head Thumb Screws
Thread Diameter: (1/4") Max 0.2489 - Min 0.2408 (Class 2A Fit, ANSI B1.1)
Thread Pitch: 20 Per Inch (Coarse)
Head Diameter: 23/32" (.09375)
Overall Head Height: 1/2" (From Bottom to Top of Head)
Thread Direction: Right Hand
Material: Solid Brass
ANSI B18.6.3
Tensile: 50,000 - 65,000 PSI
Yield: 30,000 - 50,000 PSI
Hardness: 40-75 Rockwell B
Elongation: 10% - 25%
Diameter x Thread Pitch x Length
Specifications may vary +/- within IFI Tolerances

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Item# Item Name Our Price Qty Add
1018-10004-0002 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 3/8" Qty-1
$1.04
1018-10004-0004 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 3/8" Qty-25
$21.66
1018-10004-0006 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 3/8" Qty-100
$86.63
1018-10004-0008 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 3/8" Qty-250
$205.74
1018-10004-0010 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 3/8" Qty-1,000
$779.63
1018-10004-0012 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 3/8" Qty-2,500
$1,840.79
1018-10004-0014 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 1/2" Qty-1
$1.07
1018-10004-0016 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 1/2" Qty-25
$22.38
1018-10004-0018 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 1/2" Qty-100
$89.51
1018-10004-0020 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 1/2" Qty-250
$212.59
1018-10004-0022 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 1/2" Qty-1,000
$805.61
1018-10004-0024 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 1/2" Qty-2,500
$1,902.14
1018-10004-0026 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 3/4" Qty-1
$1.14
1018-10004-0028 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 3/4" Qty-25
$23.82
1018-10004-0030 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 3/4" Qty-100
$95.29
1018-10004-0032 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 3/4" Qty-250
$226.31
1018-10004-0034 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 3/4" Qty-1,000
$857.59
1018-10004-0036 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 3/4" Qty-2,500
$2,024.86
1018-10004-0038 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 1" Qty-1
$1.28
1018-10004-0040 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 1" Qty-25
$26.71
1018-10004-0042 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 1" Qty-100
$106.84
1018-10004-0044 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 1" Qty-250
$253.74
1018-10004-0046 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 1" Qty-1,000
$961.54
1018-10004-0048 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 1" Qty-2,500
$2,270.30
1018-10004-0050 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 2" Qty-1
$2.08
1018-10004-0052 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 2" Qty-25
$43.31
1018-10004-0054 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 2" Qty-100
$173.25
1018-10004-0056 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 2" Qty-250
$411.47
1018-10004-0058 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 2" Qty-1,000
$1,559.25
1018-10004-0060 Knurled Thumb Machine Screw Solid Brass - 1/4"-20 x 2" Qty-2,500
$3,681.56
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