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STP38A0400080B

Screw for Plastic
STP38A 4.0x8.0 - T20
steel, hardened
Zinc-Nickel-plated min. 5µm, passivated black/ Cr-VI-free, baked, sealed

identical to WN1451 / KN1038

Product image Drawing

Specifications Downloads


Item Number		STP38A0400080B
Standard		KN1038
Material		steel, hardened
Surface		Zinc-Nickel-plated min. 5µm, passivated black/ Cr-VI-free, baked, sealed
Thread Outside-Ø	d1	4.00+0.18 mm
Thread Core-Ø	d2	2.17 mm
Thread Pitch	p	1.79 mm
Length	L	8.00±0.45 mm
Head-Ø	D	8.00-0.58 mm
Head Height	K	2.600±0.125 mm
Flange Thickness	S	0.80 mm
Thread Run-Out	X	2.00 mm
Radius	R	0.40 mm
Size Six Lobe		T20
Penetration Depth	t	1.25 - 1.70 mm
Thread		STS
Weight		0.894 kg / 1000 pieces

All technical information about is available for download, here. Spec sheet Metric Drawing Inch Drawing Declaration of Conformity .STEP File .IGES File

Add item to cart

local stock	369,425 pcs.
remote stock (10 working day(s) transfer time)	141,195 pcs.
Quantity		pcs.
Unit Price	from 0.02650 $
Total	$
excl. shipping and tax

Quantity discounts

Quantity	Price each
from 1	$ 1.37000
from 10	$ 0.90000
from 20	$ 0.79000
from 50	$ 0.67000
from 100	$ 0.58900
from 200	$ 0.52000
from 300	$ 0.48300
from 400	$ 0.45900
from 500	$ 0.44100
from 1,000	$ 0.38900
from 2,000	$ 0.27100
from 3,000	$ 0.22100
from 4,000	$ 0.19100
from 5,000	$ 0.17100
from 6,000	$ 0.15600
from 7,000	$ 0.14500
from 8,000	$ 0.13600
from 9,000	$ 0.12800
from 10,000	$ 0.12200
from 11,000	$ 0.11600
from 12,000	$ 0.11000
from 13,000	$ 0.10500
from 14,000	$ 0.09950
from 15,000	$ 0.09460
from 16,000	$ 0.09010
from 17,000	$ 0.08580
from 18,000	$ 0.08180
from 19,000	$ 0.07800
from 20,000	$ 0.07440
from 22,000	$ 0.06980
from 24,000	$ 0.06590
from 26,000	$ 0.06260
from 28,000	$ 0.05980
from 30,000	$ 0.05720
from 32,000	$ 0.05500
from 34,000	$ 0.05310
from 36,000	$ 0.05130
from 38,000	$ 0.04970
from 40,000	$ 0.04820
from 42,000	$ 0.04690
from 44,000	$ 0.04570
from 46,000	$ 0.04460
from 48,000	$ 0.04360
from 50,000	$ 0.04260
from 55,000	$ 0.04060
from 60,000	$ 0.03880
from 65,000	$ 0.03730
from 70,000	$ 0.03600
from 75,000	$ 0.03490
from 80,000	$ 0.03390
from 85,000	$ 0.03300
from 90,000	$ 0.03220
from 95,000	$ 0.03140
from 100,000	$ 0.03080
from 110,000	$ 0.02960
from 140,000	$ 0.02900
from 150,000	$ 0.02840
from 160,000	$ 0.02790
from 170,000	$ 0.02750
from 180,000	$ 0.02710
from 190,000	$ 0.02680
from 200,000	$ 0.02650

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