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STP31A0400180S

Screw for Plastic
STP31A 4.0x18.0 - H2
steel, hardened
zinc-plated 5-7 µm, baked, blue / transparent passivated

identical to WN1411 / KN1031
similar to WN1441


Item Number		STP31A0400180S
Standard		KN1031
Material		steel, hardened
Surface		zinc-plated 5-7 µm, baked, blue / transparent passivated
Thread Outside-Ø	d1	4.00+0.18 mm
Thread Core-Ø	d2	2.17 mm
Thread Pitch	p	1.79 mm
Length	L	18.00±0.55 mm
Head-Ø	D	8.00-0.36 mm
Head Height	K	2.500±0.125 mm
Flange Thickness	S	0.90 mm
Thread Run-Out	X	2.00 mm
Radius	R	0.40 mm
Size Cross Recess		H2
Penetration Depth	t	1.33 - 1.96 mm
Thread		STS
Weight		1.363 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

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Stock level	8,860 pcs.
Quantity		pcs.
Unit Price	from 0.01070 €
Total	€
excl. shipping and tax

Quantity discounts

Quantity	Price each
from 1	€ 1.26000
from 10	€ 0.63000
from 20	€ 0.51000
from 50	€ 0.39000
from 100	€ 0.31800
from 200	€ 0.25900
from 300	€ 0.23100
from 400	€ 0.21200
from 500	€ 0.19900
from 1,000	€ 0.16400
from 2,000	€ 0.12600
from 3,000	€ 0.10900
from 4,000	€ 0.09790
from 5,000	€ 0.09050
from 6,000	€ 0.08480
from 7,000	€ 0.08040
from 8,000	€ 0.07680
from 9,000	€ 0.07380
from 10,000	€ 0.07120
from 11,000	€ 0.06790
from 12,000	€ 0.06470
from 13,000	€ 0.06170
from 14,000	€ 0.05890
from 15,000	€ 0.05630
from 16,000	€ 0.05380
from 17,000	€ 0.05150
from 18,000	€ 0.04930
from 19,000	€ 0.04720
from 20,000	€ 0.04520
from 22,000	€ 0.04270
from 24,000	€ 0.04060
from 26,000	€ 0.03880
from 28,000	€ 0.03720
from 30,000	€ 0.03580
from 32,000	€ 0.03460
from 34,000	€ 0.03360
from 36,000	€ 0.03260
from 38,000	€ 0.03170
from 40,000	€ 0.03090
from 42,000	€ 0.03020
from 44,000	€ 0.02950
from 46,000	€ 0.02890
from 48,000	€ 0.02840
from 50,000	€ 0.02790
from 55,000	€ 0.02670
from 60,000	€ 0.02580
from 65,000	€ 0.02490
from 70,000	€ 0.02420
from 75,000	€ 0.02360
from 80,000	€ 0.02310
from 85,000	€ 0.02260
from 90,000	€ 0.02210
from 95,000	€ 0.02170
from 100,000	€ 0.02140
from 110,000	€ 0.02080
from 120,000	€ 0.01990
from 130,000	€ 0.01910
from 140,000	€ 0.01840
from 150,000	€ 0.01780
from 160,000	€ 0.01730
from 170,000	€ 0.01690
from 180,000	€ 0.01650
from 190,000	€ 0.01610
from 200,000	€ 0.01580
from 220,000	€ 0.01520
from 240,000	€ 0.01480
from 260,000	€ 0.01430
from 280,000	€ 0.01400
from 300,000	€ 0.01370
from 320,000	€ 0.01340
from 340,000	€ 0.01320
from 360,000	€ 0.01300
from 380,000	€ 0.01280
from 400,000	€ 0.01260
from 420,000	€ 0.01240
from 440,000	€ 0.01230
from 460,000	€ 0.01220
from 480,000	€ 0.01200
from 500,000	€ 0.01190
from 550,000	€ 0.01170
from 600,000	€ 0.01150
from 700,000	€ 0.01140
from 750,000	€ 0.01130
from 850,000	€ 0.01120
from 1,000,000	€ 0.01110
from 1,200,000	€ 0.01100
from 1,500,000	€ 0.01090
from 2,000,000	€ 0.01080
from 3,000,000	€ 0.01070

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