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GN 990

Construction Tubes

Aluminum / Stainless Steel, for Tube Clamp Connectors

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Description

Specification

Version in Aluminum

Aluminum AL

Anodized, natural color EL

Version in Stainless Steel

Stainless steel AISI 304 NI

Plain finish BL

Untreated

Sawed cross sections deburred blank, i.e. not surface treated.

Information

Construction tubes GN 990 can be supplied in these standard lengths.

The tolerances specified for the outside diameter of the round construction tubes comply with the requirements for split mono-block connector clamps. Two-piece connector clamps allow obviously larger tolerances on construction tubes.

Accessory

Tube End Plugs GN 991

Insert Bushings GN NDX.T / GN NDX.Q

Insert Bushings GN 992 / GN 992.5

On request

Further lengths

Technical Information

Stainless Steel Characteristics

GN 990-NI

	Color	d₁ Diameter	s₁ Square	Length l ±0.5	d₂	s₂	w₁	w₂
Code										Actions
GN 990-NI-D10-200-BL	D	D 10 ±0.1	-	200	7	-	1.5	-	64
GN 990-NI-D10-500-BL	D	D 10 ±0.1	-	500	7	-	1.5	-	158
GN 990-NI-D10-1000-BL	D	D 10 ±0.1	-	1000	7	-	1.5	-	426
GN 990-NI-D12-200-BL	D	D 12 -0.2	-	200	9	-	1.5	-	80
GN 990-NI-D12-500-BL	D	D 12 -0.2	-	500	9	-	1.5	-	200
GN 990-NI-D12-1000-BL	D	D 12 -0.2	-	1000	9	-	1.5	-	399
GN 990-NI-D14-200-BL	D	D 14 -0.2	-	200	11	-	1.5	-	93
GN 990-NI-D14-500-BL	D	D 14 -0.2	-	500	11	-	1.5	-	220
GN 990-NI-D14-1000-BL	D	D 14 -0.2	-	1000	11	-	1.5	-	467
GN 990-NI-D15-200-BL	D	D 15 -0.2	-	200	12	-	1.5	-	104
GN 990-NI-D15-500-BL	D	D 15 -0.2	-	500	12	-	1.5	-	259
GN 990-NI-D15-1000-BL	D	D 15 -0.2	-	1000	12	-	1.5	-	518
GN 990-NI-D16-200-BL	D	D 16 -0.2	-	200	13	-	1.5	-	90
GN 990-NI-D16-500-BL	D	D 16 -0.2	-	500	13	-	1.5	-	270
GN 990-NI-D16-1000-BL	D	D 16 -0.2	-	1000	13	-	1.5	-	539
GN 990-NI-D18-200-BL	D	D 18 -0.2	-	200	15	-	1.5	-	120
GN 990-NI-D18-500-BL	D	D 18 -0.2	-	500	15	-	1.5	-	305
GN 990-NI-D18-1000-BL	D	D 18 -0.2	-	1000	15	-	1.5	-	650
GN 990-NI-D20-200-BL	D	D 20 -0.2	-	200	16	-	2	-	160
GN 990-NI-D20-500-BL	D	D 20 -0.2	-	500	16	-	2	-	420
GN 990-NI-D20-1000-BL	D	D 20 -0.2	-	1000	16	-	2	-	750
GN 990-NI-D20-2000-BL	D	D 20 -0.2	-	2000	16	-	2	-	1700
GN 990-NI-D25-200-BL	D	D 25 ±0.15	-	200	21	-	2	-	220
GN 990-NI-D25-500-BL	D	D 25 ±0.15	-	500	21	-	2	-	569
GN 990-NI-D25-1000-BL	D	D 25 ±0.15	-	1000	21	-	2	-	1137
GN 990-NI-D25-2000-BL	D	D 25 ±0.15	-	2000	21	-	2	-	2100
GN 990-NI-D30-200-BL	D	D 30 ±0.15	-	200	26	-	2	-	200
GN 990-NI-D30-500-BL	D	D 30 ±0.15	-	500	26	-	2	-	620
GN 990-NI-D30-1000-BL	D	D 30 ±0.15	-	1000	26	-	2	-	1280
GN 990-NI-D30-2000-BL	D	D 30 ±0.15	-	2000	26	-	2	-	2778
GN 990-NI-D35-200-BL	D	D 35 ±0.15	-	200	31	-	2	-	328
GN 990-NI-D35-500-BL	D	D 35 ±0.15	-	500	31	-	2	-	900
GN 990-NI-D35-1000-BL	D	D 35 ±0.15	-	1000	31	-	2	-	1500
GN 990-NI-D40-200-BL	D	D 40 +0.15/-0.2	-	200	34	-	3	-	500
GN 990-NI-D40-500-BL	D	D 40 +0.15/-0.2	-	500	34	-	3	-	1250
GN 990-NI-D40-1000-BL	D	D 40 +0.15/-0.2	-	1000	34	-	3	-	2500
GN 990-NI-D40-2000-BL	D	D 40 +0.15/-0.2	-	2000	34	-	3	-	5000
GN 990-NI-D50-500-BL	D	D 50 ±0.2	-	500	44	-	3	-	1751
GN 990-NI-D50-1000-BL	D	D 50 ±0.2	-	1000	44	-	3	-	3400
GN 990-NI-D50-2000-BL	D	D 50 ±0.2	-	2000	44	-	3	-	7100
GN 990-NI-D60-500-BL	D	D 60 ±0.25	-	500	52	-	4	-	2500
GN 990-NI-D60-1000-BL	D	D 60 ±0.25	-	1000	52	-	4	-	4800
GN 990-NI-D60-2000-BL	D	D 60 ±0.25	-	2000	52	-	4	-	9000
GN 990-NI-V20-200-BL	V	-	V 20	200	-	16	-	2	225
GN 990-NI-V20-500-BL	V	-	V 20	500	-	16	-	2	564
GN 990-NI-V20-1000-BL	V	-	V 20	1000	-	16	-	2	1127
GN 990-NI-V20-2000-BL	V	-	V 20	2000	-	16	-	2	2254
GN 990-NI-V25-200-BL	V	-	V 25	200	-	21	-	2	230
GN 990-NI-V25-500-BL	V	-	V 25	500	-	21	-	2	700
GN 990-NI-V25-1000-BL	V	-	V 25	1000	-	21	-	2	1449
GN 990-NI-V25-2000-BL	V	-	V 25	2000	-	21	-	2	2898
GN 990-NI-V30-200-BL	V	-	V 30	200	-	26	-	2	353
GN 990-NI-V30-500-BL	V	-	V 30	500	-	26	-	2	750
GN 990-NI-V30-1000-BL	V	-	V 30	1000	-	26	-	2	1761
GN 990-NI-V30-2000-BL	V	-	V 30	2000	-	26	-	2	3500
GN 990-NI-V40-500-BL	V	-	V 40	500	-	34	-	3	1800
GN 990-NI-V40-1000-BL	V	-	V 40	1000	-	34	-	3	3351
GN 990-NI-V40-2000-BL	V	-	V 40	2000	-	34	-	3	6700
GN 990-NI-V50-500-BL	V	-	V 50	500	-	44	-	3	1700
GN 990-NI-V50-1000-BL	V	-	V 50	1000	-	44	-	3	4307
GN 990-NI-V50-2000-BL	V	-	V 50	2000	-	44	-	3	8614

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