Construction tubes GN 990 are available in these standard lengths.
The tolerances specified for the outer diameter of the round construction tubes comply with the requirements for split one-piece connector clamps. Two-piece connector clamps allow larger tube tolerances.
The inch tube complies with EN 754 and EN 755, whereas the metric tube complies with DIN 2391, DIN 2395 and DIN 2462.
AluminumAL
Anodized finish, natural colorEL
Sawed cross-sections plain, i.e. not surface treated
RoHS
Tube End Plugs EN 991
Threaded Tube Ends EN 448 (Round Type)
Threaded Tube Ends EN 448 (Square Type)
Threaded Tube Ends EN 458
Threaded Tube Ends GN 992
Threaded Tube Ends GN 992.5
Other lengths
| d1 Round | s1 Square | Length l ±0.02 | d2 | s2 | w1 | w2 | |||
|---|---|---|---|---|---|---|---|---|---|
| D 1/2 | - | 12.00 | 36.00 | 72.00 | 98.40 | 0.384 | - | 0.058 | - |
| D 5/8 | - | 12.00 | 36.00 | 72.00 | 98.40 | 0.509 | - | 0.058 | - |
| D 3/4 | - | 12.00 | 36.00 | 72.00 | 98.40 | 0.634 | - | 0.058 | - |
| D 1.00 | - | 12.00 | 36.00 | 72.00 | 98.40 | 0.834 | - | 0.083 | - |
| D 1 1/4 | - | 12.00 | 36.00 | 72.00 | 98.40 | 1.084 | - | 0.083 | - |
| D 1 1/2 | - | 12.00 | 36.00 | 72.00 | 98.40 | 1.334 | - | 0.083 | - |
| D 1 3/4 | - | 12.00 | 36.00 | 72.00 | 98.40 | 1.510 | - | 0.120 | - |
| D 2.00 | - | 12.00 | 36.00 | 72.00 | 98.40 | 1.688 | - | 0.156 | - |
| D 2 1/2 | - | 12.00 | 36.00 | 72.00 | 98.40 | 2.188 | - | 0.156 | - |
| d1 Round | s1 Square | Length l ±0.02 | d2 | s2 | w1 | w2 | |||
|---|---|---|---|---|---|---|---|---|---|
| D 10 +0.002/-0.006 | V 10 | 7.87 | 19.69 | 39.37 | - | 0.276 | 0.28 | 0.059 | 0.06 |
| D 12 +0.002/-0.006 | V 12 | 7.87 | 19.69 | 39.37 | - | 0.354 | 0.35 | 0.059 | 0.06 |
| D 14 +0.002/-0.006 | - | 7.87 | 19.69 | 39.37 | - | 0.433 | - | 0.059 | - |
| D 15 +0.002/-0.006 | - | 7.87 | 19.69 | 39.37 | - | 0.472 | - | 0.059 | - |
| D 16 +0.002/-0.006 | V 16 | 7.87 | 19.69 | 39.37 | - | 0.512 | 0.51 | 0.059 | 0.06 |
| D 18 +0.002/-0.006 | - | 7.87 | 19.69 | 39.37 | - | 0.591 | - | 0.059 | - |
| D 20 +0.004/-0.008 | V 20 | 7.87 | 19.69 | 39.37 | 78.74 | 0.630 | 0.63 | 0.079 | 0.08 |
| D 25 +0.004/-0.008 | V 25 | 7.87 | 19.69 | 39.37 | 78.74 | 0.827 | 0.83 | 0.079 | 0.08 |
| D 30 ±0.006 | V 30 | 7.87 | 19.69 | 39.37 | 78.74 | 1.024 | 1.02 | 0.079 | 0.08 |
| D 35 ±0.006 | - | 7.87 | 19.69 | 39.37 | - | 1.220 | - | 0.079 | - |
| D 40 +0.006/-0.01 | V 40 | 7.87* | 19.69 | 39.37 | 78.74 | 1.339 | 1.34 | 0.118 | 0.12 |
| D 50 ±0.008 | V 50 | 19.69 | 39.37 | 78.74 | - | 1.732 | 1.73 | 0.118 | 0.12 |
| D 60 ±0.01 | - | 19.69 | 39.37 | 78.74 | - | 2.047 | - | 0.157 | - |
| Min | Max | Price |
|---|---|---|
| 1 | 9 | $4.95 |
| 10 | 24 | $4.54 |
| 25 | 49 | $4.13 |
| ≥ 50 | $3.71 |
Our service team is available from Monday to Friday between 7:30 AM and 5:00 PM Central Time: 800-877-8351
Attention Valued Customer,
Beginning June 15, 2024, we will implement a price adjustment. Some items will have a price decrease, while others will increase. The adjustment helps ensure our commitment to providing our customers with the best products and services.
We will honor current published prices through June 14, 2024.
Customers with pricing agreements will not be effected until annual pricing is reviewed.
Thank you
J.W. Winco
