arc-elbows-couplings-product-image

Columbia-MBF rigid conduit aluminum fittings are manufactured of 6063 alloy in temper designation T-1.

  • Corrosion resistant Aluminum
  • Light weight and easy installation
  • Low maintenance
  • Coupling and elbow specifications

Specification Data

Alloy: Columbia-MBF Rigid Aluminum Conduit is manufactured of 6063 alloy in temper designation T-1. The fittings are of the same alloy.

Standards: Columbia-MBF Rigid Aluminum Conduit is certified to Canadian Standards Association Safety Standard CSA C22.2 No.45.2 and is manufactured to ANSI C80.5.

Thread Protectors: Color-Coded end caps keep threads clean and sharp and help provide trade size recognition. Even sizes are blue; 1/2 trade sizes are black; and 1/4 trade sizes are red.

CSA

Manufactured in accordance with ANSI C80.5

Aluminum Rigid Conduit (ARC) Couplings

Trade SizeMetric DesignatorNominal O.D. (A)2Length (B)1Threads Per Inch1Approximate Weight per 100 PiecesStandard Package
1Mimimum requirement as per CSA Standard
2For information only, not a requirement as per CSA Standard
Sizes 2 1/2 (63) and larger shipped in palletized cartons or bulk.
Aluminum elbows also available in the following Degrees (60°, 30°, 22-1/2°, 15° & 11-1/4°)
inmminmmlbkg
1/2161.07827.381 5/841.31462.7100
3/4211.32833.731 41/6441.71494.150
1271.56239.671 31/3250.011 1/2135.925
1 1/4351.95349.612 1/3251.611 1/2198.625
1 1/2412.21956.362 1/1652.411 1/22310.425
2532.75069.852 1/854.011 1/23515.915
2 1/2633.28183.343 3/1681.086830.88
3783.81296.843 5/1684.189141.36
3 1/2914.438112.713 13/3286.5810849.06
41035.000127.003 33/6489.3814264.45
51296.219157.963 61/64100.48242109.81
61557.312185.744 1/4108.08320145.21

Aluminum Rigid Conduit (ARC) Nipples

Trade SizeMetric DesignatorLength (A)Total Thread Length (B)1Threads Per Inch1Approximate Weight per 100 PiecesStandard Package
1Mimimum requirement as per CSA Standard
A tolerance of minus one thread applies to Total Length of Thread
inmminmmlbkg
1/216(Close) 1 1/8290.7819.81420.925
1/2161 1/2380.7819.81431.425
1/2162510.7819.81441.825
1/2162 1/2640.7819.81452.325
1/2163760.7819.81462.725
1/2163 1/2890.7819.81483.625
1/21641020.7819.81494.125
1/21651270.7819.814115.025
1/21661520.7819.814135.925
1/21682030.7819.814188.225
1/216102540.7819.8142210.025
1/216123050.7819.8142712.225
3/421(Close) 1 3/8350.7920.11431.425
3/4211 1/2380.7920.11431.425
3/4212510.7920.11452.325
3/4212 1/2640.7920.11462.725
3/4213760.7920.11473.225
3/4213 1/2890.7920.11494.125
3/42141020.7920.114104.525
3/42151270.7920.114135.925
3/42161520.7920.114188.225
3/42182030.7920.114219.525
3/421102540.7920.1142611.825
3/421123050.7920.1143214.525
127(Close) 1 1/2380.9824.911.541.825
1272510.9824.911.562.725
1272.5640.9824.911.583.625
1273760.9824.911.5104.525
1273.5890.9824.911.5125.425
12741020.9824.911.5156.825
12751270.9824.911.5198.625
12761520.9824.911.52310.425
12782030.9824.911.53214.525
127102540.9824.911.54018.125
127123050.9824.911.54922.225
1.2535(Close) 1 5/8411.0125.711.562.725
1.25352511.0125.711.583.625
1.25352.5641.0125.711.511525
1.25353761.0125.711.5146.425
1.25353.5891.0125.711.5177.725
1.253541021.0125.711.5209.125
1.253551271.0125.711.52611.825
1.253561521.0125.711.53114.125
1.253582031.0125.711.54319.525
1.2535102541.0125.711.55424.510
1.2535123051.0125.711.56529.510
1.541(Close) 1 3/4441.0326.211.594.125
1.5412511.0326.211.511525
1.5412.5641.0326.211.5146.425
1.5413761.0326.211.5188.225
1.5413.5891.0326.211.5219.525
1.54141021.0326.211.52511.325
1.54161521.0326.211.53917.725
1.541102541.0326.211.56730.410
253(Close) 2511.0626.911.5146.425
2533761.0626.911.52410.925
25341021.0626.911.5331525
25361521.0626.911.55123.120
253102541.0626.911.58940.410
2.563(Close) 2 3/4701.5739.98219.510
2.5633761.5739.982410.910
2.5633.5891.5739.983214.510
2.56341021.5739.983917.710
2.56351271.5739.985424.58
2.56361521.5739.986931.38
2.56382031.5739.989944.98
2.563102541.5739.9812958.55
2.563123051.5739.9815972.15
378(Close) 2 5/8671.6341.482712.210
3783761.6341.483415.410
3783.5891.6341.4844205
37841021.6341.485424.55
37851271.6341.487333.15
37861521.6341.489342.25
37882031.6341.4813159.45
378102541.6341.4817077.15
378123051.6341.4820994.85
3.591(Close) 2 3/4701.6842.7833155
3.59141021.6842.786127.74
3.59151271.6842.788438.14
3.59161521.6842.7810748.54
3.59182031.6842.7815369.43
3.591102541.6842.7819990.33
3.591123051.6842.78245111.13
4103(Close) 2 7/8731.7343.983917.75
410341021.7343.986931.34
410351271.7343.9897444
410382031.7343.9817880.73
4103123051.7343.98287130.23
512951271.8446.7812556.71
512982031.8446.78235106.61
5129123051.8446.78382173.31
615551271.9549.5817579.41
615582031.9549.58322146.11
6155123051.9549.58517234.51