Tube Connectors
Available in a variety of thread sizes and for almost any tubing size, Carpin Tube Connectors are the perfect solution for connecting tubing to to other tubing or to virtually anything. Also, to eliminate the costly labor intensive process of fish-mouthing or welding, Carpin's patented expansion connectors are perfect for joining tubing in a T-style joint. Whether the application is in furniture, shelving, display racks, RV ladders, ductwork and duct support rods including electrical conduit tubing, Carpin has the tube connector for your application. If you do not see it here please call or e-mail us and our customer service team will help you find the right tube connector for your application.
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HEAVY DUTY TUBE CONNECTORS |
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TUBE CONNECTORS -- SERIES: 110 |
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TUBE
SIZE |
WALL THICKNESS |
THREAD |
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5/8" |
19 GA
25 GA |
10-24 |
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3/4" |
16-18 GA
20-22 GA |
1/4-20 5/16-18 M6 X 1.0 |
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7/8" |
16-18 GA |
1/4-20 5/16-18 M6 X 1.0 3/8-16 |
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1" |
16-18 GA
20-22 GA |
10-24 1/4-20 5/16-18 M6 X 1.0 1/8-27 3/8-16 |
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1" (square only) |
18-20 GA |
1/4-20 5/16-18 M6 X 1.0 |
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1-1/8" |
16-18 GA 20-22 GA |
10-24 1/4-20 5/16-18 M6 X 1.0 1/8-27 3/8-16 |
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1-1/4" |
20-22 GA |
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1-5/16" |
16-18 GA |
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1-3/8" |
16-18 GA 20-22 GA |
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1-1/2" |
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1-5/8" |
16-18 GA | |
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1-3/4" |
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2" |
14-16 GA 16-18 GA |
Custom threads are available upon request.
All connectors are spring tempered and rust-inhibited.
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MALE HEAVY DUTY TUBE CONNECTORS |
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TUBE CONNECTORS -- SERIES: 112 |
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TUBE
SIZE |
WALL THICKNESS |
THREAD |
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3/4" |
16-18 GA
20-22 GA |
1/4-20 |
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7/8" |
16-18 GA |
1/4-20 |
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1" |
16-18 GA
20-22 GA |
1/4-20 5/16-18 3/8-16 |
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1-1/8" |
16-18 GA 20-22 GA |
1/4-20 5/16-18 3/8-16 |
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1-1/4" |
20-22 GA |
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1-5/16" |
16-18 GA |
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1-3/8" |
16-18 GA 20-22 GA |
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1-1/2" |
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1-5/8" |
16-18 GA | |
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1-3/4" |
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2" |
14-16 GA 16-18 GA |
Custom threads are available upon request.
All spring clips are spring
tempered and
rust-inhibited.
Threaded stems are zinc plated.
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LIGHT DUTY TUBE CONNECTORS |
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TUBE CONNECTORS -- SERIES: 550 |
| TUBE
SIZE (fits round or square tube) |
WALL THICKNESS |
THREAD |
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5/8" |
16-18 GA |
10-24 |
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3/4" |
20-22 GA |
10-24
1/4-20 |
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13/16" |
16-18 GA | |
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7/8" |
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1" |
13 GA 20-22 GA |
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1-1/4" |
16-18 GA |
All connectors are spring tempered and rust-inhibited.
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HEAVY DUTY EXPANSION T-CONNECTORS Series 114: 7/8" to 1"@ 5 offset w/(1) clip & (1) nut shown |
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FLUSH MOUNT EXPANSION T-CONNECTORS Series 117: 7/8" to 1" @ 90 w/(1) clip shown |
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TUBE CONNECTORS -- SERIES: 114, 117 |
| SERIES | CONNECTS
TUBING |
FLUSH OR INSERTS | THREAD SIZE |
MECHANICS |
| 114 | 7/8" to 1" 5 OFFSET |
Tube O.D inserts into expansion connector | 10-24 | Steel Spring Clip with a 10-24 Nut Steel Threaded Spring Clip |
| 117 | 7/8" to 1" 90 |
Tube O.D. is flush with expansion connector | 10-24 |
Call for special applications.
Click here to find out more about our expansion
connectors.