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Bulkhead Reducing Union
Truelok Ordering Number |
T Tube O.D. |
Tx Tube O.D. |
A | Ax | C | D |
E Minimum Opening |
F Hex Flat |
H | Hx |
inch | inch | inch | inch | inch | inch | inch | inch | inch | inch | |
RBU-250-125 | 1/4 | 1/8 | 2.17 | 1.32 | 0.50 | 0.60 | 0.19 | 5/8 | 1.74 | 1.03 |
RBU-375-250 | 3/8 | 1/4 | 2.39 | 1.45 | 0.60 | 0.66 | 0.19 | 3/4 | 1.81 | 1.16 |
RBU-500-250 | 1/2 | 1/4 | 2.63 | 1.65 | 0.60 | 0.90 | 0.19 | 15/16 | 1.94 |
1.25 |
RBU-500-375 | 1/2 | 3/8 | 2.71 | 1.66 | 0.60 | 0.90 | 0.19 | 15/16 | 2.00 |
1.25 |
Material:
Truelok standard Compression Tube Fittings Bulkhead Reducing Unions are manufactured by using SS316 Bar Stock in accodance with ASTM A-479 and SS316 Forging in accordance with ASTM A-182. Fittings in other materials are available at customer's request.
Operating Temperature:
Truelok Compression Tube Fittings Bulkhead Reducing Unions provide safe and reliable performance from cyrogenic temperature to high temperature upto 380 °C.
Working Pressure:
The maximum working pressure of standard Compression Tube Fittings Reducing Union when used in conjunction with annealed SS316 seamless tubing per ASTM A-213 or equivalent is shown below:
Tube O.D. |
Wall Thickness (inch) | |||||
0.020 | 0.028 | 0.035 | 0.049 | 0.065 | 0.083 | |
1/8" | 6863 | 9967 | 12641 | |||
1/4" | 4600 | 5891 | 8602 | 11688 | ||
3/8" | 3777 | 5460 | 7571 | |||
1/2" | 2768 | 3976 | 5423 | 7162 |


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Truelok ® a business unit of cMAX-2000, Inc.
4295 Jurupa Street, Unit 114, Ontario, CA 91761
Tel:
(909) 605-9000
Fax:
(909) 605-9002
Email:
info@truelok.us