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RU - Reducing Union - Tube Fittings
Compression Reducing Union
 
Stainless Tube Reducing Union
Material: 316 Stainless Steel
Bar Stock: ASTM A479, ASTM A276
Forging: ASTM B164
RU - Tube Fitting Reducing Union

Item# Item Name Our Price Qty Add To Cart
RU-2-1 RU-02-01 - 1/8" x 1/16" Tube Fitting Reducing Union - 316 Stainless
$31.97
RU-3-2 RU-03-02 - 3/16" x 1/8" Tube Fitting Reducing Union - 316 Stainless
$31.97
RU-4-2 RU-04-02 - 1/4" x 1/8" Tube Fitting Reducing Union - 316 Stainless
$26.30
RU-4-3 RU-04-03 - 1/4" x 3/16" Tube Fitting Reducing Union - 316 Stainless
$26.50
RU-5-2 RU-05-02 - 5/16" x 1/8" Tube Fitting Reducing Union - 316 Stainless
$27.03
RU-5-4 RU-05-04 - 5/16" x 1/4" Tube Fitting Reducing Union - 316 Stainless
$26.00
RU-6-2 RU-06-02 - 3/8" x 1/8" Tube Fitting Reducing Union - 316 Stainless
$31.47
RU-6-4 RU-06-04 - 3/8" x 1/4" Tube Fitting Reducing Union - 316 Stainless
$31.95
RU-6-5 RU-06-05 - 3/8" x 5/16" Tube Fitting Reducing Union - 316 Stainless
$31.69
RU-8-2 RU-08-02 - 1/2" x 1/8" Tube Fitting Reducing Union - 316 Stainless
$49.50
RU-8-4 RU-08-04 - 1/2" x 1/4" Tube Fitting Reducing Union - 316 Stainless
$49.66
RU-8-6 RU-08-06 - 1/2" x 3/8" Tube Fitting Reducing Union - 316 Stainless
$48.89
RU-10-6 RU-10-06 - 5/8" x 3/8" Tube Fitting Reducing Union - 316 Stainless
$61.33
RU-10-8 RU-10-08 - 5/8" x 1/2" Tube Fitting Reducing Union - 316 Stainless
$62.28
RU-12-4 RU-12-04 - 3/4" x 1/4" Tube Fitting Reducing Union - 316 Stainless
$78.67
RU-12-6 RU-12-06 - 3/4" x 3/8" Tube Fitting Reducing Union - 316 Stainless
$78.06
RU-12-8 RU-12-08 - 3/4" x 1/2" Tube Fitting Reducing Union - 316 Stainless
$76.59
RU-12-10 RU-12-10 - 3/4" x 5/8" Tube Fitting Reducing Union - 316 Stainless
$76.59
RU-16-8 RU-16-08 - 1" x 1/2" Tube Fitting Reducing Union - 316 Stainless
$131.37
RU-16-12 RU-16-12 - 1" x 3/4" Tube Fitting Reducing Union - 316 Stainless
$130.34
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Features:
Tube Fitting Material: 316 Stainless Steel



Technical Specs:
Pressure Ratings:
Tube O.D.
(inch)
TUBE WALL THICKNESS (inch)
0.010 0.012 0.014 0.016 0.020 0.028 0.035 0.049 0.065 0.083 0.095 0.109 0.120
1/16 5600 6800 8100 9400 12000
1/8 8500 10900
3/16 5400 7000 10200
1/4 4000 5100 7500 10200
5/16 4000 5800 8000
3/8 3300 4800 6500
1/2 2600 3700 5100 6700
5/8 2900 4000 5200 6000
3/4 2400 3300 4200 4900 5800
7/8 2000 2800 3600 4200 4800
1 2400 3100 3600 4200 4700
= Tubing working pressure (psi)
Dimensional Drawings:
CONNECTS WITH FRACTIONAL TUBE
Part No. Tube O.D. d Width Across Flat
D (inch) D1 (inch) Min h (inch) H (inch) H1 (inch) A A1 B B1 I L
RU-2-1 1/8 1/16 1.27 7/16 7/16 5/16 12.7 8.63 15.24 10.92 20.6 31
RU-3-2 3/16 1/8 2.28 7/16 1/2 7/16 13.71 12.7 16 15.24 23.36 36.57
RU-4-2 1/4 1/8 2.28 1/2 9/16 7/16 15.24 12.7 17.78 15.24 24.63 38.6
RU-4-3 1/4 3/16 3.04 1/2 9/16 1/2 15.24 13.71 17.78 16 25.4 39.37
RU-5-2 5/16 1/8 2.28 9/16 5/8 7/16 16.25 12.7 18.54 15.24 25.9 39.87
RU-5-4 5/16 1/4 4.82 9/16 5/8 9/16 16.25 15.24 18.54 17.78 27.43 42.16
RU-6-2 3/8 1/8 2.28 5/8 11/16 7/16 16.76 12.7 19.3 15.24 26.92 40.89
RU-6-4 3/8 1/4 4.82 5/8 11/16 9/16 16.76 15.24 19.3 17.78 28.44 43.18
RU-6-5 3/8 5/16 6.35 5/8 11/16 5/8 16.76 16.25 19.3 18.54 29.46 44.19
RU-8-2 1/2 1/8 2.28 1/316 7/8 7/16 22.86 12.7 21.84 15.24 28.44 45.21
RU-8-4 1/2 1/4 4.82 13/16 7/8 9/16 22.86 15.24 21.84 17.78 29.46 46.99
RU-8-6 1/2 3/8 7.11 13/16 7/8 11/16 22.86 16.76 21.84 19.3 30.98 48.51
RU-10-6 5/8 3/8 7.11 15/16 1 11/16 24.38 16.76 21.84 19.3 31.75 49.27
RU-10-8 5/8 1/2 10.41 15/16 1 7/8 24.38 22.86 21.84 21.84 31.75 52.07
RU-12-4 3/4 1/4 4.82 1-1/16 1-1/8 9/16 24.38 15.24 21.84 17.78 31.75 49.27
RU-12-6 3/4 3/8 7.11 1-1/16 1-1/8 11/16 24.38 16.76 21.84 19.3 33.27 50.8
RU-12-8 3/4 1/2 10.41 1-1/16 1-1/8 7/8 24.38 22.86 21.84 21.84 33.27 53.59
RU-12-10 3/4 5/8 12.7 1-1/16 1-1/8 1 24.38 24.38 21.84 21.84 33.27 53.59
RU-16-8 1 1/2 10.41 1-3/8 1-1/2 7/8 31.24 22.86 26.41 21.84 39.5 63.24
RU-16-12 1 3/4 15.74 1-3/8 1-1/2 1-1/8 31.24 24.38 26.41 21.84 39 62.73
Competitor Cross Reference:
Competitor Part Number
ITEM # SWAGELOK SSP DUOLOK PARKER A-LOK
RU-2-1 SS-200-6-1 ISSD2RU1 2RU1-SS
RU-3-2 SS-300-6-2 ISSD3RU2 3RU2-SS
RU-4-2 SS-400-6-2 ISSD4RU2 4RU2-SS
RU-4-3 SS-400-6-3 ISSD4RU3 4RU3-SS
RU-5-2 SS-500-6-2 ISSD5RU2 5RU2-SS
RU-5-4 SS-500-6-4 ISSD5RU4 5RU4-SS
RU-6-2 SS-600-6-2 ISSD6RU2 6RU2-SS
RU-6-4 SS-600-6-4 ISSD6RU4 6RU4-SS
RU-6-5 SS-600-6-5 ISSD6RU5 6RU5-SS
RU-8-2 SS-810-6-2 ISSD8RU2 8RU2-SS
RU-8-4 SS-810-6-4 ISSD8RU4 8RU4-SS
RU-8-6 SS-810-6-6 ISSD8RU6 8RU6-SS
RU-10-6 SS-1010-6-6 ISSD10RU6 10RU6-SS
RU-10-8 SS-1010-6-8 ISSD10RU8 10RU8-SS
RU-12-4 SS-1210-6-4 ISSD12RU4 12RU4-SS
RU-12-6 SS-1210-6-6 ISSD12RU6 12RU6-SS
RU-12-8 SS-1210-6-8 ISSD12RU8 12RU8-SS
RU-12-10 SS-1210-6-10 ISSD12RU10 12RU10-SS
RU-16-8 SS-1610-6-8 ISSD16RU8 16RU8-SS
RU-16-12 SS-1610-6-12 ISSD16RU12 16RU12-SS



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