coupling | Duda Diesel Alternative Energy, Chemicals & Industrial Supply Store
Duda Energy LLC
1112 Brooks St SE
Decatur, AL 35601

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• Phone Contact: (256) 340-4866
• Toll Free: 1-855-DUDA-BIO
• Fax: (205)-881-1561
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SS304 Coupling 1/4" Female x 1/4" Female
Hex Coupling
• 1/4" Female x 1/4" Female
• 304 Stainless Steel
QTY
$Ea.
1+
4.10
5+
2.77
10+
2.66
25+
2.56
100+
2.36
In stock
QTY
SS304 Coupling 3/8" Female x 3/8" Female
Hex Coupling
• 3/8" Female x 3/8" Female
• 304 Stainless Steel
QTY
$Ea.
1+
4.88
5+
3.51
10+
3.38
25+
3.26
100+
3.02
In stock
QTY
SS304 Coupling 1/2" Female x 1/2" Female
Hex Coupling
• 1/2" Female x 1/2" Female
• 304 Stainless Steel
QTY
$Ea.
1+
5.68
5+
4.27
10+
4.12
25+
3.98
100+
3.70
In stock
QTY
SS304 Coupling 3/4" Female x 3/4" Female
Hex Coupling
• 3/4" Female x 3/4" Female
• 304 Stainless Steel
QTY
$Ea.
1+
7.10
5+
5.62
10+
5.44
25+
5.26
100+
4.91
In stock
QTY
SS304 Coupling 1" Female x 1" Female
Hex Coupling
• 1" Female x 1" Female
• 304 Stainless Steel
• 304 Stainless Steel
QTY
$Ea.
1+
12.10
5+
10.37
10+
10.06
25+
9.76
100+
9.16
In stock
QTY
1/2" Hose Barb Coupling
Hose Barb Coupling
• 1/2" Hose Barb x 1/2" Hose Barb
• 304 Stainless Steel
QTY
$Ea.
1+
5.10
5+
3.72
10+
3.59
25+
3.46
100+
3.21
In stock
QTY
3/4" Hose Barb Coupling
Hose Barb Coupling
• 3/4" Hose Barb x 3/4" Hose Barb
• 304 Stainless Steel
QTY
$Ea.
1+
7.40
5+
5.90
10+
5.72
25+
5.53
100+
5.16
In stock
QTY
1" Hose Barb Coupling
Hose Barb Coupling
• 1" Hose Barb x 1" Hose Barb
• 304 Stainless Steel
QTY
$Ea.
1+
9.40
5+
7.80
10+
7.57
25+
7.33
100+
6.86
In stock
QTY
1-1/4" Hose Barb Coupling
Hose Barb Coupling
• 1-1/4" Hose Barb x 1-1/4" Hose Barb
• 304 Stainless Steel
QTY
$Ea.
1+
11.80
5+
10.08
10+
9.79
25+
9.49
100+
8.90
In stock
QTY
1-1/2" Hose Barb Coupling
Hose Barb Coupling
• 1-1/2" Hose Barb x 1-1/2" Hose Barb
• 304 Stainless Steel
QTY
$Ea.
1+
11.95
5+
10.22
10+
9.92
25+
9.63
100+
9.03
In stock
QTY
2" Hose Barb Coupling
Hose Barb Coupling
• 2" Hose Barb x 2" Hose Barb
• 304 Stainless Steel
QTY
$Ea.
1+
19.22
5+
17.13
10+
16.65
25+
16.17
100+
15.21
In stock
QTY
16mm - 1/2" PEX-AL-PEX Nickel Plated Brass PEX-AL-PEX Fitting
PEX-AL-PEX Fitting
• PEX-AL-PEX Compression Coupling
• 16mm x 16mm Compression
• Nickel Plated Brass
QTY
$Ea.
1+
5.23
2+
4.59
5+
4.21
25+
4.21
100+
3.84
In stock
QTY
20mm - 5/8" PEX-AL-PEX Nickel Plated Brass PEX-AL-PEX Fitting
PEX-AL-PEX Fitting
• PEX-AL-PEX Compression Coupling
• 20mm x 20mm Compression
• Nickel Plated Brass
QTY
$Ea.
1+
6.15
2+
5.46
5+
5.09
25+
5.09
100+
4.71
In stock
QTY
26mm - 3/4" PEX-AL-PEX Nickel Plated Brass PEX-AL-PEX Fitting
PEX-AL-PEX Fitting
• PEX-AL-PEX Compression Coupling
• 26mm x 26mm Compression
• Nickel Plated Brass
QTY
$Ea.
1+
9.50
2+
8.65
5+
8.27
25+
8.27
100+
7.90
In stock
QTY
32mm - 1" PEX-AL-PEX Nickel Plated Brass PEX-AL-PEX Fitting
PEX-AL-PEX Fitting
• PEX-AL-PEX Compression Coupling
• 32mm x 32mm Compression
• Nickel Plated Brass
QTY
$Ea.
1+
14.41
2+
13.31
5+
12.93
25+
12.93
100+
12.56
In stock
QTY
SS304 Reducing Coupling 3/8" Female x 1/4" Female
Reducing Coupling
• 3/8" Female x 1/4" Female
• 304 Stainless Steel
QTY
$Ea.
1+
3.28
5+
1.99
10+
1.90
25+
1.82
100+
1.66
In stock
QTY
SS304 Reducing Coupling 1/2" Female x 3/8" Female
Reducing Coupling
• 1/2" Female x 3/8" Female
• 304 Stainless Steel
QTY
$Ea.
1+
4.35
5+
3.00
10+
2.89
25+
2.79
100+
2.57
In stock
QTY
SS304 Reducing Coupling 3/4" Female x 1/2" Female
Reducing Coupling
• 3/4" Female x 1/2" Female
• 304 Stainless Steel
QTY
$Ea.
1+
5.33
5+
3.93
10+
3.80
25+
3.67
100+
3.40
In stock
QTY
SS304 Reducing Coupling 1" Female x 1/2" Female
Reducing Coupling
• 1" Female x 1/2" Female
• 304 Stainless Steel
QTY
$Ea.
1+
6.83
5+
5.36
10+
5.19
25+
5.02
100+
4.68
In stock
QTY
SS304 Reducing Coupling 1" Female x 3/4" Female
Reducing Coupling
• 1" Female x 3/4" Female
• 304 Stainless Steel
QTY
$Ea.
1+
7.90
5+
6.38
10+
6.18
25+
5.98
100+
5.59
In stock
QTY
Reducing Coupling 1-1/4" (1.25") Female x 1" Female
Reducing Coupling
• 1.25" (1-1/4) Female x 1" Female
• 304 Stainless Steel
QTY
$Ea.
1+
10.40
5+
8.75
10+
8.49
25+
8.23
100+
7.71
In stock
QTY
SS304 Reducing Coupling 1.5" Female x 1" Female
Reducing Coupling
• 1.5" (1-1/2") Female x 1" Female
• 304 Stainless Steel
QTY
$Ea.
1+
13.35
5+
11.55
10+
11.22
25+
10.89
100+
10.22
In stock
QTY
SS304 Reducing Coupling 2" Female x 1-1/2" (1.5") Female
Reducing Coupling
• 2" Female x 1.5" (1-1-2/") Female
• 304 Stainless Steel
QTY
$Ea.
1+
16.91
5+
14.93
10+
14.51
25+
14.09
100+
13.24
In stock
QTY
Reducing Coupling, 2-1/2" x 1", SUS304
Reducing Coupling
• 2-1/2" x 1" Female NPT
• 304 Stainless Steel
QTY
$Ea.
1+
22.24
5+
20.00
10+
19.44
25+
18.89
100+
17.77
In stock
QTY
Reducing Coupling 2-1/2"x1-1/4"
Reducing Coupling
• 2-1/2" x 1-1/4" Female NPT
• 304 Stainless Steel
QTY
$Ea.
1+
22.19
5+
19.95
10+
19.40
25+
18.84
100+
17.73
In stock
QTY
Reducing Coupling, 2-1/2" (2.5") x 1-1/2" (1.5"), SUS304
Reducing Coupling
• 2-1/2" x 1-1/2" Female NPT
• 304 Stainless Steel
QTY
$Ea.
1+
16.21
5+
14.27
10+
13.86
25+
13.46
100+
12.65
In stock
QTY
Reducing Coupling, 2-1/2" (2.5") x 2", SUS304
Reducing Coupling
• 2-1/2" x 2" Female NPT
• 304 Stainless Steel
QTY
$Ea.
1+
21.83
5+
19.61
10+
19.06
25+
18.52
100+
17.43
In stock
QTY
Reducing Coupling 3"x1-1/4"
Reducing Coupling
• 3" x 1-1/4" Female NPT
• 304 Stainless Steel
QTY
$Ea.
1+
40.07
5+
36.94
10+
35.93
25+
34.93
100+
32.93
In stock
QTY
Reducing Coupling 3"x1-1/2"
Reducing Coupling
• 3" x 1-1/2" Female NPT
• 304 Stainless Steel
QTY
$Ea.
1+
41.27
5+
38.08
10+
37.04
25+
36.01
100+
33.95
In stock
QTY
Reducing Coupling 3"x2"
Reducing Coupling
• 3" x 2" Female NPT
• 304 Stainless Steel
QTY
$Ea.
1+
38.69
5+
35.63
10+
34.66
25+
33.69
100+
31.76
In stock
QTY
Reducing Coupling 3"x2-1/2"
Reducing Coupling
• 3" x 2-1/2" Female NPT
• 304 Stainless Steel
QTY
$Ea.
1+
31.94
5+
29.21
10+
28.41
25+
27.62
100+
26.02
In stock
QTY
Reducing Coupling 4"x1-1/2"
Reducing Coupling
• 4" x 1-1/2" Female NPT
• 304 Stainless Steel
QTY
$Ea.
1+
62.53
5+
58.27
10+
56.71
25+
55.15
100+
52.02
In stock
QTY
Reducing Coupling 4"x2"
Reducing Coupling
• 4" x 2" Female NPT
• 304 Stainless Steel
QTY
$Ea.
1+
56
5+
52.07
10+
50.67
25+
49.27
100+
46.47
In stock
QTY
Reducing Coupling 4"x2-1/2"
Reducing Coupling
• 4" x 2-1/2" Female NPT
• 304 Stainless Steel
QTY
$Ea.
1+
54.62
5+
50.76
10+
49.39
25+
48.03
100+
45.30
In stock
QTY
Reducing Coupling 4"x3"
Reducing Coupling
• 4" x 3" Female NPT
• 304 Stainless Steel
QTY
$Ea.
1+
46.54
5+
43.08
10+
41.92
25+
40.76
100+
38.43
In stock
QTY
1" coupling stainless steel
Coupling
• 1" Female x 1" Female
• 304 Stainless Steel
QTY
$Ea.
1+
5.35
5+
3.95
10+
3.82
25+
3.69
100+
3.42
In stock
QTY
1.25" stainless steel coupling
Coupling
• 1-1/4"Female x 1-1/4" Female
• 304 Stainless Steel
QTY
$Ea.
1+
6.93
5+
5.45
10+
5.28
25+
5.11
100+
4.76
In stock
QTY
stainless steel coupling
Coupling
• 1-1/2" Female x 1-1/2" Female
• 304 Stainless Steel
QTY
$Ea.
1+
7.88
5+
6.36
10+
6.16
25+
5.96
100+
5.57
In stock
QTY
stainless steel coupling fitting
Coupling
• 2" Female x 2" Female
• 304 Stainless Steel
QTY
$Ea.
1+
10.88
5+
9.21
10+
8.93
25+
8.66
100+
8.12
In stock
QTY
ISO 1/4" Coupling Stainless Steel Fitting
Coupling
• 1/4" Female x 1/4" Female
• 304 Stainless Steel
QTY
$Ea.
1+
3
5+
1.72
10+
1.65
25+
1.57
100+
1.42
In stock
QTY
ISO 3/8" Coupling Stainless Steel Fitting
Coupling
• 3/8" Female x 3/8" Female
• 304 Stainless Steel
QTY
$Ea.
1+
3.15
5+
1.86
10+
1.78
25+
1.71
100+
1.55
In stock
QTY
1/2" Coupling Stainless Steel Fitting
Coupling
• 1/2" Female x 1/2" Female
• 304 Stainless Steel
QTY
$Ea.
1+
3.73
5+
2.41
10+
2.32
25+
2.23
100+
2.04
In stock
QTY
ISO 3/4" Coupling Stainless Steel Fitting
Coupling
• 3/4" Female x 3/4" Female
• 304 Stainless Steel
QTY
$Ea.
1+
4.20
5+
2.86
10+
2.76
25+
2.65
100+
2.44
In stock
QTY
3/4" Brass Compression Coupling Fitting
Brass Compression Coupling
• 3/4" Brass Compression
• Compression Fittings use a Copper Ferrule for sealing
QTY
$Ea.
1+
10.25
5+
8.61
10+
8.35
25+
8.10
100+
7.58
In stock
QTY
G-Thread 1/2" Brass Coupling
Brass Coupling
• 1/2" Female Threads
• Brass, G-Type Threads (Parallel)
QTY
$Ea.
1+
3.28
5+
1.99
10+
1.90
25+
1.82
100+
1.66
In stock
QTY
G-thread 3/4" Brass Coupling
Brass Coupling
• 3/4" Female Threads
• Brass, G-Type Threads (Parallel)
QTY
$Ea.
1+
4.50
5+
3.15
10+
3.03
25+
2.92
100+
2.70
In stock
QTY
  

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