Connection Type A x B
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Tube Unions

Unions are a three-part fitting that connect to any standard size pipe where it may be necessary to disconnect later. Unions can be taken apart and reassembled at the nut.


Connection Type A x B : Female Inverted Flare x Female Inverted Flare
Connection Type A x B: Female Inverted Flare x Female Inverted Flare
Connection Type A x B: Female Inverted Flare x Female Inverted Flare
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
1/8" 1/8" 13/32" Brass 2000 PSI 440262-131280 EA 6.39
3/16" 3/16" 15/32" Brass 1200 psi 69631 PKG 5.70
3/16" 3/16" 15/32" Brass 2000 PSI 440263-131280 PKG 27.70
1/4" 1/4" 17/32" Brass 2000 PSI 440264-131280 PKG 29.50
5/16" 5/16" 19/32" Brass 2000 PSI 440265-131280 PKG 43.90
3/8" 3/8" 3/4" Brass 2000 PSI 440266-131280 EA 5.18
1/2" 1/2" 29/32" Brass 2000 PSI 440267-131280 EA 9.30
Connection Type A x B : Female NPT x Female NPT
Connection Type A x B: Female NPT x Female NPT
Connection Type A x B: Female NPT x Female NPT
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
1/4" 1/4" 1/16" Brass 1200 psi 440026-131280 EA 29.24
1/4" 1/4" 1-1/16" Brass 1200 psi 68581 PKG 83.95
3/8" 3/8" 1-5/16" Brass 1200 psi 68582 PKG 121.55
1/2" 1/2" 1-9/16" Brass 1200 psi 440028-131280 EA 70.46
1/2" 1/2" 1-35/64" Brass 1200 psi 68583 PKG 110.30
3/4" 3/4" 1-11/16" Brass 1200 psi 68584 PKG 152.10
Connection Type A x B : Female SAE 45° x Female SAE 45°
Connection Type A x B: Female SAE 45° x Female SAE 45°
Connection Type A x B: Female SAE 45° x Female SAE 45°
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
3/16" 3/16" 3/8" Brass 2000 PSI 440202-131280 EA 11.80
Connection Type A x B : Flare AN x Flare AN
Connection Type A x B: Flare AN x Flare AN
Connection Type A x B: Flare AN x Flare AN
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
3/8" 3/8" 13/16" Aluminum 04017539 EA 8.08
3/8" 3/8" 13/16" Aluminum 04017556 EA 5.44
Connection Type A x B : Male JIC 37° x Male JIC 37°
Connection Type A x B: Male JIC 37° x Male JIC 37°
Connection Type A x B: Male JIC 37° x Male JIC 37°
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
1/8" 1/8" 7/16" Steel 6000 psi 423132-131280 EA 28.71
3/16" 3/16" 7/16" Steel 5000 PSI 423133-131280 EA 13.97
3/16" 3/16" 5/8" Steel 5000 PSI 423171-131280 EA 16.57
1/4" 1/4" 1/2" Steel 5000 PSI 423134-131280 EA 2.69
1/4" 1/4" 11/16" Steel 5000 PSI 420822 EA 4.51
1/4" 1/4" 11/16" Steel 5000 PSI 423153-131280 EA 32.47
1/4" 1/4" 11/16" Steel 5000 PSI 423172-131280 EA 4.73
5/16" 1/4" 9/16" Steel 5000 PSI 423135-131280 EA 51.86
5/16" 5/16" 7/16" Stainless Steel 5000 PSI 425370 EA 56.18
5/16" 5/16" 7/16" Steel 5000 PSI 420782 EA 17.52
5/16" 5/16" 9/16" Steel 5000 PSI 423136-131280 EA 6.25
5/16" 5/16" 5/8" Stainless Steel 5000 PSI 425400 EA 80.41
5/16" 5/16" 3/4" Steel 5000 PSI 423173-131280 EA 25.08
5/16" 5/16" 3/4" Steel 5000 PSI 423154-131280 EA 15.62
5/16" 5/16" 3/4" Steel 5000 PSI 420823 EA 3.79
3/8" 1/4" 5/8" Steel 5000 PSI 423137-131280 EA 4.44
3/8" 5/16" 5/8" Steel 5000 PSI 423138-131280 EA 13.11
3/8" 3/8" 7/16" Stainless Steel 5000 PSI 425371 EA 13.21
3/8" 3/8" 7/16" Steel 5000 PSI 420783 EA 10.04
3/8" 3/8" 5/8" Stainless Steel 5000 PSI 0444779 EA 32.13
3/8" 3/8" 5/8" Stainless Steel 5000 PSI 425401 EA 66.20
3/8" 3/8" 5/8" Steel 5000 PSI 420821 EA 10.24
3/8" 3/8" 5/8" Steel 5000 PSI 423139-131280 EA 2.80
3/8" 3/8" 13/16" Stainless Steel 5000 PSI 0444806 EA 67.21
3/8" 3/8" 13/16" Steel 5000 PSI 423155-131280 EA 18.43
3/8" 3/8" 13/16" Steel 5000 PSI 423174-131280 EA 5.86
7/16" 7/16" 1/2" Stainless Steel 5000 PSI 425373 EA 9.07
7/16" 7/16" 1/2" Steel 5000 PSI 420784 EA 1.26
7/16" 7/16" 11/16" Stainless Steel 5000 PSI 425760 EA 12.62
7/16" 7/16" 11/16" Stainless Steel 5000 PSI 425403 EA 22.54
7/16" 7/16" 11/16" Steel 5000 PSI 420803 EA 0.83
1/2" 3/8" 13/16" Steel 4000 PSI 423140-131280 EA 4.55
1/2" 7/16" 9/16" Stainless Steel 5000 PSI 425374 EA 18.57
1/2" 7/16" 9/16" Steel 5000 PSI 420785 EA 16.90
1/2" 1/2" 9/16" Stainless Steel 5000 PSI 425375 EA 17.07
1/2" 1/2" 9/16" Steel 5000 PSI 420786 EA 3.14
1/2" 1/2" 3/4" Stainless Steel 5000 PSI 425761 EA 37.70
1/2" 1/2" 13/16" Stainless Steel 4000 PSI 0444780 EA 42.02
1/2" 1/2" 13/16" Steel 4000 PSI 423141-131280 EA 3.81
1/2" 1/2" 1" Steel 4000 PSI 423156-131280 EA 22.42
1/2" 1/2" 1" Steel 4000 PSI 423175-131280 EA 7.77
1/2" 1/2" 1" Steel 4500 psi 420825 EA 3.77
9/16" 7/16" 5/8" Stainless Steel 5000 PSI 425376 EA 28.79
9/16" 7/16" 13/16" Stainless Steel 5000 PSI 425405 EA 33.16
9/16" 1/2" 5/8" Steel 5000 PSI 420788 EA 12.52
9/16" 1/2" 15/16" Stainless Steel 5000 PSI 425406 EA 84.90
9/16" 9/16" 5/8" Stainless Steel 5000 PSI 425377 EA 12.05
9/16" 9/16" 5/8" Steel 5000 PSI 420789 EA 1.53
9/16" 9/16" 13/16" Stainless Steel 5000 PSI 425407 EA 24.78
9/16" 9/16" 13/16" Stainless Steel 5000 PSI 425762 EA 17.73
9/16" 9/16" 13/16" Steel 5000 PSI 420805 EA 4.72
5/8" 1/2" 15/16" Steel 4000 PSI 423142-131280 EA 20.89
5/8" 5/8" 15/16" Stainless Steel 4000 PSI 0444774 EA 85.00
5/8" 5/8" 15/16" Steel 4000 PSI 423143-131280 EA 5.46
5/8" 5/8" 1-1/8" Steel 3500 psi 420826 EA 10.59
5/8" 5/8" 1-1/8" Steel 4000 PSI 423157-131280 EA 43.99
5/8" 5/8" 1-1/8" Steel 4000 PSI 423176-131280 EA 9.91
3/4" 7/16" 13/16" Stainless Steel 5000 PSI 425378 EA 29.69
3/4" 1/2" 1-1/8" Steel 4000 PSI 423144-131280 EA 8.36
3/4" 9/16" 13/16" Stainless Steel 5000 PSI 425379 EA 34.85
3/4" 5/8" 1-1/8" Steel 4000 PSI 423145-131280 EA 14.80
3/4" 3/4" 3/8" Steel 3500 psi 420827 EA 8.27
3/4" 3/4" 3/8" Steel 4000 PSI 0446812 EA 23.84
3/4" 3/4" 3/8" Steel 4000 PSI 423158-131280 EA 20.19
3/4" 3/4" 3/8" Steel 4000 PSI 423177-131280 EA 17.44
3/4" 3/4" 13/16" Stainless Steel 4500 psi 425380 EA 19.69
3/4" 3/4" 13/16" Steel 4500 psi 420791 EA 2.92
3/4" 3/4" 1" Stainless Steel 4500 psi 425410 EA 36.05
3/4" 3/4" 1" Stainless Steel 4500 psi 425763 EA 25.67
3/4" 3/4" 1-1/8" Steel 4000 PSI 423146-131280 EA 6.05
7/8" 3/4" 15/16" Stainless Steel 4500 psi 425382 EA 38.85
7/8" 3/4" 15/16" Steel 4500 psi 420792 EA 6.73
7/8" 7/8" 15/16" Stainless Steel 3500 psi 425383 EA 31.36
7/8" 7/8" 15/16" Steel 3500 psi 420793 EA 3.38
7/8" 7/8" 1-1/8" Stainless Steel 3500 psi 425764 EA 55.15
7/8" 7/8" 1-1/4" Steel 4000 PSI 423147-131280 EA 19.39
1" 3/4" 3/8" Steel 4000 PSI 423148-131280 EA 13.87
1" 1" 3/8" Stainless Steel 4000 PSI 0444776 EA 80.45
1" 1" 3/8" Steel 4000 PSI 423149-131280 EA 10.75
1" 1" 1-5/8" Steel 4000 PSI 423159-131280 EA 33.11
1" 1" 1-5/8" Steel 4000 PSI 423178-131280 EA 25.35
1-1/16" 9/16" 3/8" Stainless Steel 5000 PSI 425389 EA 261.54
1-1/16" 9/16" 1-1/8" Stainless Steel 5000 PSI 425384 EA 92.32
1-1/16" 3/4" 1-1/8" Stainless Steel 4500 psi 425385 EA 68.05
1-1/16" 3/4" 1-1/8" Steel 4500 psi 420794 EA 11.03
1-1/16" 7/8" 1-1/8" Stainless Steel 3500 psi 425386 EA 49.01
1-1/16" 7/8" 1-1/8" Steel 3500 psi 420795 EA 10.71
1-1/16" 1-1/16" 3/8" Stainless Steel 3500 psi 425415 EA 83.43
1-1/16" 1-1/16" 3/8" Stainless Steel 3500 psi 425765 EA 71.50
1-1/16" 1-1/16" 3/8" Steel 3500 psi 420808 EA 14.35
1-1/16" 1-1/16" 1-1/8" Stainless Steel 3500 psi 425387 EA 41.34
1-1/16" 1-1/16" 1-1/8" Steel 3500 psi 420796 EA 4.06
1-3/16" 1-3/16" 1-1/4" Steel 3000 PSI 420797 EA 15.35
1-1/4" 1-1/4" 1.6075" Steel 3000 PSI 423150-131280 EA 45.52
1-1/4" 1-1/4" 1-7/8" Steel 3000 PSI 423160-131280 EA 56.63
1-1/4" 1-1/4" 1-7/8" Steel 3000 PSI 423179-131280 EA 40.10
1-5/16" 1-1/16" 3/8" Stainless Steel 3500 psi 425391 EA 61.82
1-5/16" 1-1/16" 3/8" Steel 3500 psi 420798 EA 15.14
1-5/16" 1-5/16" 3/8" Stainless Steel 3000 PSI 425392 EA 64.13
1-5/16" 1-5/16" 1-5/8" Stainless Steel 3000 PSI 425766 EA 86.44
1-5/16" 1-5/16" 1-5/8" Steel 3000 PSI 420809 EA 20.69
1-5/16" 1-5/16" 1-5/8" Steel 3000 PSI 420828 EA 22.25
1-1/2" 1-1/2" 2" Steel 3000 PSI 423151-131280 EA 23.90
1-5/8" 1-5/8" 1.6075" Stainless Steel 2500 PSI 425393 EA 91.79
1-5/8" 1-5/8" 1.6075" Steel 2500 PSI 420800 EA 16.14
1-5/8" 1-5/8" 1-7/8" Stainless Steel 2500 PSI 425767 EA 160.88
1-5/8" 1-5/8" 1-7/8" Steel 2500 PSI 420810 EA 49.38
1-5/8" 1-5/8" 1-7/8" Steel 2500 PSI 420829 EA 48.41
1-7/8" 1-1/16" 2" Stainless Steel 3500 psi 425394 EA 229.94
1-7/8" 1-5/16" 2" Stainless Steel 3000 PSI 425395 EA 229.94
1-7/8" 1-7/8" 2" Stainless Steel 2000 PSI 425396 EA 123.85
1-7/8" 1-7/8" 2" Steel 2000 PSI 420801 EA 37.32
1-7/8" 1-7/8" 2-1/8" Stainless Steel 2000 PSI 425768 EA 228.00
2" 2" 2-5/8" Steel 3000 PSI 423152-131280 EA 73.61
2-1/2" 1-7/8" 2-5/8" Stainless Steel 2000 PSI 425397 EA 433.60
2-1/2" 2-1/2" 2-5/8" Stainless Steel 1500 psi 425398 EA 319.54
2-1/2" 2-1/2" 2-5/8" Steel 1500 psi 420802 EA 105.01
2-1/2" 2-1/2" 2-3/4" Stainless Steel 1500 psi 425769 EA 401.84
Connection Type A x B : Male NPT x Male NPT
Connection Type A x B: Male NPT x Male NPT
Connection Type A x B: Male NPT x Male NPT
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
3/8" 3/8" 5/8" Brass 1200 psi 69524 PKG 11.85
3/8" 3/8" 5/8" Brass 2000 PSI 440205-131280 PKG 31.20
Connection Type A x B : Male O-Ring Face Seal x Male O-Ring Face Seal
Connection Type A x B: Male O-Ring Face Seal x Male O-Ring Face Seal
Connection Type A x B: Male O-Ring Face Seal x Male O-Ring Face Seal
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
1/4" 1/4" 5/8" Steel 4000 PSI 442054-131280 EA 14.62
3/8" 1/4" 3/4" Steel 4000 PSI 442055-131280 EA 62.58
3/8" 3/8" 3/4" Steel 4000 PSI 442056-131280 EA 14.49
3/8" 3/8" 1" Steel 6000 psi 442093-131280 EA 13.49
1/2" 3/8" 7/8" Steel 4000 PSI 442057-131280 EA 29.71
1/2" 1/2" 7/8" Steel 4000 PSI 442058-131280 EA 11.03
1/2" 1/2" 1-1/8" Steel 6000 psi 442094-131280 EA 15.64
5/8" 1/2" 1/16" Steel 4000 PSI 442059-131280 EA 31.56
5/8" 5/8" 1/16" Steel 4000 PSI 442060-131280 EA 30.77
3/4" 1/2" 1-1/4" Steel 4000 PSI 442061-131280 EA 39.15
3/4" 5/8" 1-1/4" Steel 4000 PSI 442062-131280 EA 65.13
3/4" 3/4" 1-1/4" Steel 4000 PSI 442063-131280 EA 18.03
3/4" 3/4" 1-1/2" Steel 6000 psi 442095-131280 EA 18.46
1" 3/4" 1-1/2" Steel 4000 PSI 442064-131280 EA 62.24
1" 1" 1-1/2" Steel 4000 PSI 442065-131280 EA 22.14
1" 1" 1-3/4" Steel 6000 psi 442096-131280 EA 20.01
1-1/4" 1-1/4" 1-3/4" Steel 4000 PSI 442066-131280 EA 45.41
1-1/2" 1-1/2" 2-1/8" Steel 4000 PSI 442067-131280 EA 95.46
Connection Type A x B : Male O-Ring Straight Thread x Male O-Ring Straight Thread
Connection Type A x B: Male O-Ring Straight Thread x Male O-Ring Straight Thread
Connection Type A x B: Male O-Ring Straight Thread x Male O-Ring Straight Thread
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
1/4" 1/4" 9/16" Steel 5000 PSI 0446810 EA 41.97
1/4" 1/4" Stainless Steel 5000 PSI 425969 EA 29.71
3/8" 3/8" 11/16" Steel 5000 PSI 423163-131280 EA 8.19
3/8" 3/8" Stainless Steel 4000 PSI 425970 EA 29.98
7/16" 7/16" 9/16", 9/16" Steel 5000 PSI 420812 EA 12.94
1/2" 1/2" 7/8" Steel 4000 PSI 423164-131280 EA 44.67
5/8" 5/8" 1" Steel 4000 PSI 423165-131280 EA 19.85
5/8" 5/8" Stainless Steel 3000 PSI 425972 EA 53.69
3/4" 3/4" 7/8", 7/8" Steel 4500 psi 420814 EA 16.73
3/4" 3/4" 1-1/4" Steel 4000 PSI 423166-131280 EA 14.24
3/4" 3/4" Stainless Steel 2500 PSI 425973 EA 79.61
7/8" 7/8" 1" Steel 3500 psi 420815 EA 21.40
1" 1" Stainless Steel 2000 PSI 425975 EA 103.74
1-1/16" 1-1/16" 1-1/4" Steel 3500 psi 420816 EA 22.97
1-1/4" 1-1/4" Stainless Steel 1150 psi 425976 EA 171.09
1-5/16" 1-5/16" 1-1/2" Steel 3000 PSI 420817 EA 47.37
1-1/2" 1-1/2" 2-1/8" Steel 3000 PSI 423169-131280 EA 166.52
1-1/2" 1-1/2" Stainless Steel 1000 psi 425977 EA 301.20
1-5/8" 1-5/8" 1-7/8" Steel 2500 PSI 420818 EA 68.01
1-7/8" 1-7/8" 2-1/8", 2-1/8" Steel 2000 PSI 420819 EA 118.83
Connection Type A x B : Male SAE 45° x Male SAE 45°
Connection Type A x B: Male SAE 45° x Male SAE 45°
Connection Type A x B: Male SAE 45° x Male SAE 45°
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
1/4" 1/4" 7/16" Brass 2000 PSI 440203-131280 PKG 13.45
1/2" 1/2" 3/4" Brass 2000 PSI 440206-131280 PKG 71.20
5/8" 5/8" 7/8" Brass 2000 PSI 440207-131280 EA 10.31
Connection Type A x B : Male SAE 45° x Male SAE 45®
Connection Type A x B: Male SAE 45° x Male SAE 45®
Connection Type A x B: Male SAE 45° x Male SAE 45®
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
Size A Size B Hex Size Material Working Pressure SKU Pkg Qty Price
5/16" 5/16" 1/2" Brass 2000 PSI 440204-131280 PKG 35.95