Straight unions male-male
(thread external-external)

Turned brass from hexagonal drawn bars. SAE Flare 45°

Primary material: Drawn brass EN 12164

Standard and regulation reference: PED 97/23/CE, RoHS 2002/95/CE, REACH Reg. 1907/2006, EN378-2:2008, SAE-FIT, SAE 45° J513-92

Application: Suitable for air-conditioners and refrigerating systems that work with refrigerant proper to the group II Article 9, 2.2 of the PED Directive 97/23/CE, referring to the Directive 67/548/CEE. ( tested with the following: R12, R22, R134a, R404A, R407C, R410A, R502, R507, CO2 R744, R32 ). Not suitable for Ammonia R717

Working condition:
Max working pressure 45 bar (650 psi)
Temperature range -40°C to +150°C (-40°F to 300°F)

Risk category according to Pressure Equipment Directive PED 97/23/CE: Article 3 Paragraph 3

U2 straight unions m-m

    Connections    
Drawing Part number external thread
(male)
external thread
(male)
A
(mm)
Hex
(mm)
U2 U2-4 SAE 1/4"
7/16"-20 UNF
SAE 1/4"
7/16"-20 UNF
38 12
UR2-64 SAE 3/8"
5/8"-18 UNF
SAE 1/4"
7/16"-20 UNF
42 17
U2-6 SAE 3/8"
5/8"-18 UNF
SAE 3/8"
5/8"-18 UNF
44 17
UR2-84 SAE 1/2"
3/4"-16 UNF
SAE 1/4"
7/16"-20 UNF
45 20
UR2-86 SAE 1/2"
3/4"-16 UNF
SAE 3/8"
5/8"-18 UNF
48 20
U2-8 SAE 1/2"
3/4"-16 UNF
SAE 1/2"
3/4"-16 UNF
50 20
UR2-104 SAE 5/8"
7/8"-14 UNF
SAE 1/4"
7/16"-20 UNF
49 23
UR2-106 SAE 5/8"
7/8"-14 UNF
SAE 3/8"
5/8"-18 UNF
52 23
UR2-108 SAE 5/8"
7/8"-14 UNF
SAE 1/2"
3/4"-16 UNF
54 23
U2-10 SAE 5/8"
7/8"-14 UNF
SAE 5/8"
7/8"-14 UNF
58 23
UR2-128 SAE 3/4"
1.1/16"-14 UNS
SAE 1/2"
3/4"-16 UNF
58 27
UR2-1210 SAE 3/4"
1.1/16"-14 UNS
SAE 5/8"
7/8"-14 UNF
62 27
U2-12 SAE 3/4"
1.1/16"-14 UNS
SAE 3/4"
1.1/16"-14 UNS
63 27
U2-14 SAE 7/8"
1.1/4"-12 UNF
SAE 7/8"
1.1/4"-12 UNF
Not at stock
Info upon request
U2-16 SAE 1"
1.3/8"-12 UNF
SAE 1"
1.3/8"-12 UNF