
360° Swivel Conduit Unions
Explosionproof, Dust-Ignitionproof
UNILETS™ for Use with Threaded Rigid Metal Conduit and IMC.
NEC/CEC:
Class I, Division 1 and 2, Groups C, D
Class I, Zone 1 and 2, Groups IIA, IIB
Class II, Division 1 and 2, Groups E, F, G
Class III
Application
• Allows conduit to be joined at any angle.
Features
• Explosionproof, dust-ignitionproof.
• Smooth, rounded integral bushing in each hub protects
conductor insulation.
• Accurately tapped, tapered NPT threads for tight, rigid joints
and ground continuity.
• Threaded for rigid conduit or IMC.
Standard Materials
• Gray iron
Standard Finishes
• Zinc electroplate
NEC/CEC Compliances and Certifications
• UL Standard: 886 (500-503 and 505)
• UL Listed: E34997
• CSA Standard: C22.2 No. 30
• CSA Certied: 009795
Size
(Inches)
Flexible/Swivel Elbows — Full 360°
HAZARDOUS LOCATION FITTINGS: NEC/CEC EXPLOSIONPROOF CONDUIT FITTINGS
Dimensions in Millimeters (Inches)
1/2 101.6 (4.00) 47.6 (1.88) UNAF50
3/4 114.3 (4.50) 50.8 (2.00) UNAF75
1 133.4 (5.25) 63.5 (5.50) UNAF100
Dimensions in Millimeters (Inches)
C
D
G
H
I
E
Catalog NumberOverall Length Maximum Diameter
A
B
F
Size
(Inches) A B C D
1/2
3/4
101.60
(4.00)
114.30
(4.50)
1
133.35
(5.25)
76.20
(3.00)
84.37
(3.32)
88.90
(3.50)
76.20
(3.00)
84.37
(3.32)
88.90
(3.50)
648
47.63
(1.88)
52.39
(2.06)
63.50
(2.50)
E
Throat Ø
15.08
(0.59)
19.84
(0.78)
25.40
(1.00)
F
Ø
66.68
(2.63)
74.61
(2.94)
88.90
(3.50)
G
NPT
12.70 — 355.60
(0.50 — 14.00)
19.05 — 355.60
(0.75 — 14.00)
25.40 — 292.10
(1.00 — 11.50)
H
UN Thread I
50.80 — 6.35
(2.00 — 0.25)
63.5 — 304.80
(2.50 — 12.00)
79.38 — 304.80
(3.13 — 12.00)
© November 2016
3.97
(0.16)
3.97
(0.16)
4.76
(0.19)