Cut Sheet

Effective September, 2005
Copyright 2005
800-621-1506
www.appletonelec.com
PAGE 5
I-5
I
Expansion Unions: UNY and UNF;
Explosionproof, Dust-Ignitionproof
UNILETS
®
for Use with Threaded Metal Conduit
Class I, Div. 1 and 2
Groups C,D
Class II, Div. 1 and 2
Groups E,F,G
Class III
Catalog Number
Size (Inches) Steel
UNY Male Unions— Standard
For connecting conduit to enclosure
1/2 UNY50
3/4 UNY75
1 UNY100
UNYL Male Unions— Long
For connecting conduit to enclosure
1/2 UNYL50
3/4 UNYL75
1 UNYL100
UNF Female Unions— Standard
For connecting conduit to conduit
1/2 UNF50
3/4 UNF75
1 UNF100
UNFL Female Unions— Long
For connecting conduit to conduit
1/2 UNFL50
3/4 UNFL75
1 UNFL100
Dimensions in Inches
A B C D
Catalog Size (Overall Length at (Maximum
Number (Inches) Max. Expansion) Expansion)
UNY50 1/2 1.19 2.88 2.31 .50
UNY75 3/4 1.44 3.06 2.44 .53
UNY100 1 1.75 3.38 2.69 .66
UNYL50 1/2 1.19 3.88 3.31 1.00
UNYL75 3/4 1.44 4.06 3.44 1.09
UNYL100 1 1.75 4.69 4.00 1.34
UNF50 1/2 1.19 2.94 .50
UNF75 3/4 1.44 3.06 .53
UNF100 1 1.75 3.38 .66
UNFL50 1/2 1.19 3.94 1.00
UNFL75 3/4 1.44 4.13 1.09
UNFL100 1 1.75 4.75 1.34
Dimensions in Millimeters
UNY50 1/2 30.2 73.0 58.7 12.7
UNY75 3/4 36.5 77.8 61.9 13.5
UNY100 1 44.5 85.7 68.3 16.7
UNYL50 1/2 30.2 98.4 84.1 25.4
UNYL75 3/4 36.5 103.2 87.3 27.8
UNYL100 1 44.5 119.1 101.6 34.1
UNF50 1/2 30.2 74.6 12.7
UNF75 3/4 36.5 77.8 13.5
UNF100 1 44.5 85.7 16.7
UNFL50 1/2 30.2 100.0 25.4
UNFL75 3/4 36.5 104.8 27.8
UNFL100 1 44.5 120.7 34.1