Cut Sheet
Table Of Contents
- T&B Fitting
- Product Overview
- Rigid & Intermediate Metal Conduit Fittings
- Form 7, Form 8, Series 35, Conduit Outlet Bodies & Covers
- Mogul Conduit Outlet Bodies
- FS/FD Cast Device Boxes and Covers
- Conduit Outlet Boxes
- Conduit Outlet Elbows, Reducers, Plugs, and Adapters
- Three-Piece Couplings
- Sealing Fittings
- Kopr-Shield Compound
- Jacketed Metal Clad Cable Termination Fittings
- Tray Cable Fittings
- EMT Fittings
- Liquidtight Flexible Metal Conduit Fittings
- Shureflex™ Nylon Conduit System
- XTRA FLEX System
- Flexible Cord and Cable Fittings
- Flexible Cord and Cable Fittings - Non-Metallic
- Service Entrance Cable Fittings
- Metal Clad Cable, Armored Cable and FlexibleMetal Conduit Fittings
- Non-Metallic Sheathed Cable Fittings
- Conduit Dimensional Data
Three-Piece Couplings Explosion-Proof,
Dust-Ignition-Proof
Application
UNY and UNF unions are installed in threaded
thickwall conduit systems:
• UNY — to connect conduit to a conduit fitting,
junction box, or device enclosure
• UNF — to connect conduit to conduit, or to provide
a means for future modification of the conduit system
Standard Finishes
• Steel — electrogalvanized with chromate treatment
• Iron alloy, malleable iron — electrogalvanized
and aluminum
acrylic paint
Listings/Compliances
• NEC/CEC
Class I, Division 1 & 2, Groups A, B, C, D
Class II, Division 1, Groups E, F, G
Class III
UNF, UNY
1
⁄2" – 1"
• UL – Conduit unions for use in Cat. Nos. UNF/UNY
followed by 105, 205, or 305; for use in:
Class I, Division 1 & 2, Groups A, B, C, D
Class II, Division 1, Groups E, F, G
Class III
UNF, UNY
1
⁄2",
3
⁄4", 1"
• CSA — Conduit unions for use in Cat. Nos. UNF/UNY
followed by 105, 205, 305, 405 or 505; for use in:
Class I, Division 1 & 2, Groups B, C, D
Class II, Division 1, Groups E, F, G
Class III
UNF, UNY
1
⁄2",
3
⁄4", 1", 1
1
⁄4", 1
1
⁄2"
• UL — Conduit unions for use in Cat. Nos. UNF/UNY
followed by 405 or 505; for use in:
Class I, Division 1 & 2, Groups B, C, D
Class II, Division 1, Groups E, F, G
Class III
UNF, UNY 1
1
⁄4", 1
1
⁄2"
• UL & CSA — Conduit unions for use in Cat. Nos. UNF/UNY,
EL Series followed by 605, 905, or 1005; for use in:
Class I, Division 1 & 2, Groups C, D
Class II, Division 1, Groups E, F, G
Class III
UNF, UNY 2", 2
1
⁄2", 3", 3
1
⁄2", 4"
TRADE OVERALL OVERALL
CAT. NO.
SIZE LENGTH/INCHES DIA./INCHES
For Hazardous and Non-Hazardous Locations
UNY105-TB
1
⁄2 2
25
⁄64 1
1
⁄2
UNY205-TB
3
⁄4 2
7
⁄16 1
13
⁄16
UNY305-TB 12
3
⁄4 2
UNY405-TB 1
1
⁄4 3
1
⁄16 2
3
⁄4
UNY505-TB 1
1
⁄2 3
5
⁄8 3
1
⁄16
UNY605-TB 23
1
⁄2 3
13
⁄16
UNY705-TB 2
1
⁄2 4
13
⁄16 4
5
⁄16
UNY805-TB 35
11
⁄32 5
1
⁄16
UNY905-TB 3
1
⁄2 5
1
⁄2 5
11
⁄16
UNY1005-TB 45
5
⁄8 6
3
⁄16
UNY
UNF
TRADE OVERALL OVERALL
CAT. NO.
SIZE LENGTH/INCHES DIA./INCHES
For Hazardous and Non-Hazardous Locations
UNF105-TB
1
⁄2 1
7
⁄8 1
1
⁄2
UNF205-TB
3
⁄4 2
1
⁄8 1
13
⁄16
UNF305-TB 12
5
⁄32 2
UNF405-TB 1
1
⁄4 2
1
⁄4 2
3
⁄4
UNF505-TB 1
1
⁄2 2
3
⁄4 3
1
⁄16
UNF605-TB 22
1
⁄2 3
13
⁄16
UNF705-TB 2
1
⁄2 3
1
⁄2 4
5
⁄16
UNF805-TB 345
1
⁄16
UNF905-TB 3
1
⁄2 4
5
⁄32 5
11
⁄16
UNF1005-TB 44
1
⁄4 6
3
⁄16
UNY Male Unions
UNF Female Unions
A-79
United States
Tel: 901.252.8000
800.816.7809
Fax: 901.252.1354
Technical Services
Tel: 888.862.3289
www.tnb.com