Cut Sheet

Sealing Fittings Explosion-Proof, Dust-Ignition-Proof
EYS Sealing Fittings
EYS Sealing Fittings
HUB DIMENSIONS (IN.) TURNING
CAT. NO.
SIZE A B C RADIUS
Vertical only
EYS1-TB
1
2" 3.31 1.25 1.50 1.66
EYS2-TB
3
4" 3.65 1.50 1.75 1.96
EYS3-TB 1" 4.25 1.75 2.19 2.40
EYS4-TB 1
1
4" 5.00 2.25 2.45 3.11
EYS5-TB 1
1
2" 5.69 2.45 3.00 3.62
Horizontal/Vertical
EYS11-TB
1
2"3
5
8 1
1
4 –1
3
32
EYS21-TB
3
4"3
21
32 1
1
2 –1
1
4
EYS31-TB 1" 4
1
4 1
3
4 –1
19
32
EYS41-TB 1
1
4"52
1
4 –1
13
16
EYS51-TB 1
1
2"5
7
16 2
7
16 –2
EYS61-TB 2" 6
1
4 3– 2
5
16
EYS71-TB 2
1
2"7
1
2 3
1
2 –2
9
16
EYS81-TB 3" 8
1
2 4
1
4 –3
3
32
EYS91-TB 3
1
2"9
3
16 4
3
4 –3
3
8
EYS101-TB 4" 9
3
4 5
1
4 –3
17
32
Crouse-Hinds
®
and Chico
®
are trademarks of Cooper Industries, Inc.
A
C
B
EYS11-TB – EYS101-TB
EYS1-TB – EYS5-TB
Application
EYS sealing fittings can be installed
in either vertical or horizontal
applications.
Seals sections of conduit runs
from passage of vapors, flame,
or gases
Seals off sections of conduit
system during explosion
Limits precompression
or pressure piling in
conduit system
Features
All hubs have a minimum
of five full threads, integral
bushings to protect conductor
insulation from damage,
and large access openings
for easier packing of
sealing medium
Seals are approved to be used
with Crouse-Hinds
®
Sealing
Compound and Fiber
Size Range
1
2" NPT to 4" NPT
Materials
Bodies: Ductile Iron
Plugs: Gray Iron
Nipples: Steel, supplied
with EYS fittings
Finish
Bodies: Zinc-plated with
aluminum acrylic paint
Plugs: Zinc-plated with
aluminum acrylic paint
Nipples: Zinc-plated
Sealing Compound and Fibers
Seal A3 (1 lb. can of sealing
compound)
Fiber X6 (8 oz. fiber packing)
Sealkit (1 lb. can of
sealing compound and
1 oz. fiber packing)
Listings/Compliances
UL886
CSA: C22.2 No. 30
EYS seals are approved to
be used with Crouse-Hinds
®
Chico
®
A compound and
Chico
®
X fiber.
EYS1-3TB:
Cl. I, Div. 1 & 2,
Groups A, B, C, D
EYS4-5TB:
Cl. I, Div. 1 & 2, Groups C, D
EYS11-31TB:
Cl. I, Div. 1 & 2,
Groups A, B, C, D
Cl. II, Div. 1, Groups E, F, G
Cl. III
EYS41-101TB:
Cl. I, Div. 1 & 2, Groups C, D
Cl. II, Div. 1, Groups E, F, G
Cl. III
Explosion-Proof
Dust-Ignition-Proof
A-83
United States
Tel: 901.252.8000
800.816.7809
Fax: 901.252.1354
Technical Services
Tel: 888.862.3289
www.tnb.com