“Stay Connected with Heyco”
Bushings, Grommets, HEYCaps and Plugs
Heyco Threaded Smooth Bore
Bushings
®
WILL FIT THESE
INTERNALLY THREADED
NPT PIPE ENDS
OR PORTS
1/4
3/8
1/2
PART NO.
Black
Gray
DESCRIPTION
PART DIMENSIONS
A
B
Inside
Wrenching
Diameter
Flats
in.
mm.
in.
mm.
.31
.43
.58
.74
7,9
10,9
14,7
18,8
.63
.83
.98
1.30
16,0
21,0
24,9
33,0
C
Overall
Height
in.
mm.
.66
.69
.81
.86
16,8
17,5
20,6
21,8
3621B
3622B
3623B
3621
3622
3623
3624
TSB 1/4
TSB 3/8
TSB 1/2
TSB 3/4
3/4
3624B
Standard colors black and gray.
•
Convert raw-edged threaded holes to
smooth insulated through holes.
•
Used to protect threaded holes.
Eliminate sharp edges so wires
are protected.
•
Insulate and mechanically protect
electrical and communication cables,
tubing, rope, and utility lines.
•
Molded from electrically non-
conductive Nylon 6/6.
C
B
C
A
B
A
Threaded Smooth Bore Bushing
Snap-In Smooth Bore Bushing
Heyco Snap-In Smooth Bore Bushings
®
Mounting Hole Diameter Range: .500˝ (12,7 mm) to 1.093˝ (27,8 mm)
MOUNTING
HOLE
DIAMETER
in.
.500
.875
.625
.750
.875
1.000
1.093
mm.
12,7
22,3
15,9
19,1
22,3
25,4
27,8
2514
2540
2516
2535
2552
2554
2555
S 50
S 87
S 625-4
S 750-5
S 875-9
S 1000-9
S 1093-10
PART NO.
Black
DESCRIPTION
A
Inside
Diameter*
in.
mm.
.25
.52
.25
.36
.56
.60
.63
6,4
13,2
6,4
9,1
14,2
15,2
16,0
PART DIMENSIONS
B
Head
Diameter
in.
mm.
.56
.98
.72
.91
.97
1.19
1.21
14,2
24,9
18,3
23,1
24,6
30,2
30,7
C
Overall
Height
in.
.27
.32
.44
.52
mm.
6,9
8,1
11,2
13,1
Single Locking Step for Panel Thickness up to .062˝ (1,6 mm)
Multiple Locking Steps for Panel Thickness up to .125˝ (3,2 mm)
Standard color black. Consult Heyco for white and other colors.
*Consult Heyco for other Mounting Hole and Inside Diameter configurations. Our Axcell Rapid Response Team is ready
to meet your requirements.
•
Extra internal insulating sleeve
creates a smooth bore and prevents
locking fingers from protruding into
the ID of the Bushing.
•
Large radius exit hole.
•
Used to protect through-holes.
Eliminate sharp edges so wires
are protected.
•
Absorb vibration, and cushion and
insulate wires.
•
Can be used as bushing for
rotating shafts.
•
Bushing inserts into mounting hole
with fingertip pressure.
Material
Certifications
(Snap-In only)
Flammability Rating
Temperature Range
Nylon 6/6
Recognized under the Component Program of
Underwriters’ Laboratories File E15331
Certified by the Canadian Standards Association File 8919
94V-2
-.4°F (-18°C) to 221°F (105°C)
1-800-526-4182 • 732-286-1800 (NJ) • FAX: 732-244-8843 • www.heyco.com
Quick
Specs
6-16