Cut Sheet

68
1-800-447-2371 www.lutze.com
LUTZE TOP-T Fittings NPT
Metal NPT
Characteristics
Integrated strain relief
Anti-twist design
Wide sealing and clamping range
Easy to install
Manufactured acc to EN 62444
Specifications
Connecting thread
NPT ANSI B1.20.1
Temperature range
Permanent
-20°C - +100°C /
-4°F - +212°F
Intermittent
-40°C - +150°C /
-40°F - +302°F
Protection class
IP68 EN 60529
Material
Body
Brass, nickel plated
Seal
CR Chloroprene
Rubber
Item Specific Approvals
UL Recognized (R) or UL Listed (L), as per table
Type 4X for UL Listed items
Locknuts sold separately.
Part No.
Thread
Clamping
Clamping
TL
SW1
SW2
H
Range Ø
inches
Range Ø
mm
mm
mm
mm
mm
FMNPT38
FMNPT12
FMNPT34
FMNPT10
NPT
NPT 3/8
NPT 1/2
NPT 3/4
NPT 1”
0.157-0.315
0.236-0.472
0.512-0.709
0.709-0.984
4-8
6-12
13-18
18-25
11.5
13
13
13
17
22
30
40
19
22
30
43
23
25.5
35.5
43
R
L
L
L
Specifications are subject to change without prior notice

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