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Flexible Lances

NLB flexible lances follow bends and curves in a pipe or tube, allowing total cleaning coverage. Flex lances can accommodate either tube or pipe cleaning nozzles, to clean pipes and tubes of various diameters. When ordering flexible lances, please specify part number, working pressure and end connection.

FEATURES/BENEFITS:

• Smooth inner core reduces pressure drop.

• Short end connection with minimum O.D. allows movement around tight bend radius.

• Female pipe threads on end connections available.

• 25-ft. (7.6 m) and 50-ft. (15.2 m) lengths are stock; other lengths, up to 200 ft. (61 m), are available on request.

• All lances are pressure tested before shipment.




Back-Out Preventer

The DM15900 Back-Out Preventer provides maximum protection against a flex lance unexpectedly coming back out of a pipe that is being cleaned. it attaches easily to a flanged or non-flanged pipe, leaving an opening large enough for the flex lance to be inserted, yet small enough to prevent its exit.

The Back-Out Preventer is adaptable to pipes with an O.D. between 6" and 36" (152 tp 914 mm). Itc omes complete with mounting hardware, three sets of steel guards, and chains to secure it to non-flanges pipes.

Model RP Hose (NPT Fittings)

Model No. Length* Max.
Pressure
Thread
Connection
Dim. "A"
Coupling

Length
Dim. "B"
Coupling O.D.
Dim. "C"
Lance I.D
.
25' (7.6 m)
12,000 psi (840 bar)
1/8" NPT
1.5" (3.8 cm)
.470"
(1.2 cm)
.17"
(0.4 cm)
50' (15.2 m)
12,000 psi (840 bar)
1/8" NPT
1.5" (3.8 cm)
.470"
(1.2 cm)
.17"
(0.4 cm)
25' (7.6 m)
12,000 psi
(840 bar)
1/8" NPT
1.6" (4.0 cm)
.490"
(1.3 cm)
.20"
(0.5 cm)
50' (15.2 m)
12,000 psi
(840 bar)
1/8" NPT
1.6" (4.0 cm)
.490"
(1.3 cm)
.20"
(0.5 cm)
26RP-25 25' (7.6 m) 12,000 psi
(840 bar)
1/8" NPT 1.8" (4.6 cm) .580"
(1.5 m)
.25"
(0.6 cm)
26RP-50 50' (15.2 m) 12,000 psi(840 bar) 1/8" NPT 1.8" (4.6 cm) .580"
(1.5 cm)
.25"
(0.6 cm)
27RP-25 25' (7.6 m) 12,000 psi
(840 bar)
1/4" NPT 2.6" (6.6 cm) .580"
(1.5 cm)
.25"
(0.6 cm)
27RP-50 50' (15.2 m) 12,000 psi
(840 bar)
1/4" NPT 2.6" (6.6 cm.) .580"
(1.5 cm)
.25"
(0.6 cm)


• Smooth cover reduces line friction.
• Abrasion-resistant nylon outer cover.








SRV Hose (NPT Fittings)

For a more detailed description or a quote please click on the links below.

• Two outer spirals of high tensile stainless steel wire give added kink resistance.

Model No.
Length*
Max.
Pressure
Thread
Connection
Dim. "A"
Coupling
Length
Dim. "B"
Coupling O.D.
Dim. "C"
Lance I.D.
25' (7.6 m)
12,000 psi
(840 bar)
1/8" NPT
1.6" (4.0 cm)
.470"
(1.2 cm)
.17"
(0.4 cm)
50' (15.2 m)
12,000 psi
(840 bar)
1/8" NPT
1.5" (3.8 cm)
.470"
(1.2 cm)
.17"
(0.4 cm)
25' (7.6 m)
12,000 psi
(840 bar)
1/4" NPT
1.8" (4.6 cm)
.580"
(1.5 cm)
.25"
(0.6 cm)
50' (15.2 m)
12,000 psi
(840 bar)
1/4" NPT
1.8" (4.6 cm)
.580"
(1.5 cm)
.25"
(0.6 cm)
RP Hose (MP Fittings)
Model No.
Length*
Max. Pressure
Thread Connection
Dim. “A” Coupling Length
Dim. “B”
Coupling O.D.
Dim. “C”
Lance I.D.
25’
(7.6m)
20,000 psi
(1,400 bar)
1/4” - 28
LH MP
2.4”
(6.0 cm)
.470”
(1.2 cm)
.15”
(0.4 cm)
50’ (15.2m)
20,000 psi
(1,400 bar)
1/4” -28
LH MP
2.4”
(6.0 cm)
.470”
(1.2 cm)
.15”
(0.4 cm)
25’
(7.6m)
20,000 psi
(1,400 bar)
1/4” - 28
LH MP
2.8”
(7.1 cm)
.540”
(1.4 cm)
.20”
(0.5 cm)
50’ (15.2m)
20,000 psi
(1,400 bar)
1/4” - 28
LH MP
2.8”
(7.1 cm)
.540”
(1.4 cm)
.20”
(0.5 cm)
25’
(7.6m)
20,000 psi
(1,400 bar)
3/8” - 24
LH MP
2.4”
(6.0 cm)
.610”
(1.5 cm)
.25”
(0.6 cm)
50’ (15.2m)
20,000 psi
(1,400 bar)
3/8” - 24
LH MP
2.4”
(6.0 cm)
.610”
(1.5 cm)
.25”
(0.6 cm)

• Smooth cover reduces line friction.
• Abrasion-resistant nylon outer cover.

 


Flex Lance Guard
NLB Model LG-1525

The LG-1525 flex lance guard is an operator safety device in tube cleaning operations. It helps prevent the nozzle from being pulled out of a tube while under pressure. The flex lance guard allows the flex lance to pass through, stopping the nozzle inside and protecting the operator from the high-pressure spray. Interchangeable lance stops allow for various nozzle diameters.


FEATURES/BENEFITS

• Fits a variety of flex lances, using interchangeable stops.

 

 


Part Number Minimum Tube I.D. Stops Included for
Nozzle O.D.
0.81" (20.6 mm)
.320" (8.1 mm)
.450" (11.4 mm)
.515" (13.1 mm)

1.00" (25.4 mm)
.320" (8.1 mm)
.450" (11.4 mm)
.515" (13.1 mm)

Stingers

Stingers should always be employed in tube and pipe cleaning applications where flexible hose is used. The stinger is a positive method to prevent the nozzle from reversing in the tube or pipe and exiting toward the operator. A stinger should be at least the same length as the tube or pipe size diameter. For example, cleaning out an 8” (20 cm) pipe would require use of at least an 8” (20 cm) stinger to prevent the nozzle from reversing.

Consult factory for available lengths and
diameters. Please specify thread size

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