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BOB Plunger Kit: Plunger Kit, Float Valve, R1381-1 1/4 - Repair Parts & Kits for Float Valves
BOBRepair Parts & Kits for Float Valves

BOB Plunger Kit: Plunger Kit, Float Valve, R1381-1 1/4

The BOB Plunger Kit (MPN KS250) is a repair part for float valves, designed as a plunger kit. It is compatible with manufacturer model number R1381-1-1/4 and part numbers 23MJ72, 23MJ73, 23MJ74, and 23MJ76.

SKU 3G-OTH-442621

Also listed as: KS 250 · KS-250

Brand
BOB
Item
Plunger Kit: Plunger Kit, Float Valve, R1381-1 1/4
Category
Repair Parts & Kits for Float Valves
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

BOB
Manufacturer Part Number
KS250
Type
Float Valve, R1381-1 1/4, 23MJ72/23MJ73/23MJ74/23MJ76
Product Type
Plunger Kit
Compatible Product Type
Float Valve
Compatible with Mfr. Model No.
R1381-1-1/4

Technical Documents

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BOB Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BOB Plunger Kit (MPN KS250) is a repair part for float valves, designed as a plunger kit. It is compatible with manufacturer model number R1381-1-1/4 and part numbers 23MJ72, 23MJ73, 23MJ74, and 23MJ76.

Frequently Asked Questions

What is the BOB Plunger Kit KS250 used for?

The BOB Plunger Kit KS250 is a repair part for float valves. It is used to replace worn plunger assemblies in industrial fluid-control systems, restoring proper valve sealing and level regulation in tanks, boilers, and process equipment.

What are the specifications of the BOB Plunger Kit KS250?

The BOB Plunger Kit (MPN KS250) is a plunger kit compatible with float valve model R1381-1-1/4 and part numbers R1351-1/2, R1351-3/4, R1351-3/8, and R1361-3/4. It is a BOB-branded repair component for float valves.

Where to buy the BOB Plunger Kit KS250 worldwide?

You can source the BOB Plunger Kit KS250 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the part reaches your facility reliably.

How to install the BOB Plunger Kit KS250?

To install the BOB Plunger Kit KS250, first isolate the float valve and drain the system. Remove the old plunger assembly, clean the valve body, then insert the new plunger kit and reassemble. Always follow the manufacturer's service manual for torque and alignment.

Used in

Common applications for BOB
Water tank level control — BOB R1350-1/2-5 float valve assembly for maintaining water levels in storage tanks.
Industrial process water management — BOB R1380-2 float valve body for high-flow applications up to 112 gpm.
Float valve repair and maintenance — BOB KS100 disc and cup kit for servicing R1350 and R1360 series valves.
Potable water systems — BOB R1310-10 stainless steel stem with NSF certification for drinking water applications.
Liquid level sensing — BOB PF5 polypropylene float ball for use in tanks or reservoirs with threaded rod attachment.

BOB Products

3G Electric supplies BOB repair parts & kits for float valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
BOB Plunger Kit: Plunger Kit, Float Valve, R1380-1 1/4, R1350-1/2/R1350-3/4/R1350-3/8/R1360-3/4 (MPN KS240)
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BOB Plunger Kit: Plunger Kit, Float Valve, R1380-1 1/4, R1350-1/2/R1350-3/4/R1350-3/8/R1360-3/4 (MPN KS240)
BOB Plunger Kit: Plunger Kit, Float Valve, R1371-1, R1370-1 (MPN KS230)
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BOB Plunger Kit: Plunger Kit, Float Valve, R1371-1, R1370-1 (MPN KS230)
BOB Plunger Kit: Plunger Kit, Float Valve, R1350-1/2/R1350-3/4/R1350-3/8/R1360-3/4 (MPN KS200)
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BOB Plunger Kit: Plunger Kit, Float Valve, R1350-1/2/R1350-3/4/R1350-3/8/R1360-3/4 (MPN KS200)
BOB Disc and Cup Kit: Disc and Cup Kit, Float Valve, R1381-1 1/4, R1381-1-1/2/R1381-1-1/4/R1381-2 (MPN KS150)
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BOB Disc and Cup Kit: Disc and Cup Kit, Float Valve, R1381-1 1/4, R1381-1-1/2/R1381-1-1/4/R1381-2 (MPN KS150)
BOB Arm Kit: Arm Kit, Float Valve, R1380-1 1/2/R1380-1 1/4/R1380-2/R1381-1 1/2/R1381-1 1/4/R1381-2 (MPN KS320)
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BOB Arm Kit: Arm Kit, Float Valve, R1380-1 1/2/R1380-1 1/4/R1380-2/R1381-1 1/2/R1381-1 1/4/R1381-2 (MPN KS320)

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BOB Disc and Cup Kit: Disc and Cup Kit, Float Valve, R1380-1 1/4, R1380-1-1/2/R1380-1-1/4/R1380-2 (MPN KS140)
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BOB Disc and Cup Kit: Disc and Cup Kit, Float Valve, R1380-1 1/4, R1380-1-1/2/R1380-1-1/4/R1380-2 (MPN KS140)
BOB Disc and Cup Kit: Disc and Cup Kit, Float Valve, R1371-1, R1371-1 (MPN KS130)
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BOB Plunger Kit: Plunger Kit, Float Valve, R1351-3/8, R1351-1/2/R1351-3/4/R1351-3/8/R1361-3/4 (MPN KS210)
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BOB Plunger Kit: Plunger Kit, Float Valve, R1351-3/8, R1351-1/2/R1351-3/4/R1351-3/8/R1361-3/4 (MPN KS210)
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BOB Disc and Cup Kit: Disc and Cup Kit, Float Valve, R1351-1/2/R1351-3/4/R1351-3/8/R1361-3/4 (MPN KS110)
BOB Plunger Kit: Plunger Kit, Float Valve, R1370-1, R1370-1 (MPN KS220)
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BOB Plunger Kit: Plunger Kit, Float Valve, R1370-1, R1370-1 (MPN KS220)
BOB Arm Kit: Arm Kit, Float Valve, R1370-1/R1371-1, R1370-1/R1371-1 (MPN KS310)
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BOB Arm Kit: Arm Kit, Float Valve, R1370-1/R1371-1, R1370-1/R1371-1 (MPN KS310)
BOB Arm Kit: Arm Kit, Float Valve, R1350-1/2/R1350-3/4/R1350-3/8/R1351-1/2/R1351-3/4/R1351-3/8/R1360-3/4/R1361-3/4 (MPN KS300)
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BOB Arm Kit: Arm Kit, Float Valve, R1350-1/2/R1350-3/4/R1350-3/8/R1351-1/2/R1351-3/4/R1351-3/8/R1360-3/4/R1361-3/4 (MPN KS300)
BOB Disc and Cup Kit: Disc and Cup Kit, Float Valve, R1370-1, R1370-1 (MPN KS120)
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BOB Disc and Cup Kit: Disc and Cup Kit, Float Valve, R1370-1, R1370-1 (MPN KS120)