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  • Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

Micro Spring Plungers Short Body (C-MPFS5-4)

Product Overview of Spring Plungers

♢ This series is MISUMI economy series stainless steel Spring Plungers with coarse threads and mounted from the hexagon socket at the bottom. It is manufactured in China, so its price is reduced significantly, up to 93% less than othersimilar products.
♢ The Spring Plungers is also known as the positioning column, ball screw, spring screw, etc. It is a product involving vertical stroke, in which the front pin is pressed till the pin sinks into the body and then the front pin can beejected through the built-in spring. It can be used in mold release, workpiece lifting and
positioning, etc., which can be widely applied in medium and low-precision mechanical devices, fixtures, molds, automation machines, etc.

Product Feature of Spring Plungers

♢ Spring Plungers has complete specifications, which can satisfy the requirements of various sizes, lengths, and loads.
♢ It is made of all stainless steel without painting and coloring, so it is suitable for equipment with high requirements on the surface.
♢ The Spring Plungers is a product involving vertical stroke. It can be used in mold release, workpiece lifting and positioning, etc., which can be widely applied in medium and low-precision mechanical devices, fixtures, molds, automationmachines, etc.

Example Use of Spring Plungers

When Spring Plungers pressed down
Usage Method 1
When Spring Plungers released
Usage Method 2

Related Products of Spring Plungers

Part Number 

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Part Number
C-MPFS5-4
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipOuter Dia. M
(mm)
Stroke (S)
(mm)
Screw Type of Pin Plunger Max. Load
(N)
Pin plunger type

SGD 2.05

1 Piece(s)Available Same day 54Flat2Flat head

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  1. 1

Dimensional Drawing
・Material Specification table
Load ClassificationTypeBodyPinSpringOperating Temperature
Flat HeadSpherical Material Material Material
Light LoadC-MPFSC-MPJSSUS303SUS303SUS304-30 to 140℃

Dimensional Drawing
Specification Table
Part NumberSdD1LCLight Load (N)
TypeDh7min.max.
(Flat Head)
C-MPFS
(Spherical)
C-MPJS
21.512.580.10.51.0
3323.5100.150.51.5
4334.5100.20.61.5
5445.511.50.30.62.0
The min. load represents the initial load, and the max. load represents the load at the maximum press-in limit of convex pin.
The recommended mounting hole size is Dh7.
Please use it after applying adhesive to prevent it from falling off.
kgf=N× 0.101972

Basic Information

Pin Material SUS303 Body Material SUS303

Please check the type/dimensions/specifications of the part C-MPFS5-4 in the Micro Spring Plungers Short Body series.

Frequently asked question (FAQ)

Question: What role does a spring plunger play?
Answer: By controlling the screw-in depth for threads, it enables the internal pin to set the preload and perform up and down stroke movement. It is suitable for mechanical devices, fixtures, molds, automated machinery, etc.
Question: What is the meaning of max load and min load?
Answer: It refers to the load of the product. The min load represents the initial load value, and the max load represents the load value at the maximum press-in stroke.
Question: What is the difference between a ball plunger and a spring plunger?
Answer: A ball plunger is headed with a steel ball and its stroke is the displacement of the ball. A spring plunger has a pin-shaped front section and the displacement stroke of the pin is used for such purposes as temporary positioning, mold demoulding and workpiece lifting.

Similar Part Numbers

Part Number
C-MPFS2-1.5
C-MPFS3-3
C-MPFS4-3
C-MPJS2-1.5
C-MPJS3-3
C-MPJS4-3
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipOuter Dia. M
(mm)
Stroke (S)
(mm)
Screw Type of Pin Plunger Max. Load
(N)
Pin plunger type

SGD 2.05

1 Piece(s)Available Same day 21.5Flat1Flat head

SGD 2.05

1 Piece(s)Available Same day 33Flat1.5Flat head

SGD 2.05

1 Piece(s)Available Same day 43Flat1.5Flat head

SGD 2.05

1 Piece(s)Available Same day 21.5Spherical Type1Spherical type

SGD 2.05

1 Piece(s)Available Same day 33Spherical Type1.5Spherical type

SGD 2.05

1 Piece(s)Available Same day 43Spherical Type1.5Spherical type

Tech Support