Spring loaded pull pin, Indexing plunger, Pop pin | Enhance Your Equipment with Durable Knob Screws for Easy Adjustment"

Mini pull pin M8xP1.0x20mm PIN5mm Appearance | Customizable knob screws from Taiwan

Small Indexing Plunger with Circle Clamping Knob, M8 x 1.0 x 20mm, D21, pin5 - Mini pull pin M8xP1.0x20mm PIN5mm Appearance
  • Small Indexing Plunger with Circle Clamping Knob, M8 x 1.0 x 20mm, D21, pin5 - Mini pull pin M8xP1.0x20mm PIN5mm Appearance
  • Four different shapes (concave, plane, convex and dot) with shaped knobs
  • 49 color combinations for customers to choose from at top of the pull pin
  • Indexing plunger can match the unique macaroon color system developed by UJEN, or customize the color to meet your needs.

Small Indexing Plunger with Circle Clamping Knob, M8 x 1.0 x 20mm, D21, pin5

PSK300-2108200506

Spring loaded pull pin, Indexing plunger, Pop pin

For specialized machinery or AV systems requiring small plungers, UJEN’s M8–M16 range and 4–10mm pin sizes offer broad coverage. The knob features a ring plus four style variants, along with 7 color disc/ring combos. Taiwan CNC and mold expertise ensure accurate, durable locking, while wood fiber or oyster shell plastic addresses eco concerns. ISO9001-certified, UJEN meets large-volume or custom demands, delivering improved handling and branding for B2B sectors in sports, automotive-aerospace, medical, and semiconductors.

Function

Small spring pin is ideal for fast fixing of parts, especially when the pins are constantly being removed and relocked. Pull up the knob, as the pin is pulled as well so as to allow users to quickly adjust expansion tubing. Insert back after release the knob. This pull pin can clamped the tubing with tightened by a hand (no tools needed).

Features
  • RoHS REACH compliant.
  • Pull and release process smoother.
  • Thread is class 2.
  • Flame-proof, heat-resistant, anti-UV properties.
  • The head knob has a matte finish.
  • The head knob does not hurt hands, no sharp angles or burrs.
  • The knob is easy to tight with a hand. the best design of beauty and grip.
  • The metal is shiny and detailed.
  • Zinc plated metal, stable corrosion resistance.
  • The fitting tolerance between metal parts is small, reducing sway.
  • The rounded corner of the Plunger's front end increases smoothness of insertion.
  • The chamfered front end of the screw makes assembly smoother and reduces wear on the mating end face.
Dimensions
Dimensioning
Thread Size
  • M8 x 1.0
Thread Material
  • Steel
Screw Length(mm/inch)
  • 20 / 0.79
Plunger Diameter(mm)
  • 5
Metal Finishing
  • zinc plated with trivalent
External Diameter(mm)
  • 21~24
External Height(mm)
  • 21~24
External Material
  • PA6+GF
External Shape
  • Circle
Gallery
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Small Indexing Plunger with Circle Clamping Knob, M8 x 1.0 x 20mm, D21, pin5 | Achieve Ergonomic Efficiency with Adjustable Handles for Machinery

Based in Taiwan since 1994, UJEN DEVELOPMENT CO., LTD. expertise in manufacturing high-quality Small Indexing Plunger with Circle Clamping Knob, M8 x 1.0 x 20mm, D21, pin5, hand screws, knob screws, adjustable handles, grip knobs, and indexing plungers. Their commitment to customization and precision ensures each component, from hand screws to indexing plungers, meets rigorous standards. This dedication positions UJEN as a leader in supplying durable and reliable industrial components to global markets.

UJEN Development Co., Ltd. is a leading manufacturer of precision-engineered hand screws, knob screws, plastic knobs, adjustable handles, and indexing plungers for a variety of industrial needs. Our 45-year legacy, combined with ISO 9001:2015 certification, underscores our commitment to quality, innovation, and customer satisfaction. Specializing in custom solutions, we excel in professional moldmaking, enhancing equipment functionality across industries.

UJEN has been offering customers high-quality hand screws for industrial machinery since 1994, both with advanced technology and 47 years of experiences, UJEN ensures each customer's demands are met.