Mini spring loaded pull pin, Tiny indexing plunger, Pop pin

Mini pull pin M16xP1.5x16mm PIN8mm Appearance

Small Indexing Plunger with Circle Plastic Clamping Knob, M16 x 1.5 x 16mm, D33, pin8 - Mini pull pin M16xP1.5x16mm PIN8mm Appearance
  • Small Indexing Plunger with Circle Plastic Clamping Knob, M16 x 1.5 x 16mm, D33, pin8 - Mini pull pin M16xP1.5x16mm PIN8mm 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 Plastic Clamping Knob, M16 x 1.5 x 16mm, D33, pin8

PSK300-3316160810

Mini spring loaded pull pin, Tiny indexing plunger, Pop pin

A friction-optimized plunger that won’t jam or require specialized lubrication. For precise small-scale locking in medical or aerospace, Our mini plungers span M8–M16 and 4–10mm pins. The knob goes beyond a ring, featuring four designs plus 7 ring/disc color combos; wood fiber or oyster shell plastic further addresses reduced plastic. Taiwan CNC and mold production assure accurate tolerances and wear resistance. ISO9001-approved, we accommodate large or small custom B2B orders for sports gear, automotive-semiconductor, specialized machinery, and more—delivering flexible, secure locking.

Function

UJEN Mini Spring Pull Pins are ideal for applications requiring compact size, frequent adjustment, and quick fastening. Simply pull the compact knob upward to release the pin from its hole, adjust the component to your desired position, and release—the internal spring immediately re-engages the pin for precise positioning.

Additionally, this pull pin features a special knob design allowing manual rotation to tighten screws directly by hand, ensuring stable clamping and preventing component vibration or loosening without needing tools. Perfectly suited for fitness equipment, medical devices, mechanical assemblies, and furniture hardware.

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
Dimensional drawing of Small Indexing Plunger with Clamping Knob
Thread Size
  • M16 x 1.5
Thread Material
  • Steel
Screw Length(mm/inch)
  • 16 / 0.63
Plunger Diameter(mm)
  • 8
Metal Finishing
  • zinc plated with trivalent
External Diameter(mm)
  • 33~36
External Height(mm)
  • 33~36
External Material
  • PA6+GF
External Shape
  • Circle
Gallery
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FAQ
How to choose the right hand-fasten screw for your needs?

Selecting the suitable hand-tighten screw involves considering several factors, including the application environment (such as temperature, humidity, chemical...

Can I request customized materials or colors for hand-fasten screws?

Yes, we offer comprehensive customization services, including material selection, color, size, and surface treatment for hand-turned screws. Whether you need...

What quality assurances come with purchasing UJEN's thumb screws?

We provide comprehensive quality guarantees for all our handle screws. Every batch of handle screws undergoes strict quality testing to ensure it meets...

How are order logistics and delivery issues handled after placing an order?

We cooperate with several professional logistics companies to ensure safe and rapid delivery of products to our clients. Regardless of your location around...

If we need technical support, what assistance can UJEN provide?

We offer comprehensive technical support, including knob screw selection advice, installation guidance, and performance optimization. You can contact our technical...


Small Indexing Plunger with Circle Plastic Clamping Knob, M16 x 1.5 x 16mm, D33, pin8 | Custom Hand Screws, Knobs & Handles Manufacturer | UJEN

UJEN's tool-free fastening solutions and custom adjustable handles are specifically designed for fitness equipment requiring frequent user adjustments. Our 45-year expertise in hand screw manufacturing ensures reliable, comfortable, and aesthetically pleasing products that enhance your equipment's market appeal. Contact us for customized solutions that streamline your production process.

UJEN's core strength lies in transforming customer concepts into market-ready products through innovative design-to-production services, technical consulting, and engineering solutions. Our tool-free fastening innovations and customization capabilities enable manufacturers to differentiate their products while reducing assembly time and improving end-user experience. Partner with UJEN to elevate your product competitiveness with premium hand screws and custom knob solutions backed by four decades of manufacturing excellence and commitment to quality craftsmanship.