Delrin® Knob Plungers

Stainless Steel

Featuring Locking and Non-Locking Plunger

Delrin® knob plungers in stainless steel are cosmetically appealing and functional. Their construction makes them ideal for a wide variety of industries and environments requiring corrosion resistance.

Typical Uses

  • Positioning
  • Fastening
  • Securing
  • With Thread Lock
  • Latching
  • Quick disconnect

Special Uses

  • Food and medical applications
  • Special environments

Special Features

  • Contoured Delrin® knob
  • Radiused, case-hardened steel plunger
  • Stainless steel body and spring
  • Attractive, black finish
  • Non-locking design and optional locking elements
  • Unified ANSI and metric threads
Download the PDF 
Non Locking SPRTL
Non Locking SPRTL
ANSI (Inch/American) Tables
Metric Tables
CAD Library

Delrin® Knob Plungers - Locking Plunger Nose - Stainless Steel

Part No.End Force, (Lbs.)ABCDEFGH
Hex		ROHSCAD
CAD
With Thread Lock
With Thread LockInitialFinal
SPRTL250*SPRTL250P*0.120.361/4-200.500.130.160.500.9700.631/4SPRTL250SPRTL250P
SPRTL375SPRTL375P0.252.003/8-160.750.180.250.751.400.943/8SPRTL375SPRTL375P
SPRTL500SPRTL500P0.501.751/2-131.000.250.311.001.901.251/2SPRTL500SPRTL500P

No thread relief in 1/4-20 thread size and M6 thread for metric.

Delrin® Knob Steel Plungers - Stainless Steel - Non-Locking Plunger Nose

Part No.End Force, (Lbs.)ABCDEFGH
Hex		ROHSCAD
CAD
With Thread Lock
With Thread LockInitialFinal
SPRT250*SPRT250P*0.120.361/4-200.500.130.160.500.970.631/4SPRT250SPRT250P
SPRT375SPRT375P0.252.003/8-160.750.180.250.751.400.943/8SPRT375SPRT375P
SPRT500SPRT500P0.501.751/2-131.000.250.311.001.901.251/2SPRT500SPRT500P

No thread relief in 1/4-20 thread size and M6 thread for metric.

Delrin® Knob Plungers - Locking Plunger Nose – Stainless Steel

Part No.End Force, NThread(mm)(mm)(mm)(mm)(mm)(mm)(mm)ROHSCAD
CAD
With Thread Lock
With Thread LockInitialFinalABCDEFGH
Hex
SMPRTL6SMPRTL6P*0.51.5M6 x 1.013.03.03.012.025.016.06.0SMPRTL6SMPRTL6P
SMPRTL10SMPRTL10P1.09.0M10 x 1.520.05.06.019.038.025.010.0SMPRTL10SMPRTL10P
SMPRTL12SMPRTL12P2.58.0M12 x 1.7525.06.08.025.047.031.012.0SMPRTL12SMPRTL12P

No thread relief in 1/4-20 thread size and M6 thread for metric.

Delrin® Knob Plungers - Stainless Steel - Non-Locking Plunger Nose

Part No.End Force, NABCDEFGH
Hex		ROHSCAD
CAD
With Thread Lock
With Thread LockInitialFinal
SMPRT6*SMPRT6P*0.51.5M6 x 1.013.03.03.012.025.016.06.0SMPRT6SMPRT6P
SMPRT10SMPRT10P1.09.0M10 x 1.520.05.06.019.038.025.010.0SMPRT10SMPRT10P
SMPRT12SMPRT12P2.58.0M12 x 1.7525.06.08.025.047.031.012.0SMPRT12SMPRT12P

No thread relief in 1/4-20 thread size and M6 thread for metric.

Download the PDF 
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