Delrin® Knob Plungers

Locking & Non-Locking

Stainless Steel

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

Typical Uses

  • Positioning
  • Fastening
  • Securing
  • Locking
  • 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
Additional Line Drawing

ANSI (Inch/American) Tables
Metric Tables
CAD Library

Delrin® Knob Plungers - Locking - Stainless Steel

Part No.End Force, (Lbs.)ABCDEFGH
Hex		ROHSCAD
Non-LockingLockingInitialFinal
SPRTL250*SPRTL250P*0.120.361/4-200.500.130.160.500.9700.631/4
SPRTL375SPRTL375P0.252.003/8-160.750.180.250.751.400.943/8
SPRTL500SPRTL500P0.501.751/2-131.000.250.311.001.901.251/2

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

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

Part No.End Force, (Lbs.)ABCDEFGH
Hex		ROHSCAD
Non-LockingLockingInitialFinal
SPRT250*SPRT250P*0.120.361/4-200.500.130.160.500.970.631/4
SPRT375SPRT375P0.252.003/8-160.750.180.250.751.400.943/8
SPRT500SPRT500P0.501.751/2-131.000.250.311.001.901.251/2

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

Delrin® Knob Plungers - Locking – Stainless Steel

Part No.End Force, NThread(mm)(mm)(mm)(mm)(mm)(mm)(mm)ROHSCAD
Non-LockingLockingInitialFinalABCDEFGH
Hex
SMPRTL6SMPRTL6P*0.51.5M6 x 1.013.03.03.012.025.016.06.0
SMPRTL10SMPRTL10P1.09.0M10 x 1.520.05.06.019.038.025.010.0
SMPRTL12SMPRTL12P2.58.0M12 x 1.7525.06.08.025.047.031.012.0

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

Delrin® Knob Plungers - Non-Locking - Stainless Steel

Part No.End Force, NABCDEFGH
Hex		ROHSCAD
Non-LockingLockingInitialFinal
SMPRT6*SMPRT6P*0.51.5M6 x 1.013.03.03.012.025.016.06.0
SMPRT10SMPRT10P1.09.0M10 x 1.520.05.06.019.038.025.010.0
SMPRT12SMPRT12P2.58.0M12 x 1.7525.06.08.025.047.031.012.0

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

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