Morton Machine Works
125 Gearhart Street
Millersburg, PA 17061

Phone: 800-441-2751
Fax: 717-629-2120
Email: sales@mortonmachine.com
Website: www.mortonmachine.com
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  • Available in zinc-plated steel or stainless steel.
  • just add your own knob to customize the adapter to create a hand retractable plunger that meets your own requirements. See photos at the bottom of this page.
  • All plungers include nylon patch locking element.
    Locking Design
    (Plunger nose can be retracted and locked in the retracted position).
Prooduct Image - Hand Rectrable Plungers Threaded adapter / Locking
Unit of Measure
1 2 

Item #

Item Name

Material

End Pressure Start

End Pressure Full

Thread (A)

B

C

D

Thread (E)

F

List Price

HRP-551 N/A Retractable Plungers N/A Steel N/A 4.5 newtons lbs. N/A 22 newtons lbs. N/A M6 x 1.0 N/A 12.7 mm in. N/A 3.17 mm in. N/A 3 mm in. N/A 10-32 N/A 5.9 mm in. $19.80
HRP-552 N/A Retractable Plungers N/A Steel N/A 6.5 newtons lbs. N/A 26.5 newtons lbs. N/A M8 x 1.25 N/A 15.8 mm in. N/A 4.75 mm in. N/A 4 mm in. N/A 1/4-20 N/A 8.7 mm in. $21.10
HRP-553 N/A Retractable Plungers N/A Steel N/A 6.5 newtons lbs. N/A 35.5 newtons lbs. N/A M10 x 1.50 N/A 19 mm in. N/A 5.5 mm in. N/A 5 mm in. N/A 5/16-18 N/A 10.3 in. $23.35
HRP-554 N/A Retractable Plungers N/A Steel N/A 11 newtons lbs. N/A 44.5 newtons lbs. N/A M12 x 1.75 N/A 22.2 mm in. N/A 6.35 mm in. N/A 6 mm in. N/A 3/8-16 N/A 11.1 in. $25.40
HRP-555 N/A Retractable Plungers N/A Steel N/A 22 newtons lbs. N/A 44.5 newyons lbs. N/A M16 x 2.0 N/A 25.4 mm in. N/A 7.92 mm in. N/A 8 mm in. N/A 1/2-13 N/A 11.1 mm in. $26.00
HRP-550SS N/A Retractable Plungers N/A Stainless Steel N/A 4.5 newtons lbs. N/A 15.5 newtons lbs. N/A M5 x .8 N/A 10.3 mm in. N/A 2.36 mm in. N/A 2 mm in. N/A 10-32 N/A 5.9 mm in. $26.30
HRP-551SS N/A Retractable Plungers N/A Stainless Steel N/A 4.5 newtons lbs. N/A 22 newtons lbs. N/A M6 x 1.0 N/A 12.7 mm in. N/A 3.17 mm in. N/A 3 mm in. N/A 10-32 N/A 5.9 mm in. $28.20
HRP-552SS N/A Retractable Plungers N/A Stainless Steel N/A 6.5 newtons lbs. N/A 26.5 newtons lbs. N/A M8 x 1.25 N/A 15.8 mm in. N/A 4.75 mm in. N/A 4 mm in. N/A 1/4-20 N/A 8.7 mm in. $32.50
HRP-553SS N/A Retractable Plungers N/A Stainless Steel N/A 6.5 newtons lbs. N/A 35.5 newtons lbs. N/A M10 x 1.50 N/A 19 mm in. N/A 5.5 mm in. N/A 5 mm in. N/A 5/16-18 N/A 11.1 mm in. $34.50
HRP-554SS N/A Retractable Plungers N/A Steel N/A 11 newtons lbs. N/A 44.5 newtons lbs. N/A M12 x 1.75 N/A 22.2 mm in. N/A 6.35 mm in. N/A 6 mm in. N/A 3/8-16 N/A 11.1 mm in. $37.25
HRP-555SS N/A Retractable Plungers N/A Stainless Steel N/A 22 newtons lbs. N/A 44.5 newtons lbs. N/A M16 x 2.0 N/A 25.4 mm in. N/A 7.92 mm in. N/A 8 mm in. N/A 1/2-13 N/A 11.1 mm in. $44.00
HRP-560 N/A Retractable Plungers N/A Steel N/A 2 newtons lbs. N/A 9 newtons lbs. N/A M5 x .8 N/A 10.3 mm in. N/A 2.36 mm in. N/A 2 mm in. N/A 10-32 N/A 5.9 mm in. $18.85
HRP-561 N/A Retractable Plungers N/A Steel N/A 2 newtons lbs. N/A 11 newtons lbs. N/A M6 x 1.0 N/A 12.7 mm in. N/A 3.17 mm in. N/A 3 mm in. N/A 10-32 N/A 5.9 mm in. $19.80
HRP-562 N/A Retractable Plungers N/A Steel N/A 3 newtons lbs. N/A 13 newtons lbs. N/A M8 x 1.25 N/A 15.8 mm in. N/A 4.75 mm in. N/A 4 mm in. N/A 1/4-20 N/A 8.7 mm in. $21.10
HRP-563 N/A Retractable Plungers N/A Steel N/A 3 newtons lbs. N/A 18 newtons lbs. N/A M10 x 1.50 N/A 19 mm in. N/A 5.5 mm in. N/A 5 mm in. N/A 5/16-18 N/A 10.3 mm in. $23.35
HRP-564 N/A Retractable Plungers N/A Steel N/A 5.5 mm lbs. N/A 22 mm lbs. N/A M12 x 1.75 N/A 22.2 mm in. N/A 6.35 mm in. N/A 6 mm in. N/A 3/8-16 N/A 11.1 mm in. $25.40
HRP-565 N/A Retractable Plungers N/A Steel N/A 13 newtons lbs. N/A 26.5 newtons lbs. N/A M16 x 2.0 N/A 25.4 mm in. N/A 7.92 mm in. N/A 8 mm in. N/A 1/2-13 N/A 11.1 mm in. $26.00
HRP-560SS N/A Retractable Plungers N/A Stainless Steel N/A 2 newtons lbs. N/A 9 newtons lbs. N/A M5 x .8 N/A 10.3 mm in. N/A 2.36 mm in. N/A 2 mm in. N/A 10-32 N/A 5.9 mm in. $26.30
HRP-561SS N/A Retractable Plungers N/A Stainless Steel N/A 2 newtons lbs. N/A 11 newtons lbs. N/A M6 x 1.0 N/A 12.7 mm in. N/A 3.17 mm in. N/A 3 mm in. N/A 10-32 N/A 5.9 mm in. $38.20
HRP-562SS N/A Retractable Plungers N/A Stainless Steel N/A 3 newtons lbs. N/A 13 newtons lbs. N/A M8 x 1.25 N/A 15.8 mm in. N/A 4.75 mm in. N/A 4 mm in. N/A 1/4-20 N/A 8.7 mm in. $32.50
HRP-563SS N/A Retractable Plungers N/A Stainless Steel N/A 3 newtons lbs. N/A 18 newtons lbs. N/A M10 x 1.50 N/A 19 mm in. N/A 5.5 mm in. N/A 5 mm in. N/A 5/16-18 N/A 10.3 in. $34.50
HRP-564SS N/A Retractable Plungers N/A Stainless Steel N/A 5.5 newtons lbs. N/A 22 newtons lbs. N/A M12 x 1.75 N/A 22.2 mm in. N/A 6.35 mm in. N/A 6 mm in. N/A 3/8-16 N/A 11.1 mm in. $37.25
HRP-565SS N/A Retractable Plungers N/A Stainless Steel N/A 13 newtons lbs. N/A 26.5 newtons lbs. N/A M16 x 2.0 N/A 25.4 mm in. N/A 7.92 mm in. N/A 8 mm in. N/A 1/2-13 N/A 11.1 mm in. $44.00
Unit of Measure
1 2