Standard Spring Plungers

Steel

Standard spring plungers offer long travel, large bearing surfaces and numerous material and design options including an optional locking element.

Typical Uses

Positioning
Indexing
Ejecting
With Thread Lock
Latching
Detents
Contacts
Lifters
Insulators

Special Features

Easy installation
Accurate alignment
Heavy and light end forces
Self-lubricating materials
Corrosion resistance
Wear resistance
Non-marring materials
Non-chipping materials
Special environments
Insulating properties

Download the PDF

ANSI (Inch/American) Tables

Metric Tables

CAD Library

Standard Spring Plungers - Steel w/Steel Nose

Part No.		End Force, (Lbs.)			A	B	C	D	ROHS	CAD	CAD With Thread Lock
	With Thread Lock	Initial	Mid.	Final	A	B	C	D	ROHS	CAD	CAD With Thread Lock
S48	S48P	1.5	3.0	4.5	6-32	0.53	0.063	0.044-0.045		S48	S48P
S48A	S48AP	1.0	1.3	1.6	6-32	0.38	0.063	0.044-0.045		S48A	S48AP
S50	S50P	2.7	5.0	7.3	8-32	0.63	0.094	0.069-0.070		S50	S50P
S52	S52P	2.9	7.0	11.1	10-32	0.75	0.125	0.091-0.092		S52	S52P
S54	S54N	3.0	8.0	13.0	1/4-20	1.00	0.188	0.117-0.118		S54	S54N
S54A	S54AN	3.0	8.0	13.0	1/4-28	1.00	0.188	0.117-0.118		S54A	S54AN
S54B	S54BN	2.0	5.5	9.0	1/4-20	0.75	0.125	0.117-0.118		S54B	S54BN
S56	S56N	3.0	9.0	15.0	5/16-18	1.00	0.188	0.117-0.118		S56	S56N
S58	S58N	5.5	10.0	14.5	3/8-16	1.13	0.188	0.186-0.187		S58	S58N
S60	S60N	6.6	12.0	17.4	1/2-13	1.25	0.250	0.247-0.248		S60	S60N
S62	S62N	10.5	18.0	25.5	5/8-11	1.50	0.313	0.308-0.310		S62	S62N
S64	S64N	6.7	22.0	37.3	3/4-10	1.75	0.313	0.373-0.374		S64	S64N
S66	S66N	16.0	42.0	68.0	1-8	2.41	0.500	0.496-0.498		S66	S66N

Standard Spring Plungers - Steel w/Stainless Steel Nose

Part No.		End Force, (Lbs.)			A	B	C	D	ROHS	CAD	CAD With Thread Lock
	With Thread Lock	Initial	Mid.	Final	A	B	C	D	ROHS	CAD	CAD With Thread Lock
CS48	CS48P	1.5	3.0	4.5	6-32	0.53	0.063	0.044-0.045		CS48	CS48P
CS48A	CS48AP	1.0	1.3	1.6	6-32	0.38	0.063	0.044-0.045		CS48A	CS48AP
CS50	CS50P	2.7	5.0	7.3	8-32	0.63	0.094	0.069-0.070		CS50	CS50P
CS52	CS52P	2.9	7.0	11.1	10-32	0.75	0.125	0.091-0.092		CS52	CS52P
CS54	CS54N	3.0	8.0	13.0	1/4-20	1.00	0.188	0.117-0.118		CS54	CS54N
CS54A	CS54AN	3.0	8.0	13.0	1/4-28	1.00	0.188	0.117-0.118		CS54A	CS54AN
CS54B	CS54BN	2.0	5.5	9.0	1/4-20	0.75	0.125	0.117-0.118		CS54B	CS54BN
CS56	CS56N	3.0	9.0	15.0	5/16-18	1.00	0.188	0.133-0.135		CS56	CS56N
CS58	CS58N	5.5	10.0	14.5	3/8-16	1.13	0.188	0.186-0.187		CS58	CS58N
CS60	CS60N	6.6	12.0	17.4	1/2-13	1.25	0.250	0.247-0.248		CS60	CS60N
CS62	CS62N	10.5	18.0	25.5	5/8-11	1.50	0.313	0.308-0.310		CS62	CS62N
CS64	CS64N	6.7	22.0	37.3	3/4-10	1.75	0.313	0.373-0.374		CS64	CS64N
CS66	CS66N	16.0	42.0	68.0	1-8	1.41	0.500	0.496-0.498		CS66	CS66N

Light End Force Standard Spring Plungers - Steel w/Steel Nose

Part No.			End Force, (Lbs.)		A	B	C	D	ROHS	CAD	CAD With Thread Lock
	With Thread Lock	Initial	Mid.	Final	A	B	C	D	ROHS	CAD	CAD With Thread Lock
S49	S49P	0.5	1.0	1.5	6-32	0.53	0.063	0.044-0.045		S49	S49P
S51	S51P	0.7	1.5	2.3	8-32	0.63	0.094	0.069-0.070		S51	S51P
S53	S53P	1.3	2.0	2.7	10-32	0.75	0.125	0.091-0.092		S53	S53P
S55	S55N	1.0	2.5	4.0	1/4-20	1.00	0.188	0.117-0.118		S55	S55N
S55A	S55AN	1.0	2.5	4.0	1/4-28	1.00	0.188	0.117-0.118		S55A	S55AN
S57	S57N	1.5	3.0	4.5	5/16-18	1.00	0.188	0.133-0.135		S57	S57N
S59	S59N	2.8	5.0	7.2	3/8-16	1.13	0.188	0.186-0.187		S59	S59N
S61	S61N	2.7	6.0	9.3	1/2-13	1.25	0.250	0.247-0.248		S61	S61N
S63	S63N	3.5	7.0	10.5	5/8-11	1.50	0.313	0.308-0.310		S63	S63N
S67	S67N	4.0	17.5	31.0	1-8	2.41	0.500	0.496-0.498		S67	S67N

Light End Force Standard Spring Plungers - Steel w/Stainless Steel Nose

Part No.		End Force, (Lbs.)			A	B	C	D	ROHS	CAD	CAD With Thread Lock
	With Thread Lock	Initial	Mid.	Final	A	B	C	D	ROHS	CAD	CAD With Thread Lock
CS49	CS49P	0.5	1.0	1.5	6-32	0.53	0.063	0.044-0.045		CS49	CS49P
CS51	CS51P	0.7	1.5	2.3	8-32	0.63	0.094	0.069-0.070		CS51	CS51P
CS53	CS53P	1.3	2.0	2.7	10-32	0.75	0.125	0.091-0.092		CS53	CS53P
CS55	CS55N	1.0	2.5	4.0	1/4-20	1.00	0.188	0.117-0.118		CS55	CS55N
CS55A	CS55AN	1.0	2.5	4.0	1/4-28	1.00	0.188	0.117-0.118		CS55A	CS55AN
CS57	CS57N	1.5	3.0	4.5	5/16-18	1.00	0.188	0.133-0.135		CS57	CS57N
CS59	CS59N	2.8	5.0	7.2	3/8-16	1.13	0.188	0.186-0.187		CS59	CS59N
CS61	CS61N	2.7	6.0	9.3	1/2-13	1.25	0.250	0.247-0.248		CS61	CS61N
CS63	CS63N	3.5	7.0	10.5	5/8-11	1.50	0.313	0.308-0.310		CS63	CS63N
CS67	CS67N	4.0	17.5	31.0	1-8	2.41	0.500	0.496-0.498		CS67	CS67N

Standard Spring Plungers - Steel w/Steel Nose

Part No.		End Force, N		A	B	C	D	ROHS	CAD	CAD With Thread Lock
	With Thread Lock	Initial	Final	A	B	C	D	ROHS	CAD	CAD With Thread Lock
SM4A	SM4AP	12.0	22.7	M4 x 0.7	16.0	1.5	1.8		SM4A	SM4AP
SM5A	SM5AP	13.0	39.6	M5 x 0.8	19.0	2.3	2.3		SM5A	SM5AP
SM6A	SM6AP	18.0	50.0	M6 x 1.0	20.0	2.5	2.7		SM6A	SM6AP
SM8A	SM8AN	25.0	70.0	M8 x 1.25	22.0	3.0	3.5		SM8A	SM8AN
SM10A	SM10AN	25.0	70.0	M10 x 1.5	22.0	3.0	4.0		SM10A	SM10AN
SM12A	SM12AN	45.0	110.0	M12 x 1.75	28.0	4.0	6.0		SM12A	SM12AN
SM16A	SM16AN	46.7	75.2	M16 x 2.0	38.1	5.0	7.8		SM16A	SM16AN

Light End Force Standard Spring Plungers - Steel w/Steel Nose

Part No.		End Force, N		A	B	C	D	ROHS	CAD	CAD With Thread Lock
	With Thread Lock	Initial	Final	A	B	C	D	ROHS	CAD	CAD With Thread Lock
SML4A	SML4AP	3.0	7.6	M4 x 0.7	16.0	1.5	1.8		SML4A	SML4AP
SML5A	SML5AP	5.8	10.4	M5 x 0.8	19.0	2.3	2.3		SML5A	SML5AP
SML6A	SML6AP	7.0	20.0	M6 x 1.0	20.0	2.5	2.7		SML6A	SML6AP
SML8A	SML8AN	9.0	35.0	M8 x 1.25	22.0	3.0	3.5		SML8A	SML8AN
SML10A	SML10AN	9.0	35.0	M10 x 1.5	22.0	3.0	3.5		SML10A	SML10AN
SML12A	SML12AN	10.0	55.0	M12 x 1.75	28.0	4.0	6.0		SML12A	SML12AN
SML16A	SML16AN	15.6	35.2	M16 x 2.0	38.1	5.0	7.8		SML16A	SML16AN

Download the PDF

Product Quote Form

Reset Form

* Required

*Full Name:

*Company:

*Email:

*Phone:

Fax:

*Address:

Address 2:

*City:

*State/Region:

*Zip:

*Country:

Additional Notes:

div class="quote-item">

Add a Product +

Finish My Quote

Verify

I have read and fully accept the General Terms and Conditions of Use and the Hutchinson Privacy and Cookies Policy General Terms Acceptance

I agree to be contacted by email at a later date by companies in the Hutchinson Group for information on new products, services and commercial offers. I agree to be contacted by email

The personal data collected is processed by HUTCHINSON AEROSPACE & INDUSTRY INC., in order to respond to your request for information and / or for commercial prospecting purposes if you have expressly consented thereto. Mandatory fields to be completed are marked with an asterisk. The legal basis for the processing is your consent, which you may withdraw at any time, without prejudice to previous processing operations.
In accordance with the regulation relating to personal data (GDPR), you have the right of access, rectification and erasure of your personal data, as well as the right of opposition to their processing. You may request the disclosure of your personal data and you have the right to define guidelines for the treatment of your personal data after your death. You can also request the portability of your data as well as the limitation of its processing, and/or file a complaint with your local authorities.
You can exercise your rights and ask us about the processing of your personal data by contacting us at the following email address: data.protection@hutchinson.com. To find out more read our personal data and cookies charter.