Spring Plungers SPSSDN

Type: KSN - Stainless steel, high spring load
Identification: N - With locking element

Product Family Stainless Steel

Standard parts made of rustproof stainless steel have been designed for use in the food sector, in the chemical industry, for aggressive ambient conditions or for outdoor use.

corrosion-resistant
precise fit
environmentally friendly

Show all Stainless Steel products

Standard Sheet SPSSDN Print This Page Stainless Steel Characteristics

Product description

Spring plungers SPSSDN offer long life and high resistance to repeated impacts, moisture, solvents, and heat up to 190 °F (88 °C). Delrin^® plastic nose pins have electrical insulating properties and will not mar soft metals such as brass or aluminum. Has a self-lubricating surface.

The locking element is supplied as either a patch or pellet and is not recommended for use in aluminum applications.

Specification

Housing / spring
Stainless steel AISI 303

Nose pin
Delrin^® plastic

RoHS

Part Number A - Without locking element	Part Number N - With locking element	d₁	d₂	Length l	w Compression	Spring load ≈ Standard (Type KN) Initial	End	Spring load ≈ High (Type KSN) Initial	End

L04-3860	L04-3887	8 x 32	0.070	0.625	0.093	0.70 lbf (3.11 N)	2.30 lbf (10.23 N)	-	-
L04-3863	L04-3890	10 x 32	0.093	0.750	0.125	1.30 lbf (5.78 N)	2.70 lbf (12.01 N)	-	-
L04-3866	L04-3893	1/4 x 20	0.119	1.000	0.187	1.00 lbf (4.44 N)	4.00 lbf (17.79 N)	-	-
L04-3869	L04-3896	1/4 x 28	0.119	1.000	0.187	1.00 lbf (4.44 N)	4.00 lbf (17.79 N)	-	-
L04-3872	L04-3899	5/16 x 18	0.135	1.000	0.187	1.50 lbf (6.67 N)	4.50 lbf (20.01 N)	-	-
L04-3875	L04-3902	3/8 x 16	0.186	1.125	0.187	2.80 lbf (12.45 N)	7.20 lbf (32.02 N)	-	-
L04-3878	L04-3905	1/2 x 13	0.248	1.250	0.250	2.70 lbf (12.01 N)	9.30 lbf (41.36 N)	-	-
L04-3881	L04-3908	5/8 x 11	0.310	1.500	0.312	3.50 lbf (15.56 N)	10.50 lbf (46.7 N)	-	-

Part Number A - Without locking element	Part Number N - With locking element	d₁	d₂	Length l	w Compression	Spring load ≈ Standard (Type KN) Initial	End	Spring load ≈ High (Type KSN) Initial	End

L04-3800	L04-3830	8 x 32	0.070	0.625	0.093	-	-	2.70 lbf (12.01 N)	7.30 lbf (32.47 N)
L04-3803	L04-3833	10 x 32	0.093	0.750	0.125	-	-	2.90 lbf (12.89 N)	11.10 lbf (49.37 N)
L04-3809	L04-3839	1/4 x 20	0.119	1.000	0.187	-	-	3.00 lbf (13.34 N)	13.00 lbf (57.82 N)
L04-3812	L04-3842	1/4 x 28	0.119	1.000	0.187	-	-	3.00 lbf (13.34 N)	13.00 lbf (57.82 N)
L04-3815	L04-3845	5/16 x 18	0.135	1.000	0.187	-	-	3.00 lbf (13.34 N)	15.00 lbf (66.72 N)
L04-3818	L04-3848	3/8 x 16	0.186	1.125	0.187	-	-	5.50 lbf (24.46 N)	14.50 lbf (64.49 N)
L04-3821	L04-3851	1/2 x 13	0.248	1.250	0.250	-	-	6.60 lbf (29.35 N)	17.40 lbf (77.39 N)
L04-3824	L04-3854	5/8 x 11	0.310	1.500	0.312	-	-	10.50 lbf (46.7 N)	25.50 lbf (113.42 N)

Part Number
A - Without locking element

Part Number
N - With locking element

d₁

d₂

Length l

w
Compression

Spring load ≈
Standard (Type KN)
Initial

End

Spring load ≈
High (Type KSN)
Initial

End

L04-3800

L04-3830

8 x 32

0.070

0.625

0.093

2.70 lbf (12.01 N)

7.30 lbf (32.47 N)

L04-3803

L04-3833

10 x 32

0.093

0.750

0.125

2.90 lbf (12.89 N)

11.10 lbf (49.37 N)

L04-3809

L04-3839

1/4 x 20

0.119

1.000

0.187

3.00 lbf (13.34 N)

13.00 lbf (57.82 N)

L04-3812

L04-3842

1/4 x 28

0.119

1.000

0.187

3.00 lbf (13.34 N)

13.00 lbf (57.82 N)

L04-3815

L04-3845

5/16 x 18

0.135

1.000

0.187

3.00 lbf (13.34 N)

15.00 lbf (66.72 N)

L04-3818

L04-3848

3/8 x 16

0.186

1.125

0.187

5.50 lbf (24.46 N)

14.50 lbf (64.49 N)

L04-3821

L04-3851

1/2 x 13

0.248

1.250

0.250

6.60 lbf (29.35 N)

17.40 lbf (77.39 N)

L04-3824

L04-3854

5/8 x 11

0.310

1.500

0.312

10.50 lbf (46.7 N)

25.50 lbf (113.42 N)

Selected Part

d₁	d₂	Length l	w Compression	Spring load ≈ Standard (Type KN) Initial	End	Spring load ≈ High (Type KSN) Initial	End

8 x 32*	0.070	0.625	0.093	0.70 lbf (3.11 N)	2.30 lbf (10.23 N)	2.70 lbf (12.01 N)	7.30 lbf (32.47 N)
10 x 32*	0.093	0.750	0.125	1.30 lbf (5.78 N)	2.70 lbf (12.01 N)	2.90 lbf (12.89 N)	11.10 lbf (49.37 N)
1/4 x 20	0.119	1.000	0.187	1.00 lbf (4.44 N)	4.00 lbf (17.79 N)	3.00 lbf (13.34 N)	13.00 lbf (57.82 N)
1/4 x 28	0.119	1.000	0.187	1.00 lbf (4.44 N)	4.00 lbf (17.79 N)	3.00 lbf (13.34 N)	13.00 lbf (57.82 N)
5/16 x 18	0.135	1.000	0.187	1.50 lbf (6.67 N)	4.50 lbf (20.01 N)	3.00 lbf (13.34 N)	15.00 lbf (66.72 N)
3/8 x 16	0.186	1.125	0.187	2.80 lbf (12.45 N)	7.20 lbf (32.02 N)	5.50 lbf (24.46 N)	14.50 lbf (64.49 N)
1/2 x 13	0.248	1.250	0.250	2.70 lbf (12.01 N)	9.30 lbf (41.36 N)	6.60 lbf (29.35 N)	17.40 lbf (77.39 N)
5/8 x 11	0.310	1.500	0.312	3.50 lbf (15.56 N)	10.50 lbf (46.7 N)	10.50 lbf (46.7 N)	25.50 lbf (113.42 N)

Part Number

Total (net)

US$8.86

In Stock: 990

In Stock

Quantity

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Please note our quantity discounts (US Dollars).

Min	Max	Price
1	99	US$8.86
100	249	US$8.12
250	499	US$7.39
≥ 500		US$6.65

Prop 65: Not compliant

WARNING:
Cancer and Reproductive Harm - www.P65Warnings.ca.gov

RoHS: Compliant

This article is RoHS-compliant in application of Annex III., which means it complies with EU Directive 2011/65/EU, including extension (2015/863/EU), for restricting the use of certain hazardous substances in electrical and electronic devices. The Directive regulates the use of hazardous substances in devices and components. The implementation in national law is summarily described with RoHS(Restriction of (the use of certain) hazardous substances)).

Weight: 0.005 lbs

If weight is not listed, please contact our Sales Department for additional information regarding weight.
Phone: 800-877-8351