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Spring Plungers

Spring Plungers

Spring plungers are precision components designed to apply accurate spring force for positioning, indexing, and securing parts in place. They are commonly used in jigs, fixtures, and machinery to hold workpieces, locate components, or create smooth, repeatable movements.

Available in multiple thread sizes, material and tip styles.

Ideal for jigs, fixtures, and mechanical assemblies.

Select your sizes

Available in multiple thread sizes, material and tip styles.

Ideal for jigs, fixtures, and mechanical assemblies.

K0309 - Spring Plungers With Slot And Ball In Steel

K0310 - Spring Plungers With Slot And Ball In Stainless Steel

K0321 - Spring Plungers With Slot And Ball In Steel With Thread Lock

K0322 - Spring Plungers With Slot And Ball In Stainless Steel With Thread Lock

K0311 - Spring Plungers With Slot And POM ball In Plastic

K0312 - Spring Plungers With Slot And Stainless Steel Ball In Plastic

K0315 - Spring Plungers With Hexagon Socket And Ball In Steel

K0316 - Spring Plungers With Hexagon Socket And Ball In Stainless Steel

K0325 - Spring Plungers With Hex Socket And Ball In Steel With Thread Lock

K0326 - Spring Plungers With Hex Socket And Ball In Stainless Steel With Thread Lock

K0313 - Spring Plungers With Slot And Thrust Pin In Steel

K0314 - Spring Plungers With Slot And Thrust Pin In Stainless Steel

K0323 - Spring Plungers With Slot And Thrust Pin In Steel With Thread Lock

K0324 - Spring Plungers With Slot And Thrust Pin In Stainless Steel With Thread Lock

K0317 - Spring Plungers With Hexagon Socket And Thrust Pin In Steel

K0318 - Spring Plungers In Steel With Hex Socket And POM Thrust Pin

K0319 - Spring Plungers With Hexagon Socket In Stainless Steel

K0320 - Spring Plungers With Hexagon Socket And POM Thrust Pin In Stainless Steel

K0327 - Spring Plungers With Hexagon Socket And Thrust Pin In Steel With Thread Lock

K0328 - Spring Plungers With Hexagon Socket And POM Thrust Pin In Steel With Thread Lock

K0329 - Spring Plungers With Hexagon Socket And Thrust Pin In Stainless Steel, With Thread Lock

K0330 - Spring Plungers With Hexagon Socket And POM Thrust Pin In Stainless Steel With Thread Lock

K0333 - Spring Plungers Smooth Version In Stainless Steel

K0334 - Spring Plungers Smooth Version In Plastic

K0317 - Assembly Keys For Spring Plungers

K0335 - Spring Plungers In Stainless Steel No Collar Size 3-12mm

K0368 - Lateral Spring Plungers In Aluminium & Steel Size 6-16mm

K0582 - Spring Plunger In Stainless Steel With 'O' Ring Size 4-12mm

K0657 - Spring Plungers Long Version Steel M8-M16

K1171 - Spring Plungers In Plastic Smooth Version Self Clamping

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Move drawing here

	±S	Assembly key g	D	D1	D2	H	L	L1	Loosening torque, approx. Nm	Material	N	S	Spring force final pressure F2 approx. N	Spring force initial pressure F1 approx. N	Suitable for spring plungers with ØD	Suitable for, ,	T1	Travel S	X if Y = 2	X if Y = 3	X if Y = 4,5	X if Y = 6	X if Y = 8	Price (Exc. Tax)	Stock
Filters
K0323.105 View product	--	--	M5	2,4	--	2	12	6	0,08	--	0,8	--	--	--	--	--	--	--	--	--	--	--	--	£1.74	0
K0318.05 View product	--	14	M5	2,4	--	2,3	18	--	--	--	0,8	1,5	--	--	--	--	0,8	--	--	--	--	--	--	£1.56	21
K0316.204 View product	--	--	M4	2,5	--	0,8	10	--	--	--	--	2	--	--	--	--	--	--	--	--	--	--	--	£4.59	5
K0313.105 View product	--	--	M5	2,4	--	2	12	--	--	--	0,8	--	--	--	--	--	--	--	--	--	--	--	--	£0.79	82
K0319.205 View product	--	14	M5	2,4	--	2,3	18	--	--	--	0,8	1,5	--	--	--	--	0,8	--	--	--	--	--	--	£5.41	0
K0324.105 View product	--	--	M5	2,4	--	2	12	6	0,08	--	0,8	--	--	--	--	--	--	--	--	--	--	--	--	£2.63	8
K0317.05 View product	--	14	M5	2,4	--	2,3	18	--	--	--	0,8	1,5	--	--	--	--	0,8	--	--	--	--	--	--	£1.95	0
K0315.204 View product	--	--	M4	2,5	--	0,8	10	--	--	--	--	2	--	--	--	--	--	--	--	--	--	--	--	£1.17	4
K0314.105 View product	--	--	M5	2,4	--	2	12	--	--	--	0,8	--	--	--	--	--	--	--	--	--	--	--	--	£2.16	36
K0321.204 View product	--	--	M4	2,5	--	0,8	9	5	0,12	--	0,6	--	--	--	--	--	--	--	--	--	--	--	--	£1.56	0
K0317.906 View product	--	--	--	--	--	--	--	--	--	--	--	--	--	--	M6	D=M6	--	--	--	--	--	--	--	£9.07	1
K0322.204 View product	--	--	M4	2,5	--	0,8	9	5	0,12	--	0,6	--	--	--	--	--	--	--	--	--	--	--	--	£3.50	0
K0309.204 View product	--	--	M4	2,5	--	0,8	9	--	--	--	0,6	--	--	--	--	--	--	--	--	--	--	--	--	£0.92	0
K0310.204 View product	--	--	M4	2,5	--	0,8	9	--	--	--	0,6	--	--	--	--	--	--	--	--	--	--	--	--	£1.92	35
K1171.10 View product	--	--	10	8	11	2,4	13,5	1,5	--	--	--	--	22,3	11,9	--	--	--	--	--	--	--	--	--	£1.56	0
K0326.05 View product	--	--	M5	3	--	0,9	14	6	0,08	--	--	2,5	--	--	--	--	--	--	--	--	--	--	--	£4.95	0
K0327.106 View product	--	--	M6	2,7	--	2,5	20	7	0,22	--	1	2	--	--	--	--	1	--	--	--	--	--	--	£2.02	29
K0329.08 View product	--	--	M8	3,5	--	3	22	8	0,37	--	1,2	2,5	--	--	--	--	1,4	--	--	--	--	--	--	£4.58	99
K0333.304 View product	--	--	4	3	4.6	--	5	1	--	POM	--	--	7	3	--	--	--	0.6	--	--	--	--	--	£0.97	0
K0334.06 View product	--	--	6	5	6.5	1.5	7	1	--	Stainless Steel	--	--	12	6	--	--	--	--	--	--	--	--	--	£0.59	558
K0368.21056 View product	0,8	--	10	5	10	--	11	6,7	--	--	--	--	--	--	--	--	--	--	1,5	1,7	1,7	1,7	1,7	£5.62	0
K0325.05 View product	--	--	M5	3	--	0,9	14	6	0,08	--	--	2,5	--	--	--	--	--	--	--	--	--	--	--	£2.23	0
K0328.08 View product	--	--	M8	3,5	--	3	22	8	0,37	--	1,2	2,5	--	--	--	--	1,4	--	--	--	--	--	--	£2.39	79
K0330.12 View product	--	--	M12	6	--	4	28	10	1,3	--	2	4	--	--	--	--	2	--	--	--	--	--	--	£11.13	0
K0335.305 View product	--	--	5	4	--	0,9	12	--	--	--	--	--	30	19	--	--	--	--	--	--	--	--	--	£1.13	23
K0323.205 View product	--	--	M5	2,4	--	2	12	6	0,08	--	0,8	--	--	--	--	--	--	--	--	--	--	--	--	£1.76	563
K0320.08 View product	--	33	M8	3,5	--	3	22	--	--	--	1,2	2,5	--	--	--	--	1,4	--	--	--	--	--	--	£5.92	0
K0324.205 View product	--	--	M5	2,4	--	2	12	6	0,08	--	0,8	--	--	--	--	--	--	--	--	--	--	--	--	£3.83	0
K0318.105 View product	--	14	M5	2,4	--	2,3	18	--	--	--	0,8	1,5	--	--	--	--	0,8	--	--	--	--	--	--	£1.76	3
K0314.205 View product	--	--	M5	2,4	--	2	12	--	--	--	0,8	--	--	--	--	--	--	--	--	--	--	--	--	£3.14	0
K0322.05 View product	--	--	M5	3	--	0,9	12	6	0,08	--	0,8	--	--	--	--	--	--	--	--	--	--	--	--	£2.30	44
K0317.105 View product	--	14	M5	2,4	--	2,3	18	--	--	--	0,8	1,5	--	--	--	--	0,8	--	--	--	--	--	--	£1.52	33
K0319.06 View product	--	14	M6	2,7	--	2,5	20	--	--	--	1	2	--	--	--	--	1	--	--	--	--	--	--	£3.52	5
K0317.908 View product	--	--	--	--	--	--	--	--	--	--	--	--	--	--	M8	D=M8	--	--	--	--	--	--	--	£15.36	0
K0321.05 View product	--	--	M5	3	--	0,9	12	6	0,08	--	0,8	--	--	--	--	--	--	--	--	--	--	--	--	£1.47	0
K0316.404 View product	--	--	M4	2,5	--	0,8	16	--	--	--	--	2	--	--	--	--	--	--	--	--	--	--	--	£3.49	7
K0313.205 View product	--	--	M5	2,4	--	2	12	--	--	--	0,8	--	--	--	--	--	--	--	--	--	--	--	--	£0.81	20
K0315.404 View product	--	--	M4	2,5	--	0,8	16	--	--	--	--	2	--	--	--	--	--	--	--	--	--	--	--	£2.07	74
K0309.404 View product	--	--	M4	2,5	--	0,8	16	--	--	--	0,6	--	--	--	--	--	--	--	--	--	--	--	--	£1.09	74
K0310.404 View product	--	--	M4	2,5	--	0,8	16	--	--	--	0,6	--	--	--	--	--	--	--	--	--	--	--	--	£2.98	36
K0327.206 View product	--	--	M6	2,7	--	2,5	20	7	0,22	--	1	2	--	--	--	--	1	--	--	--	--	--	--	£2.02	29
K1171.204 View product	--	--	4	3	4,6	0,8	5	1	--	--	--	--	6,5	3	--	--	--	--	--	--	--	--	--	£0.92	0
K0335.206 View product	--	--	6	5	--	1,5	14	--	--	--	--	--	40	22	--	--	--	--	--	--	--	--	--	£1.53	216
K0329.208 View product	--	--	M8	3,5	--	3	22	8	0,37	--	1,2	2,5	--	--	--	--	1,4	--	--	--	--	--	--	£6.98	0
K0333.404 View product	--	--	4	3	4.6	--	9	1	--	POM	--	--	22	12	--	--	--	0.6	--	--	--	--	--	£1.16	15
K0334.206 View product	--	--	6	5	6.5	1.5	7	1	--	POM	--	--	12	6	--	--	--	--	--	--	--	--	--	£0.67	0
K0325.205 View product	--	--	M5	3	--	0,9	14	6	0,08	--	--	2,5	--	--	--	--	--	--	--	--	--	--	--	£1.63	48
K0368.21058 View product	0,8	--	10	5	10	--	11	6,7	--	--	--	--	--	--	--	--	--	--	1,5	1,7	1,7	1,7	1,7	£5.62	0

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        "Loosening torque, approx. Nm",
        "Material",
        "N",
        "S",
        "Spring force\nfinal pressure\nF2 approx. N",
        "Spring force\ninitial pressure\nF1 approx. N",
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Spring Plungers

£1.74

£1.56

£4.59

£0.79

£5.41

£2.63

£1.95

£1.17

£2.16

£1.56

£9.07

£3.50

£0.92

£1.92

£1.56

£4.95

£2.02

£4.58

£0.97

£0.59

£5.62

£2.23

£2.39

£11.13

£1.13

£1.76

£5.92

£3.83

£1.76

£3.14

£2.30

£1.52

£3.52

£15.36

£1.47

£3.49

£0.81

£2.07

£1.09

£2.98

£2.02

£0.92

£1.53

£6.98

£1.16

£0.67

£1.63

£5.62

Spring Plunger. M5 Thread. 12mm Long. 2.4mm Pin Diameter. 3N Spring Force. Steel.

Spring Plunger. Thread M5. Length 18mm. Pin Diameter 2.4mm. Spring Force 6N. Steel.

Spring Plunger. Thread M4. Length 10mm. Ball Diameter 2.5mm. Spring Force 12N. Stainless Steel.

Spring Plunger. Thread M5. Length 12mm. Pin Diameter 2.4mm. Spring Force 3N. Steel.

Spring Plunger. Thread M5. Length 18mm. Pin Diameter 2.4mm. Spring Force 9N. Stainless Steel.

Spring Plunger. Thread M5. Length 12mm. Pin Diameter 2.4mm. Spring Force 3N. Stainless Steel.

Spring Plunger. Thread M5. Length 18mm. Pin Diameter 2.4mm. Spring Force 6N. Steel.

Spring Plunger. Thread M4. Length 10mm. Ball Diameter 2.5mm. Spring Force 12N. Steel.

Spring Plunger. Thread M5. Length 12mm. Pin Diameter 2.4mm. Spring Force 3N. Stainless Steel.

Spring Plunger. Thread M4. Length 9mm. Ball Diameter 2.5mm. Spring Force 12N. Steel.

Assembly Key For M6 Spring Plungers

Spring Plunger. Thread M4. Length 9mm. Ball Diameter 2.5mm. Spring Force 12N. Stainless Steel.

Spring Plunger. M4 Thread. 9mm Long. 2.5mm Ball Diameter. 12N Spring Force. Steel.

Spring Plunger. M4 Thread. 9mm. Length 2.5mm Ball Diameter. 12N Spring Force. Stainless Steel.

Spring Plunger. 10mm Hole Diameter. 13.5mm Long. 10mm Ball Diameter. 11.9N Spring Force. Plastic & Stainless Steel.

Spring Plunger. Thread M5. Length 14mm. Ball Diameter 3mm. Spring Force 6N. Stainless Steel.

Spring Plunger. Thread M6. Length 20mm. Pin Diameter 2.7mm. Spring Force 3N. Steel.

Spring Plunger. Thread M8. Length 22mm. Pin Diameter 3.5mm. Spring Force 7N. Stainless Steel.

Spring Plunger. Hole Diameter 4mm. Length 5mm. Ball Diameter 3mm. Spring Force 3N Stainless Steel.

Spring Plunger. 6mm Hole Diameter. 7mm Long. 5mm Ball Diameter. 6N Spring Force. Plastic.

Lateral Spring Plunger. Hole Diameter 10mm. Pin Height 11mm. Pin Diameter 5mm. Aluminium.

Spring Plunger. Thread M5. Length 14mm. Ball Diameter 3mm. Spring Force 6N. Steel.

Spring Plunger. Thread M8. Length 22mm. Pin Diameter 3.5mm. Spring Force 9N. Steel.

Spring Plunger. M12 Thread. 28mm Long. 6mm Pin Diameter. 10N Spring Force. Stainless Steel.

Spring Plunger. 5mm Hole Diameter. 12mm Long. 4mm Ball Diameter. 19N Spring Force. Stainless Steel.

Spring Plunger. M5 Thread. 12mm Long. 2.4mm Pin Diameter. 9N Spring Force. Steel.

Spring Plunger. Thread M8. Length 22mm. Ball Diameter 3.5mm. Spring Force 7N. Stainless Steel.

Spring Plunger. Thread M5. Length 12mm. Pin Diameter 2.4mm. Spring Force 9N. Stainless Steel.

Spring Plunger. Thread M5. Length 18mm. Pin Diameter 2.4mm. Spring Force 3N. Steel.

Spring Plunger. Thread M5. Length 12mm. Pin Diameter 2.4mm. Spring Force 9N. Stainless Steel.

Spring Plunger. Thread M5. Length 12mm. Ball Diameter 3mm. Spring Force 8N. Stainless Steel.