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Please note that some of the items may take longer lead time to ship due to Japan New Year holidays (29-Dec-2024 to 5-Jan-2025). Early order placement is recommended. We apologize for the inconvenience caused and appreciate your kind understanding. [Details]
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Spring Plunger (with Long Lock) (LPL, LPLN)

Spring Plunger (with Long Lock) (LPL, LPLN)

IMAO CORPORATION

IMAO CORPORATION

Self-locking type spring plungers. Plastic (LPLN) nose types are also available. Available in three types of load for different screw diameters (excluding certain diameters). Available in a variety of materials.

Part Number

Configured Part Number is shown.

Product Specifications
Part Numbers
Catalog

Spring Plunger (With Long Lock) (LPL, LPLN) Specifications

LPL: for medium load, steel pin, identification: no lines / LPLN: for light load, plastic pin, identification: 1 line

LPL: for medium load, steel pin, identification: no lines
LPLN: for light load, plastic pin, identification: 1 line

Spring Plunger (With Long Lock) (LPL, LPLN) dimensions

Spring Plunger (With Long Lock) (LPL, LPLN) dimensions

Material Table

Type	Main Body	Coil Spring	Center Pin	Long Lock
LPLL LPL LPLH	SUM22L Black oxide coating	SWPA	SUM22L Black oxide coating (Zinc plating for LPLL10, LPLL12 only) HRC56 to 60	Polyamide
LPLNL LPLN	SUM22L Black oxide coating	SWPA	Polyacetal	Polyamide

Size Table

Size		M	d	L	S	Lf	Lf₁	W	W₁	A	Moment (N·m)		Weight (g)	Applicable Dedicated Wrench
Size		M	d	L	S	Lf	Lf₁	W	W₁	A	Mounting	Removing	Weight (g)	Applicable Dedicated Wrench
LPLL LPL LPLH LPLNL LPLN	5	M5 × 0.8	2.4	18	2.3	2	0.8	1.5	0.8	7	0.12	0.08	1.3	PW5
	6	M6 × 1	2.7	20	2.5	2.5	1	2	1	7	0.45	0.22	2.5	PW6
	8	M8 × 1.25	3.5	22	3	3	1.4	2.5	1.2	8	1.05	0.37	6	PW8
	10	M10 × 1.5	4	22	3	3.5	1.4	3	1.6	9	1.3	0.6	9	PW10
	12	M12 × 1.75	6	28	4	5	2	4	2	10	2	1.3	16	PW12
	16	M16 × 2	7.5	32	5	6	2.5	5	2.5	14	3.9	3	35	PW16

Steel Pin Load Table

For Light Loads (1 Line)		For Medium Loads (No Line)		For Heavy Loads (2 Lines)
Part Number	Load (N) Min To Max	Part Number	Load (N) Min To Max	Part Number	Load (N) Min To Max
LPLL5	3 to 10	LPL5	6 to 20	LPLH5	11 to 29
LPLL6	3 to 9	LPL6	7 to 20	LPLH6	14 to 37
LPLL8	4 to 16	LPL8	9 to 35	LPLH8	22 to 65
LPLL10	4 to 16	LPL10	9 to 35	LPLH10	19 to 70
LPLL12	5 to 27	LPL12	10 to 55	LPLH12	25 to 85
LPLL16	20 to 45	LPL16	45 to 100	LPLH16	60 to 150

Plastic Pin Load Table

For Light Loads (1 Line)		For Medium Loads (No Line)
Part Number	Load (N) Min To Max	Part Number	Load (N) Min To Max
LPLNL5	3 to 10	LPLN5	6 to 20
LPLNL6	3 to 9	LPLN6	7 to 20
LPLNL8	4 to 16	LPLN8	9 to 35
LPLNL10	4 to 16	LPLN10	9 to 35
LPLNL12	5 to 27	LPLN12	10 to 55
LPLNL16	20 to 45	LPLN16	45 to 100

: 30; 45; 60

1

Part Number
LPL5
LPL6
LPL8
LPL10
LPL12
LPL16
LPLH5
LPLH6
LPLH8
LPLH10
LPLH12
LPLH16
LPLL5
LPLL6
LPLL8
LPLL10
LPLL12
LPLL16
LPLN5
LPLN6
LPLN8
LPLN10
LPLN12
LPLN16
LPLNL5
LPLNL6
LPLNL8
LPLNL10
LPLNL12
LPLNL16

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Tip material	Outer Diameter D (or Male Thread M) (mm)	Stroke S (mm)	Tip surface treatment	Tip heat treatment	Vertical Load (Range) (N)	Minimum Load (N)	Max. Load (N)	Length L (mm)	Tip outer diameter d (φ)	Thread Pitch (mm)	Load Identification	Mounting moment (N·m)	Remove moment (N·m)	Applicable Dedicated Wrench
	MYR 43.29	1 Piece(s)		9 Day(s)	10	Steel	5	2.3	Black Oxide Coating	Carburized	0.01~50	6	20	18	2.4	0.8	For heavy loads (no line)	0.12	0.08	PW5
	MYR 44.51	1 Piece(s)		9 Day(s)	10	Steel	6	2.5	Black Oxide Coating	Carburized	0.01~50	7	20	20	2.7	1	For heavy loads (no line)	0.45	0.22	PW6
	MYR 51.77	1 Piece(s)		5 Day(s) or more	10	Steel	8	3	Black Oxide Coating	Carburized	0.01~50	9	35	22	3.5	1.25	For heavy loads (no line)	1.05	0.37	PW8
	MYR 56.51	1 Piece(s)		7 Day(s) or more	10	Steel	10	3	Black Oxide Coating	Carburized	0.01~50	9	35	22	4	1.5	For heavy loads (no line)	1.3	0.6	PW10
	MYR 109.32	1 Piece(s)		7 Day(s) or more	10	Steel	12	4	Black Oxide Coating	Carburized	0.01~50	10	55	28	6	1.75	For heavy loads (no line)	2	1.3	PW12
	MYR 133.54	1 Piece(s)		9 Day(s)	10	Steel	16	5	Black Oxide Coating	Carburized	0.01~50	45	100	32	7.5	2	For heavy loads (no line)	3.9	3	PW16
	MYR 43.29	1 Piece(s)		9 Day(s)	10	Steel	5	2.3	Black Oxide Coating	Carburized	0.01~50	11	29	18	2.4	0.8	For very heavy loads (2 lines)	0.12	0.08	PW5
	MYR 44.51	1 Piece(s)		9 Day(s)	10	Steel	6	2.5	Black Oxide Coating	Carburized	0.01~50	14	37	20	2.7	1	For very heavy loads (2 lines)	0.45	0.22	PW6
	MYR 51.11	1 Piece(s)		9 Day(s)	10	Steel	8	3	Black Oxide Coating	Carburized	0.01~50	22	65	22	3.5	1.25	For very heavy loads (2 lines)	1.05	0.37	PW8
	MYR 56.51	1 Piece(s)		9 Day(s)	10	Steel	10	3	Black Oxide Coating	Carburized	0.01~50	19	70	22	4	1.5	For very heavy loads (2 lines)	1.3	0.6	PW10
	MYR 109.32	1 Piece(s)		9 Day(s)	10	Steel	12	4	Black Oxide Coating	Carburized	0.01~50	25	85	28	6	1.75	For very heavy loads (2 lines)	2	1.3	PW12
	MYR 133.54	1 Piece(s)		9 Day(s)	10	Steel	16	5	Black Oxide Coating	Carburized	50.01~100	60	150	32	7.5	2	For very heavy loads (2 lines)	3.9	3	PW16
	MYR 43.29	1 Piece(s)		9 Day(s)	10	Steel	5	2.3	Zinc Plating	Carburized	0.01~50	3	10	18	2.4	0.8	For light loads (1 line)	0.12	0.08	PW5
	MYR 44.51	1 Piece(s)		9 Day(s)	10	Steel	6	2.5	Zinc Plating	Carburized	0.01~50	3	9	20	2.7	1	For light loads (1 line)	0.45	0.22	PW6
	MYR 51.11	1 Piece(s)		9 Day(s)	10	Steel	8	3	Zinc Plating	Carburized	0.01~50	4	16	22	3.5	1.25	For light loads (1 line)	1.05	0.37	PW8
	MYR 56.51	1 Piece(s)		9 Day(s)	10	Steel	10	3	Zinc Plating	Carburized	0.01~50	4	16	22	4	1.5	For light loads (1 line)	1.3	0.6	PW10
	MYR 109.32	1 Piece(s)		9 Day(s)	10	Steel	12	4	Zinc Plating	Carburized	0.01~50	5	27	28	6	1.75	For light loads (1 line)	2	1.3	PW12
	MYR 133.54	1 Piece(s)		9 Day(s)	10	Steel	16	5	Zinc Plating	Carburized	0.01~50	20	45	32	7.5	2	For light loads (1 line)	3.9	3	PW16
	MYR 48.03	1 Piece(s)		9 Day(s)	10	Resin	5	2.3	No	-	0.01~50	6	20	18	2.4	0.8	For heavy loads (no line)	0.12	0.08	PW5
	MYR 49.83	1 Piece(s)		9 Day(s)	10	Resin	6	2.5	No	-	0.01~50	7	20	20	2.7	1	For heavy loads (no line)	0.45	0.22	PW6
	MYR 57.02	1 Piece(s)		9 Day(s)	10	Resin	8	3	No	-	0.01~50	9	35	22	3.5	1.25	For heavy loads (no line)	1.05	0.37	PW8
	MYR 67.74	1 Piece(s)		9 Day(s)	10	Resin	10	3	No	-	0.01~50	9	35	22	4	1.5	For heavy loads (no line)	1.3	0.6	PW10
	MYR 121.13	1 Piece(s)		9 Day(s)	10	Resin	12	4	No	-	0.01~50	10	55	28	6	1.75	For heavy loads (no line)	2	1.3	PW12
	MYR 151.26	1 Piece(s)		9 Day(s)	10	Resin	16	5	No	-	0.01~50	45	100	32	7.5	2	For heavy loads (no line)	3.9	3	PW16
	MYR 48.03	1 Piece(s)		9 Day(s)	10	Resin	5	2.3	No	-	0.01~50	3	10	18	2.4	0.8	For light loads (1 line)	0.12	0.08	PW5
	MYR 49.83	1 Piece(s)		9 Day(s)	10	Resin	6	2.5	No	-	0.01~50	3	9	20	2.7	1	For light loads (1 line)	0.45	0.22	PW6
	MYR 57.02	1 Piece(s)		7 Day(s) or more	10	Resin	8	3	No	-	0.01~50	4	16	22	3.5	1.25	For light loads (1 line)	1.05	0.37	PW8
	MYR 67.74	1 Piece(s)		9 Day(s)	10	Resin	10	3	No	-	0.01~50	4	16	22	4	1.5	For light loads (1 line)	1.3	0.6	PW10
	MYR 121.13	1 Piece(s)		9 Day(s)	10	Resin	12	4	No	-	0.01~50	5	27	28	6	1.75	For light loads (1 line)	2	1.3	PW12
	MYR 151.26	1 Piece(s)		9 Day(s)	10	Resin	16	5	No	-	0.01~50	20	45	32	7.5	2	For light loads (1 line)	3.9	3	PW16

Loading...

1

Product TOP

Basic Information

Body Material	Steel	Mounting Method	Screw-In	Stop loosening	Presence
Spring Plunger Type	Spherical Surface	Wrench Hole Shape	Hex	Main Body Surface Treatment	Black Oxide Coating
Heat Resistant Temperature(℃)	80

Configure

30 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Tip material
- Steel
- Resin
Clear
Outer Diameter D (or Male Thread M)(mm)
5

6

8

10

12

16
Clear
Stroke S(mm)
2.3

2.5

3

4

5
Clear
Tip surface treatment
- No
- Black Oxide Coating
- Zinc Plating
Clear
Tip heat treatment
- Carburized
Clear
Vertical Load (Range)(N)
- 0.01~50
- 50.01~100
Clear
Minimum Load(N)
3

4

5

6

7

9

10

11

14

19

20

22

25

45

60
Clear
Length L(mm)
18

20

22

28

32
Clear
Tip outer diameter d(φ)
2.4

2.7

3.5

4

6

7.5
Clear
Thread Pitch(mm)
0.8

1

1.25

1.5

1.75

2
Clear
type
- LPL,LPLN
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

5 Day(s) or Less

7 Day(s) or Less

9 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

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