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Insert（Thread Dia. (After inserted), Unified：7/8-9）

These products are used for reinforcing female threads. These can be used with damaged female threads or soft materials to enable screws/bolts to be tightened.
In general, coil inserts that have been machined into a coil shape are very common, but we also have a wide lineup that includes "self-tapping inserts", "inserts for resin", "insert nuts", "locking inserts", etc., enabling use to suit various environments or materials.
MISUMI enables spec searches and ordering quantities from just 1 piece. Tools are also sold in addition to the inserts themselves.
[Materials]
Iron, stainless steel, brass, phosphor bronze, Inconel, nitronics
[Size]
M1.4 to M39 are available as well as imperial sizes
[Search Keywords]
Heli-Sert, E-Sert, Sprue, Female Thread

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Search by specifying the lower class category

Brand	(0) (0) ACCURATE (0) BOHSEI (0) ESCO (0) HIROSUGI SEIKI (0) HIROSUGI-KEIKI (0) JAPAN DRIVEIT (0) KKV (0) KS SANGYO (0) NIPPON SPREW (1) RECOIL (1) SEL JAPAN (0) SUNCO (0) TOKAI METAL INDUSTRY (0) TSUGAMI (0)
CAD	2D 3D
Days to Ship	All Same day 5 Day(s) or Less 6 Day(s) or Less 7 Day(s) or Less 8 Day(s) or Less Others

2 items

Sort By

: 30; 45; 60

You can add up to 6 items per a category to the compare list. Compare

Recoil Free (UNC) SUS304

RECOIL

The material is normal stainless steel 304 (18–8), but the material has been manufactured with other materials added for special applications.

Screw Dia. M (after insertion)(mm)	Environmentally friendly	Type	Characteristics/Applications	Material	Screw Type	Length L (after insertion) (D = Thread Dia. M)	Application	Notch	Thread Dia. (After inserted), Unified(inch)	Shape	Sales Unit	Cleaning Method
-	-	Standard	-	Stainless Steel (SUS303/304)	Unified (Coarse) Thread	1.5D	Light Metal	Provided	7/8-9	-	Low Quantity (Available beginning with 1 pc.)	-

From: ₹ 490.56
Days to Ship: 8 Day(s) or more

8 Day(s) or more

You can add up to 6 items per a category to the compare list. Compare

Sprue (Unified) (UNC)【100 Pieces Per Package】

NIPPON SPREW

Screw reinforcer featuring coiling of a diamond shaped stainless steel thread. Can achieve high-reliability tightening by using the springback skillfully.

Screw Dia. M (after insertion)(mm)	Environmentally friendly	Type	Characteristics/Applications	Material	Screw Type	Length L (after insertion) (D = Thread Dia. M)	Application	Notch	Thread Dia. (After inserted), Unified(inch)	Shape	Sales Unit	Cleaning Method
-	-	Standard	-	Stainless Steel (SUS303/304)	Unified (Coarse) Thread	1.5D	Light Metal	Provided	7/8-9	-	Box, Pkg.	-

From: ₹ 506.52
Days to Ship: 5 Day(s) or more

5 Day(s) or more


Brand
Product Series
From
Days to Ship
Screw Dia. M (after insertion)(mm)
Environmentally friendly
Type
Characteristics/Applications
Material
Screw Type
Length L (after insertion) (D = Thread Dia. M)
Application
Notch
Thread Dia. (After inserted), Unified(inch)
Shape
Sales Unit
Cleaning Method

	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare
Brand	RECOIL	NIPPON SPREW
Product Series	Recoil Free (UNC) SUS304	Sprue (Unified) (UNC)【100 Pieces Per Package】
From	₹ 490.56	₹ 50,652.00
Days to Ship	8 Day(s) or more	5 Day(s) or more
Screw Dia. M (after insertion)(mm)	-	-
Environmentally friendly	-	-
Type	Standard	Standard
Characteristics/Applications	-	-
Material	Stainless Steel (SUS303/304)	Stainless Steel (SUS303/304)
Screw Type	Unified (Coarse) Thread	Unified (Coarse) Thread
Length L (after insertion) (D = Thread Dia. M)	1.5D	1.5D
Application	Light Metal	Light Metal
Notch	Provided	Provided
Thread Dia. (After inserted), Unified(inch)	7/8-9	7/8-9
Shape	-	-
Sales Unit	Low Quantity (Available beginning with 1 pc.)	Box, Pkg.
Cleaning Method	-	-

Configure

Specification/Dimensions

Screw Dia. M (after insertion)(mm)
1.4

1.6

1.7

2

2.2

2.5

2.6

3

3.5

4

5

6

6a

7

8

9

10

11

12

14

15

16

18

20

22

24

27

30

36

39

42
Drawing

Clear

Environmentally friendly
- RoHS Compliant (10 Substances)
Clear

Type
- Standard
- Tangless
- Self-Tapping
- Tool
- Swaged
- Press Fit
Images

Clear

Characteristics/Applications
Clean Washed
Details

Clear

Material
- Steel
- Stainless Steel (SUS303/304)
- Stainless Steel (SUS316)
- Stainless Steel (SUS430F)
- Brass
- Phosphor Bronze
- Inconel X-750
- Nitrox 60
- Aluminum
- Nylon
Clear

Screw Type
- Metric (Coarse) Thread
- Metric (Fine) Thread
- Unified (Coarse) Thread
- Unified (Fine) Thread
- BSW (Coarse) Thread
Clear

Length L (after insertion) (D = Thread Dia. M)
- 1D
- 1.5D
- 2D
- 2.5D
- 3D
- 0.5D
- 0.7D
- 0.8D
- 3.5D
- 4D
Drawing

Clear

Application
- Light Metal
- Cast Iron
- Resin General
Clear

Notch
- Not Provided
- Provided
Clear

Thread Dia. (After inserted), Unified(inch)
1"-12

1"-8

1/2

1/2"

1/2-20

1/2-13

1/4

1/4"

1/4-28

1/4-20

2

3/4-16

3/4-10

3/8

3/8"

3/8-24

3/8-16

4

#4-48

#4-40

5/8

5/8"

5/8-18

5/8-11

5/16

5/16-24

5/16-18

6

#6-40

#6-32

7/8-14

7/8-9

7/16"

7/16-20

7/16-14

8

No. 8

#8-36

#8-32

9/16-18

10

No. 10

#10-32

#10-24

#12-24
Clear