Brass Knurled Knob (Slotted) NB-AB / AB-NB / AB-SR / AB-R (Part Numbers)

[Nominal thread (M)] 3(0.5) / 4(0.7)
[Knurled Knob]
[Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
[Surface treatment] Micro Black (black coating over nickel base), Micro Black is only applied to the knob part
[Black nylon washer (KW)]
[Material] Nylon 6
[Color] Black
[Heat distortion temperature] 1.82 MPa...65°C
[UL Standard] UL94-HB (Materials)
Silicone rubber washer (SRW)
[Material] Silicone rubber
[Color] Translucent
[Hardness] 50°(Durometer type A), 49° (IRHD reference value)
NBR washer (RW)
[Material] NBR
[Color] Black
[Hardness] 70° (Durometer type A), 63° (IRHD reference value)

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Part Numbers

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Part Number
NB-318MAB
NB-410LAB
NB-415HAB-NB
NB-420HAB

Standard Unit Price	Minimum order quantity	Standard Shipping Days ?	RoHS	Screw Nominal (M)	Length L (mm) (mm)	Surface Treatment	Pitch (mm)	Additional Shape	Sales Unit	Knob outer diameter D (ø)	Knob thickness H (mm)	Washer	Material details	Surface treatment details
3.21 €	50	13 Days	10	3	18	Nickel Plating	0.5	Standard	Box, Pkg.	10	12	-	Free-cutting brass (C3604BD), cadmium content less than 75 ppm	-
3.00 €	50	13 Days	10	4	10	Nickel Plating	0.5	Standard	Box, Pkg.	8	10	-	Free-cutting brass (C3604BD), cadmium content less than 75 ppm	-
3.14 €	50	13 Days	10	4	15	Nickel Plating	0.5	Standard	Box, Pkg.	8	4	-	Free-cutting brass (C3604BD), cadmium content less than 75 ppm	-
3.16 €	50	13 Days	10	4	20	Nickel Plating	1	Standard	Box, Pkg.	8	4	-	Free-cutting brass (C3604BD), cadmium content less than 75 ppm	-

Basic information

Detailed Shape	Knurling	Material	Brass	Mounting Hole Shape	Negative
Tip Shape	Flat End	Thread Type	Metric Coarse	Basic Shape	Standard (Round)
Application	Standard

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Basic Attributes

Screw Nominal (M)
3

4
Clear
Length L (mm)(mm)
6

8

10

12

15

18

20

25

30
Clear
Pitch(mm)
0.45

0.5

0.7

0.8

1
Clear
Additional Shape
- Standard
- Washer Integrated
Clear
Sales Unit
Low Quantity (Available beginning with 1 pc.)

Box, Pkg.
Clear
Knob outer diameter D(ø)
- 6
- 8
- 10
Clear
Knob thickness H(mm)
3

4

6

8

10

12

15
Clear
Washer
- With resin washer (black nylon)
- With rubber washer (NBR)
- With rubber washer (silicone rubber)
- Without washer
Clear
Type
- NB-A-N
- NB-AB
- NB-AB-NB
- NB-AB-R
- NB-AB-SR
- NB-AC
- NB-AC-N
Clear
Surface Treatment
- Chromate Plating
- Nickel Plating
- Black Nickel Plating
Clear