Brass Knurled Knob (Low Head) NB-GB / GB-NB / GB-SR / GB-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

Data to be displayed: 30; 45; 60

Part Number
NB-425UGB-NB
NB-425UGB-R
NB-425UGB-SR
NB-425VGB-NB
NB-425VGB-R
NB-425VGB-SR

Standard Unit Price	Minimum order quantity	Standard Shipping Days ?	RoHS	Screw Nominal (M)	Length L (mm) (mm)	Additional Shape	Knob outer diameter D (ø)	Knob thickness H (mm)	Washer
4.03 €	50	13 Days	10	4	25	Washer Integrated	12	3	With resin washer (black nylon)
4.22 €	50	13 Days	10	4	25	Washer Integrated	12	3	With rubber washer (NBR)
4.26 €	50	13 Days	10	4	25	Washer Integrated	12	3	With rubber washer (silicone rubber)
4.14 €	50	13 Days	10	4	25	Washer Integrated	12	5	With resin washer (black nylon)
4.34 €	50	13 Days	10	4	25	Washer Integrated	12	5	With rubber washer (NBR)
4.39 €	50	13 Days	10	4	25	Washer Integrated	12	5	With rubber washer (silicone rubber)

Basic information

Detailed Shape	Knurling	Material	Brass	Surface Treatment	Black Nickel Plating
Mounting Hole Shape	Not Provided	Tip Shape	Flat End	Thread Type	Metric Coarse
Basic Shape	Standard (Round)	Sales Unit	Low Quantity (Available beginning with 1 pc.)	Application	Standard
Material details	Free-cutting brass (C3604BD)	Surface treatment details	Micro Black (black coating over nickel base)

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Basic Attributes

Screw Nominal (M)
3

4
Clear
Length L (mm)(mm)
6

8

10

12

15

18

20

25
Clear
Knob outer diameter D(ø)
- 10
- 12
Clear
Knob thickness H(mm)
3

5
Clear
Washer
- With resin washer (black nylon)
- With rubber washer (NBR)
- With rubber washer (silicone rubber)
- Without washer
Clear
Type
- NB-GB
- NB-GB-NB
- NB-GB-R
- NB-GB-SR
Clear
Additional Shape
- Standard
- Washer Integrated
Clear