Collection: Knobs - Lobe - Seven Lobe - Male - Standard

2 Products in this selection
  • Also see star knobs
Small Parts & Bearings

Additional resources:
Knobs PDF Quick Guide by Thread Size

A more comprehensive listing may be found on the MBA Minibearings main store at Knobs - Lobe - Seven Lobe - Male - Standard.
Thread Size Head Diameter (A) Thread Length Colour Hub Diameter (C) Hub Length (D) Indicative
Image
Thread Size
3/8-16 UNC (9.53mm)
Head Diameter (A)
40.00
mm

(1.575 in.)
Thread Length
40.0
mm

(1.575 in.)
Colour
Black
Hub Diameter (C)
18.03
mm
Hub Length (D)
12.95
mm
Lobe Knobs - 3/8-16 UNC -9.53mm- 40x40 mm - Plated Steel
Material: Plated Steel    Knob Height (B): 24.89 mm   
Part Number: KM095C-040-7L40-ST Lobe Knobs - 3/8-16 UNC - 9.53mm - 40x40 mm - Plated Steel
17 Available Now | Further orders can be expected around Wed, Jul 16, 2025
Regular price $8.68 AUD
Regular price Sale price $8.68 AUD
Each
Thread Size Head Diameter (A) Thread Length Colour Indicative
Image
Thread Size
3/8-16 UNC (9.53mm)
Head Diameter (A)
40.00
mm

(1.575 in.)
Thread Length
40.0
mm

(1.575 in.)
Colour
Black
Lobe Knobs - 3/8-16 UNC -9.53mm- 40x40 mm - Plated Steel
Material: Plated Steel    Hub Diameter (C): 18.03 mm    Hub Length (D): 12.95 mm    Knob Height (B): 24.89 mm   
Part Number: KM095C-040-7L40-ST Lobe Knobs - 3/8-16 UNC - 9.53mm - 40x40 mm - Plated Steel
17 Available Now | Further orders can be expected around Wed, Jul 16, 2025
Regular price $8.68 AUD
Regular price Sale price $8.68 AUD
Each
View the product page first if you are unsure.
Thread Size
3/8-16 UNC (9.53mm)
Head Diameter (A)
50.00
mm

(1.969 in.)
Thread Length
40.0
mm

(1.575 in.)
Colour
Black
Hub Diameter (C)
22.10
mm
Hub Length (D)
17.02
mm
Lobe Knobs - 3/8-16 UNC -9.53mm- 50x40 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Knob Height (B): 32.00 mm   
Part Number: KM095C-050-7L40-S4 Lobe Knobs - 3/8-16 UNC - 9.53mm - 50x40 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
6 Available Now | Further orders can be expected around Wed, Jul 16, 2025
Regular price $16.95 AUD
Regular price Sale price $16.95 AUD
Each
Thread Size
3/8-16 UNC (9.53mm)
Head Diameter (A)
50.00
mm

(1.969 in.)
Thread Length
40.0
mm

(1.575 in.)
Colour
Black
Lobe Knobs - 3/8-16 UNC -9.53mm- 50x40 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Hub Diameter (C): 22.10 mm    Hub Length (D): 17.02 mm    Knob Height (B): 32.00 mm   
Part Number: KM095C-050-7L40-S4 Lobe Knobs - 3/8-16 UNC - 9.53mm - 50x40 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
6 Available Now | Further orders can be expected around Wed, Jul 16, 2025
Regular price $16.95 AUD
Regular price Sale price $16.95 AUD
Each
View the product page first if you are unsure.