Collection: Knobs - Mushroom - Round

Knobs -> Mushroom -> Round

There are 13 products in the sub-categories of Knobs - Mushroom - Round. Browse the Knobs - Mushroom - Round products table. To narrow down the selection, please choose a sub-category from the links below.

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Category Details

This category includes various types of mushroom knobs.

Miniature Bearings Australia - MBA Minibearings

Additional resources:


A more concise listing may be found in the Knobs - Mushroom - Round category on the Small Parts & Bearings online store.
Thread Size Head Diameter (A) Height (B) Colour Style Indicative
Image
Thread Size
10-24 UNC (4.76mm)

Head Diameter (A)
31.75
mm

(Equiv. 1.25 in.)
Height (B)
25.0
mm

(Equiv. 0.984 in.)
Mushroom Knobs - 10-24 UNC -4.76mm- 31.75x25 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF048C-032-MRPH
Mushroom Knobs - 10-24 UNC - 4.76mm - 31.75x25 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $4.32 AUD
Regular price $5.18 AUD Sale price $4.32 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size Head Diameter (A) Height (B) Colour Indicative
Image
Thread Size
10-24 UNC (4.76mm)

Head Diameter (A)
31.75
mm

(Equiv. 1.25 in.)
Height (B)
25.0
mm

(Equiv. 0.984 in.)
Mushroom Knobs - 10-24 UNC -4.76mm- 31.75x25 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF048C-032-MRPH
Mushroom Knobs - 10-24 UNC - 4.76mm - 31.75x25 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $4.32 AUD
Regular price $5.18 AUD Sale price $4.32 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M6 (6x1mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - M6 -6x1mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF060M-052-MRPH
Mushroom Knobs - M6 - 6x1mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $16.95 AUD
Regular price $20.35 AUD Sale price $16.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M6 (6x1mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - M6 -6x1mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF060M-052-MRPH
Mushroom Knobs - M6 - 6x1mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $16.95 AUD
Regular price $20.35 AUD Sale price $16.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (A)
31.75
mm

(Equiv. 1.25 in.)
Height (B)
25.0
mm

(Equiv. 0.984 in.)
Mushroom Knobs - 1/4-20 UNC -6.35mm- 31.75x25 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF064C-032-MRPH (100 Pcs)
Mushroom Knobs - 1/4-20 UNC - 6.35mm - 31.75x25 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $440.59 AUD
Regular price Sale price $440.59 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (A)
31.75
mm

(Equiv. 1.25 in.)
Height (B)
25.0
mm

(Equiv. 0.984 in.)
Mushroom Knobs - 1/4-20 UNC -6.35mm- 31.75x25 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF064C-032-MRPH (100 Pcs)
Mushroom Knobs - 1/4-20 UNC - 6.35mm - 31.75x25 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $440.59 AUD
Regular price Sale price $440.59 AUD
Excludes GST and overseas Taxes & Duties
Per 100
Quantity Required

Backorder: Out of Stock.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - 1/4-20 UNC -6.35mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF064C-052-MRPH
Mushroom Knobs - 1/4-20 UNC - 6.35mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $13.86 AUD
Regular price $16.64 AUD Sale price $13.86 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
1/4-20 UNC (6.35mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - 1/4-20 UNC -6.35mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF064C-052-MRPH
Mushroom Knobs - 1/4-20 UNC - 6.35mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $13.86 AUD
Regular price $16.64 AUD Sale price $13.86 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - 5/16-18 UNC -7.94mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF079C-052-MRPH
Mushroom Knobs - 5/16-18 UNC - 7.94mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $14.68 AUD
Regular price $17.62 AUD Sale price $14.68 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
5/16-18 UNC (7.94mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - 5/16-18 UNC -7.94mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF079C-052-MRPH
Mushroom Knobs - 5/16-18 UNC - 7.94mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $14.68 AUD
Regular price $17.62 AUD Sale price $14.68 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
5/16-24 UNF (7.94mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - 5/16-24 UNF -7.94mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF079F-052-MRPH
Mushroom Knobs - 5/16-24 UNF - 7.94mm - 51.6x38.1 mm Round - Phenolic Knob
6 Available Now | Further orders can be expected around Mon, Oct 06, 2025
Regular price $11.23 AUD
Regular price $13.47 AUD Sale price $11.23 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

6 Available Now. Backorder if more than 6.
Thread Size
5/16-24 UNF (7.94mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - 5/16-24 UNF -7.94mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF079F-052-MRPH
Mushroom Knobs - 5/16-24 UNF - 7.94mm - 51.6x38.1 mm Round - Phenolic Knob
6 Available Now | Further orders can be expected around Mon, Oct 06, 2025
Regular price $11.23 AUD
Regular price $13.47 AUD Sale price $11.23 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

6 Available Now. Backorder if more than 6.
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - M8 -8x1.25mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF080M-052-MRPH
Mushroom Knobs - M8 - 8x1.25mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $16.86 AUD
Regular price $20.24 AUD Sale price $16.86 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M8 (8x1.25mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - M8 -8x1.25mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF080M-052-MRPH
Mushroom Knobs - M8 - 8x1.25mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $16.86 AUD
Regular price $20.24 AUD Sale price $16.86 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - 3/8-16 UNC -9.53mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Plastic   
Category: Knobs - Mushroom - Round - Female
Part Number: KF095C-052-MRPH12
Mushroom Knobs - 3/8-16 UNC - 9.53mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $17.05 AUD
Regular price $20.45 AUD Sale price $17.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - 3/8-16 UNC -9.53mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Plastic   
Category: Knobs - Mushroom - Round - Female
Part Number: KF095C-052-MRPH12
Mushroom Knobs - 3/8-16 UNC - 9.53mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $17.05 AUD
Regular price $20.45 AUD Sale price $17.05 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - 3/8-16 UNC -9.53mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF095C-052-MRPH15
Mushroom Knobs - 3/8-16 UNC - 9.53mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $12.95 AUD
Regular price $15.55 AUD Sale price $12.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
3/8-16 UNC (9.53mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - 3/8-16 UNC -9.53mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF095C-052-MRPH15
Mushroom Knobs - 3/8-16 UNC - 9.53mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $12.95 AUD
Regular price $15.55 AUD Sale price $12.95 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
3/8-24 UNF (9.53mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - 3/8-24 UNF -9.53mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF095F-052-MRPH
Mushroom Knobs - 3/8-24 UNF - 9.53mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $16.23 AUD
Regular price Sale price $16.23 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
3/8-24 UNF (9.53mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - 3/8-24 UNF -9.53mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF095F-052-MRPH
Mushroom Knobs - 3/8-24 UNF - 9.53mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $16.23 AUD
Regular price Sale price $16.23 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M10 (10x1.5mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - M10 -10x1.5mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF100M-052-MRPH
Mushroom Knobs - M10 - 10x1.5mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $16.14 AUD
Regular price $19.36 AUD Sale price $16.14 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M10 (10x1.5mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - M10 -10x1.5mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF100M-052-MRPH
Mushroom Knobs - M10 - 10x1.5mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $16.14 AUD
Regular price $19.36 AUD Sale price $16.14 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M12 (12x1.75mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - M12 -12x1.75mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF120M-052-MRPH
Mushroom Knobs - M12 - 12x1.75mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $16.32 AUD
Regular price $19.58 AUD Sale price $16.32 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
M12 (12x1.75mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - M12 -12x1.75mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Brass   
Category: Knobs - Mushroom - Round - Female
Part Number: KF120M-052-MRPH
Mushroom Knobs - M12 - 12x1.75mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $16.32 AUD
Regular price $19.58 AUD Sale price $16.32 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
1/2-13 UNC (12.7mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - 1/2-13 UNC -12.7mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Moulded   
Category: Knobs - Mushroom - Round - Female
Part Number: KF127C-052-MRPH
Mushroom Knobs - 1/2-13 UNC - 12.7mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $12.14 AUD
Regular price $14.56 AUD Sale price $12.14 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.
Thread Size
1/2-13 UNC (12.7mm)

Head Diameter (A)
51.60
mm

(Equiv. 2.031 in.)
Height (B)
38.1
mm

(Equiv. 1.5 in.)
Mushroom Knobs - 1/2-13 UNC -12.7mm- 51.6x38.1 mm - Phenolic
Material: Phenolic    Thread Type: Moulded   
Category: Knobs - Mushroom - Round - Female
Part Number: KF127C-052-MRPH
Mushroom Knobs - 1/2-13 UNC - 12.7mm - 51.6x38.1 mm Round - Phenolic Knob
Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 06, 2025
Regular price $12.14 AUD
Regular price $14.56 AUD Sale price $12.14 AUD
Excludes GST and overseas Taxes & Duties
Each
Quantity Required

Backorder: Out of Stock.