Collection: Screws - Thumb - Wing - Standard

Screws (With Images)

Thumb

Wing

Standard
Washer Face

7 Products in this selection

This is the main category in this series

Additional resources:
Thumb Screws and Nuts PDF Quick Guide
PDF Screws Catalogue
Nuts

A more concise listing may be found on the Smallparts store at Screws - Thumb - Wing - Standard. Smallparts promote the most popular MBA products.

Thread Size (C)	Thread Length (Tl)	Overall Length (L)	Head Diameter (A)	Head Height (H)
Thread Size (C) 5/16-18 UNC (7.94mm)	Thread Length (Tl) 25.40 mm	Overall Length (L) 44.45 mm	Head Diameter (A) 44.45 mm	Head Height (H) 19.05 mm
Material: Steel Shoulder Diameter (B): 15.88 mm
Part Number: THS079C-025-W-CS Thumb Screws - 5/16-18 UNC -7.94mm- 25.4x44.45 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Mon, May 26, 2025 Regular price $15.05 AUD Regular price Sale price $15.05 AUD Unit price per Each
Thread Size (C)	Thread Length (Tl)	Overall Length (L)	Indicative Image
Thread Size (C) 5/16-18 UNC (7.94mm)	Thread Length (Tl) 25.40 mm	Overall Length (L) 44.45 mm
Material: Steel Head Diameter (A): 44.45 mm Head Height (H): 19.05 mm Shoulder Diameter (B): 15.88 mm
Part Number: THS079C-025-W-CS Thumb Screws - 5/16-18 UNC -7.94mm- 25.4x44.45 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Mon, May 26, 2025 Regular price $15.05 AUD Regular price Sale price $15.05 AUD Unit price per Each View the product page first if you are unsure.
THS079C-025-W-CS --- Thumb Screws - 5/16-18 UNC -7.94mm- 25.4x44.45 mm - Steel THS079C-025-W-CS --- Thumb Screws - 5/16-18 UNC -7.94mm- 25.4x44.45 mm - Steel Regular price $15.05 AUD Regular price Sale price $15.05 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) 5/16-18 UNC (7.94mm)	Thread Length (Tl) 38.10 mm	Overall Length (L) 57.15 mm	Head Diameter (A) 44.45 mm	Head Height (H) 19.05 mm
Material: Steel Shoulder Diameter (B): 15.88 mm
Part Number: THS079C-038-W-CS Thumb Screws - 5/16-18 UNC -7.94mm- 38.1x57.15 mm - Steel 2 Available Immediately \| Further orders can be expected around Mon, May 26, 2025 Regular price $15.32 AUD Regular price Sale price $15.32 AUD Unit price per Each
Thread Size (C) 5/16-18 UNC (7.94mm)	Thread Length (Tl) 38.10 mm	Overall Length (L) 57.15 mm
Material: Steel Head Diameter (A): 44.45 mm Head Height (H): 19.05 mm Shoulder Diameter (B): 15.88 mm
Part Number: THS079C-038-W-CS Thumb Screws - 5/16-18 UNC -7.94mm- 38.1x57.15 mm - Steel 2 Available Immediately \| Further orders can be expected around Mon, May 26, 2025 Regular price $15.32 AUD Regular price Sale price $15.32 AUD Unit price per Each View the product page first if you are unsure.
THS079C-038-W-CS --- Thumb Screws - 5/16-18 UNC -7.94mm- 38.1x57.15 mm - Steel THS079C-038-W-CS --- Thumb Screws - 5/16-18 UNC -7.94mm- 38.1x57.15 mm - Steel Regular price $15.32 AUD Regular price Sale price $15.32 AUD Unit price per 2 Available Now
Thread Size (C) 5/16-18 UNC (7.94mm)	Thread Length (Tl) 19.05 mm	Overall Length (L) 38.10 mm	Head Diameter (A) 44.45 mm	Head Height (H) 19.05 mm
Material: Steel Shoulder Diameter (B): 15.88 mm
Part Number: THS079C-019-W-CS Thumb Screws - 5/16-18 UNC -7.94mm- 19.05x38.1 mm - Steel 2 Available Immediately \| Further orders can be expected around Mon, May 26, 2025 Regular price $14.23 AUD Regular price Sale price $14.23 AUD Unit price per Each
Thread Size (C) 5/16-18 UNC (7.94mm)	Thread Length (Tl) 19.05 mm	Overall Length (L) 38.10 mm
Material: Steel Head Diameter (A): 44.45 mm Head Height (H): 19.05 mm Shoulder Diameter (B): 15.88 mm
Part Number: THS079C-019-W-CS Thumb Screws - 5/16-18 UNC -7.94mm- 19.05x38.1 mm - Steel 2 Available Immediately \| Further orders can be expected around Mon, May 26, 2025 Regular price $14.23 AUD Regular price Sale price $14.23 AUD Unit price per Each View the product page first if you are unsure.
THS079C-019-W-CS --- Thumb Screws - 5/16-18 UNC -7.94mm- 19.05x38.1 mm - Steel THS079C-019-W-CS --- Thumb Screws - 5/16-18 UNC -7.94mm- 19.05x38.1 mm - Steel Regular price $14.23 AUD Regular price Sale price $14.23 AUD Unit price per 2 Available Now
Thread Size (C) 3/8-16 UNC (9.53mm)	Thread Length (Tl) 19.05 mm	Overall Length (L) 41.28 mm	Head Diameter (A) 46.04 mm	Head Height (H) 22.23 mm
Material: Steel Shoulder Diameter (B): 15.88 mm
Part Number: THS095C-019-W-CS Thumb Screws - 3/8-16 UNC -9.53mm- 19.05x41.28 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Mon, May 26, 2025 Regular price $17.41 AUD Regular price Sale price $17.41 AUD Unit price per Each
Thread Size (C) 3/8-16 UNC (9.53mm)	Thread Length (Tl) 19.05 mm	Overall Length (L) 41.28 mm
Material: Steel Head Diameter (A): 46.04 mm Head Height (H): 22.23 mm Shoulder Diameter (B): 15.88 mm
Part Number: THS095C-019-W-CS Thumb Screws - 3/8-16 UNC -9.53mm- 19.05x41.28 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Mon, May 26, 2025 Regular price $17.41 AUD Regular price Sale price $17.41 AUD Unit price per Each View the product page first if you are unsure.
THS095C-019-W-CS --- Thumb Screws - 3/8-16 UNC -9.53mm- 19.05x41.28 mm - Steel THS095C-019-W-CS --- Thumb Screws - 3/8-16 UNC -9.53mm- 19.05x41.28 mm - Steel Regular price $17.41 AUD Regular price Sale price $17.41 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) 3/8-16 UNC (9.53mm)	Thread Length (Tl) 25.40 mm	Overall Length (L) 47.63 mm	Head Diameter (A) 46.04 mm	Head Height (H) 22.23 mm
Material: Steel Shoulder Diameter (B): 15.88 mm
Part Number: THS095C-025-W-CS (50 Pcs) Thumb Screws - 3/8-16 UNC -9.53mm- 25.4x47.63 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Mon, May 26, 2025 Regular price $1,155.68 AUD Regular price Sale price $1,155.68 AUD Unit price per Per 50
Thread Size (C) 3/8-16 UNC (9.53mm)	Thread Length (Tl) 25.40 mm	Overall Length (L) 47.63 mm
Material: Steel Head Diameter (A): 46.04 mm Head Height (H): 22.23 mm Shoulder Diameter (B): 15.88 mm
Part Number: THS095C-025-W-CS (50 Pcs) Thumb Screws - 3/8-16 UNC -9.53mm- 25.4x47.63 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Mon, May 26, 2025 Regular price $1,155.68 AUD Regular price Sale price $1,155.68 AUD Unit price per Per 50 View the product page first if you are unsure.
THS095C-025-W-CS (50 Pcs) --- Thumb Screws - 3/8-16 UNC -9.53mm- 25.4x47.63 mm - Steel THS095C-025-W-CS (50 Pcs) --- Thumb Screws - 3/8-16 UNC -9.53mm- 25.4x47.63 mm - Steel Regular price $1,155.68 AUD Regular price Sale price $1,155.68 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) 3/8-16 UNC (9.53mm)	Thread Length (Tl) 38.10 mm	Overall Length (L) 60.33 mm	Head Diameter (A) 46.04 mm	Head Height (H) 22.23 mm
Material: Steel Shoulder Diameter (B): 15.88 mm
Part Number: THS095C-038-W-CS Thumb Screws - 3/8-16 UNC -9.53mm- 38.1x60.33 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Mon, May 26, 2025 Regular price $17.41 AUD Regular price Sale price $17.41 AUD Unit price per Each
Thread Size (C) 3/8-16 UNC (9.53mm)	Thread Length (Tl) 38.10 mm	Overall Length (L) 60.33 mm
Material: Steel Head Diameter (A): 46.04 mm Head Height (H): 22.23 mm Shoulder Diameter (B): 15.88 mm
Part Number: THS095C-038-W-CS Thumb Screws - 3/8-16 UNC -9.53mm- 38.1x60.33 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Mon, May 26, 2025 Regular price $17.41 AUD Regular price Sale price $17.41 AUD Unit price per Each View the product page first if you are unsure.
THS095C-038-W-CS --- Thumb Screws - 3/8-16 UNC -9.53mm- 38.1x60.33 mm - Steel THS095C-038-W-CS --- Thumb Screws - 3/8-16 UNC -9.53mm- 38.1x60.33 mm - Steel Regular price $17.41 AUD Regular price Sale price $17.41 AUD Unit price per Out of stock! Backorder Now
Thread Size (C) 1/2-13 UNC (12.7mm)	Thread Length (Tl) 76.20 mm	Overall Length (L) 101.60 mm	Head Diameter (A) 57.15 mm	Head Height (H) 25.40 mm
Material: Steel Shoulder Diameter (B): 19.05 mm
Part Number: THS127C-076-W-CS Thumb Screws - 1/2-13 UNC -12.7mm- 76.2x101.6 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Mon, May 26, 2025 Regular price $28.95 AUD Regular price Sale price $28.95 AUD Unit price per Each
Thread Size (C) 1/2-13 UNC (12.7mm)	Thread Length (Tl) 76.20 mm	Overall Length (L) 101.60 mm
Material: Steel Head Diameter (A): 57.15 mm Head Height (H): 25.40 mm Shoulder Diameter (B): 19.05 mm
Part Number: THS127C-076-W-CS Thumb Screws - 1/2-13 UNC -12.7mm- 76.2x101.6 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Mon, May 26, 2025 Regular price $28.95 AUD Regular price Sale price $28.95 AUD Unit price per Each View the product page first if you are unsure.
THS127C-076-W-CS --- Thumb Screws - 1/2-13 UNC -12.7mm- 76.2x101.6 mm - Steel THS127C-076-W-CS --- Thumb Screws - 1/2-13 UNC -12.7mm- 76.2x101.6 mm - Steel Regular price $28.95 AUD Regular price Sale price $28.95 AUD Unit price per Out of stock! Backorder Now