UNC SQUARE NUTS
Grade - A2 Stainless Steel For Increased Corrosion Resistance
Sizes Available - 4-40, 6-32, 8-32 10-24, 1/4", 5/16", 3/8", &1/2"
Thread - UNC (Unified National Coarse)
Please See Graph Below For Dimensions
Nominal Size Hight Flat To Flat
4-40 2.2 6.2mm
6-32 2.8 8mm
8-32 3 8.6mm
10-24 3 10mm
1/4" 4.5 11mm
5/16" 5.4 14mm
3/8" 6 15.5mm
1/2" 12 20mm
All sizes are in stock
Free 1st class shipping with same day dispatch
On orders placed before 2pm Monday Friday.
World Wide Shipping Available On Request

| A | B | C |
| 1/4" | 0.4291" | 0.1771" |
| 3/8" | 0.61" | 0.25" |
| 5/16" | 0.5551" | 0.2125" |
| 1/2" | 0.80" | 0.43" |
| 10-24" | 0.3622" | 0.1181" |
| 8-32" | 0.1220" | 0.1220" |
| 6-32" | 0.1062" | 0.1062" |
| 4-40" | 0.0944" | 0.0944" |
Please Note: Specifications given are intended as a guide only. If critical to your project please check with us first.
We are dedicated to ensuring the highest possible quality service to our customers.
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