Kays Fasteners

UNC Socket Cap Screws A2 Stainless Steel
Please select your requirements from the drop down lists above

Specifications
10UNC - 24tpi, allen key size 5/32"
12UNC - 24tpi, allen key size 5/32"
1/4UNC - 20tpi, allen key size 3/16"
5/16UNC - 18tpi, allen key size 1/4"
3/8UNC - 16tpi, allen key size 5/16"
7/16UNC - 14tpi, allen key size 3/8"
1/2UNC - 13tpi, allen key size 3/8"
  • UNC socket cap screws.
  • Threads pattern is Unified National Coarse (UNC).
  • Bolt lengths do not include the head.
  • Longer bolts may be partially threaded, we are happy to check prior to purchase.
  • Manufactured from A2 grade stainless steel for improved corrosion resistance.
  • FREE TRACKED UK P&P*
  • Pictures are for illustration only, these are not mixed packs.
  • GET IT FAST - orders placed before 2pm are dispatched the same day (Mon-Fri).

UNC

Thread Size

 Diameter

 Inch

Diameter

 Metric

Allen Key

Size mm

TPI

Thread Pitch mm

8 - 32 UNC

0.164"

4.166

9/64"

32

0.794

10 - 24 UNC

0.190"

4.826

5/32"

24

1.058

12 - 24 UNC

0.216"

5.486

5/32"

24

1.058

1/4" - 20 UNC

0.250"

6.350

3/16"

20

1.270

5/16" - 18 UNC

0.313"

7.938

1/4"

18

1.411

3/8" - 16 UNC

0.375"

9.525

5/16"

16

1.587

7/16" - 14 UNC

0.438"

11.112

3/8"

14

1.814

1/2" - 13 UNC

0.500"

12.700

3/8"

13

1.954