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The MS Hex Head Bolts – UNC Series offers standard hex‑head bolts with matching nuts in Unified National Coarse (UNC) thread, covering diameters from 5/16" to 1" and lengths up to 10". All items meet BS 18.2 (1768) grade 4.6 or 4.8 specifications and are supplied with options such as natural finish, WZP coating and full‑thread construction. Choose this series when you need a proven, interchangeable UNC bolt and nut set for a wide range of industrial applications.

MS Hex Head Bolts - UNC Series

66 products

***DO NOT USE***

***DO NOT USE***

09335/16 3 C 4.6

MS Hex Head Bolt :1/2" x 1"UNC / BSW - BS 18.2 (1768)/4.6/EPG

MS Hex Head Bolt :1/2" x 1"UNC / BSW - BS 18.2 (1768)/4.6/EPG

09331/2 1 C 4.6 EPG

MS Hex Head Bolt:5/16" x 6"UNC - BS 18.2 (1768)/4.6/Half Thread

MS Hex Head Bolt:5/16" x 6"UNC - BS 18.2 (1768)/4.6/Half Thread

09315/16 6 C 4.6

MS Hex Head Bolt c/w Nut:1/2" x 10"UNC - BS 18.2 (1768)/4.6

MS Hex Head Bolt c/w Nut:1/2" x 10"UNC - BS 18.2 (1768)/4.6

09311/2 10 C 4.6

MS Hex Head Bolt c/w Nut:1/2" x 1 1/2"BSW - BS 18.2 (1768)/4.8/Natural Finish/Full Thread

MS Hex Head Bolt c/w Nut:1/2" x 1 1/2"BSW - BS 18.2 (1768)/4.8/Natural Finish/Full Thread

09331/2 1 1/2 C 4.6

MS Hex Head Bolt c/w Nut:1/2" x 1 1/4"BSW - BS 18.2 (1768)/4.8/Natural Finish/Full Thread

MS Hex Head Bolt c/w Nut:1/2" x 1 1/4"BSW - BS 18.2 (1768)/4.8/Natural Finish/Full Thread

09331/2 1 1/4 C4.6

MS Hex Head Bolt c/w Nut:1/2" x 1 1/4"BSW/UNC - BS 18.2 (1768)/4.8/WZP/Full Thread

MS Hex Head Bolt c/w Nut:1/2" x 1 1/4"BSW/UNC - BS 18.2 (1768)/4.8/WZP/Full Thread

09331/2 1 1/4C4.6WZP

MS Hex Head Bolt c/w Nut:1/2" x 1"UNC / BSW - BS 18.2 (1768)/4.6

MS Hex Head Bolt c/w Nut:1/2" x 1"UNC / BSW - BS 18.2 (1768)/4.6

09331/2 1 C 4.6

MS Hex Head Bolt c/w Nut:1/2" x 2 1/2"UNC - BS 18.2 (1768)/4.8/Natural Finish/Full Thread

MS Hex Head Bolt c/w Nut:1/2" x 2 1/2"UNC - BS 18.2 (1768)/4.8/Natural Finish/Full Thread

09331/2 2 1/2 C 4.6

MS Hex Head Bolt c/w Nut:1/2" x 2"UNC - BS 18.2 (1768)/4.8/Natural Finish/ Full Thread

MS Hex Head Bolt c/w Nut:1/2" x 2"UNC - BS 18.2 (1768)/4.8/Natural Finish/ Full Thread

09331/2 2 C 4.6

MS Hex Head Bolt c/w Nut:1/2" x 3"UNC - BS 18.2 (1768)/4.6 - FULL THREAD

MS Hex Head Bolt c/w Nut:1/2" x 3"UNC - BS 18.2 (1768)/4.6 - FULL THREAD

09331/2 3 C 4.6

MS Hex Head Bolt c/w Nut:1/2" x 4"UNC - BS 18.2 (1768)/4.6

MS Hex Head Bolt c/w Nut:1/2" x 4"UNC - BS 18.2 (1768)/4.6

09331/2 4 C 4.6

MS Hex Head Bolt c/w Nut:1/2" x 4"UNC - BS 18.2 (1768)/4.6 Half Thread

MS Hex Head Bolt c/w Nut:1/2" x 4"UNC - BS 18.2 (1768)/4.6 Half Thread

09311/2 4 C 4.6

MS Hex Head Bolt c/w Nut:1/2" x 5"UNC - BS 18.2 (1768)/4.6

MS Hex Head Bolt c/w Nut:1/2" x 5"UNC - BS 18.2 (1768)/4.6

09331/2 5 C 4.6

MS Hex Head Bolt c/w Nut:1/2" x 6"UNC - BS 18.2 (1768)/4.8/Natural Finish/Half Thread

MS Hex Head Bolt c/w Nut:1/2" x 6"UNC - BS 18.2 (1768)/4.8/Natural Finish/Half Thread

09311/2 6 C 4.6

MS Hex Head Bolt c/w Nut:1/2" x 8"UNC - BS 18.2 (1768)/4.6

MS Hex Head Bolt c/w Nut:1/2" x 8"UNC - BS 18.2 (1768)/4.6

09331/2 8 C 4.6

MS Hex Head Bolt c/w Nut:1/2" x 8"UNC - BS 18.2 (1768)/4.6

MS Hex Head Bolt c/w Nut:1/2" x 8"UNC - BS 18.2 (1768)/4.6

09311/2 8 C 4.6

MS Hex Head Bolt c/w Nut:1/4" x 1 1/2"UNC - BS 18.2 (1768)/4.6

MS Hex Head Bolt c/w Nut:1/4" x 1 1/2"UNC - BS 18.2 (1768)/4.6

09331/4 1 1/2 C 4.6

MS Hex Head Bolt c/w Nut:1/4" x 1"UNC - BS 18.2 (1768)/4.6

MS Hex Head Bolt c/w Nut:1/4" x 1"UNC - BS 18.2 (1768)/4.6

09331/4 1 C 4.6

MS Hex Head Bolt c/w Nut:1/4" x 2"UNC - BS 18.2 (1768)/4.6

MS Hex Head Bolt c/w Nut:1/4" x 2"UNC - BS 18.2 (1768)/4.6

09331/4 2 C 4.6

MS Hex Head Bolt c/w Nut:1/4" x 3/4"UNC - BS 18.2 (1768)/4.6

MS Hex Head Bolt c/w Nut:1/4" x 3/4"UNC - BS 18.2 (1768)/4.6

09331/4 3/4 C 4.6

MS Hex Head Bolt c/w Nut:1/4" x 3"UNC - BS 18.2 (1768)/4.6

MS Hex Head Bolt c/w Nut:1/4" x 3"UNC - BS 18.2 (1768)/4.6

09331/4 3 C 4.6

MS Hex Head Bolt c/w Nut:1" x 10"UNC - BS 18.2 (1768)/4.6

MS Hex Head Bolt c/w Nut:1" x 10"UNC - BS 18.2 (1768)/4.6

09311 10 C 4.6

MS Hex Head Bolt c/w Nut:1" x 6"UNC - BS 18.2 (1768)/4.6 - FULL THREAD

MS Hex Head Bolt c/w Nut:1" x 6"UNC - BS 18.2 (1768)/4.6 - FULL THREAD

09331 6 C 4.6