This page is available at https://www.rwfa.com.au/Products/Stainless-Steel-Flange-Bolts/UNC-304-STAINLESS-STEEL-SERRATED-FLANGE-NUTS/

UNC 304 STAINLESS STEEL SERRATED FLANGE NUTS

UNC 304 STAINLESS STEEL SERRATED FLANGE NUTS

UNC Flanged Serrated Nuts

NFSC4004
1/4
50
0.375
20
NFSC4005
5/16
50
0.5
18
NFSC4006
3/8
50
0.562
16
This page is available at https://www.rwfa.com.au/Products/Stainless-Steel-Flange-Bolts/UNC-304-STAINLESS-STEEL-SERRATED-FLANGE-NUTS/