Sales Systems Ltd. - Heavy Hex Jam Nuts

Unit of Measure

Items	HHJN02500XXX Heavy Hex Jam Nut, 1/4" Nominal Dia.	HHJN03125XXX Heavy Hex Jam Nut, 5/16" Nominal Dia.	HHJN03750XXX Heavy Hex Jam Nut, 3/8" Nominal Dia.	HHJN04375XXX Heavy Hex Jam Nut, 7/16" Nominal Dia.	HHJN05000XXX Heavy Hex Jam Nut, 1/2" Nominal Dia.
Manufacturer	N/A Industrial Fasteners Institute
Product	N/A Nuts
Codes and Standards	N/A ASME/ANSI B18.2.2 1987 (R 1999)
Unit of Measure	N/A English
Nominal Size or Basic Major Dia. of Thread	N/A 1/4 in	N/A 5/16 in	N/A 3/8 in	N/A 7/16 in	N/A 1/2 in
Nominal Size or Basic Major Dia. of Thread (Decimal)	N/A 0.2500 in	N/A 0.3125 in	N/A 0.3750 in	N/A 0.4375 in	N/A 0.5000 in
Basic Width Across Flats (F)	N/A 1/2 in	N/A 9/16 in	N/A 11/16 in	N/A 3/4 in	N/A 7/8 in
Max. Width Across Flats (F)	N/A 0.500 in	N/A 0.562 in	N/A 0.688 in	N/A 0.750 in	N/A 0.875 in
Min. Width Across Flats (F)	N/A 0.488 in	N/A 0.546 in	N/A 0.669 in	N/A 0.728 in	N/A 0.850 in
Max. Width Across Corners (G)	N/A 0.577 in	N/A 0.650 in	N/A 0.794 in	N/A 0.866 in	N/A 1.010 in
Min. Width Across Corners (G)	N/A 0.556 in	N/A 0.622 in	N/A 0.763 in	N/A 0.830 in	N/A 0.969 in
Basic Thickness (H₁)	N/A 11/64 in	N/A 13/64 in	N/A 15/64 in	N/A 17/64 in	N/A 19/64 in
Max. Thickness (H₁)	N/A 0.188 in	N/A 0.220 in	N/A 0.252 in	N/A 0.285 in	N/A 0.317 in
Min. Thickness (H₁)	N/A 0.156 in	N/A 0.186 in	N/A 0.216 in	N/A 0.247 in	N/A 0.277 in
Max. Runout of Bearing Face, FIM (All Strength Levels)	N/A 0.017 in	N/A 0.020 in	N/A 0.021 in	N/A 0.022 in	N/A 0.023 in