Hex Coupling Nuts
Hex Nuts
IFI-128 is a standard developed through the procedures of Industrial Fasteners Institute. IFI-128 was first published in 1978 and reaffirmed, without technical change, in 1986 and in 2000.
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Item # |
Description |
Nominal Size or Basic Major Dia. of Thread |
Basic (F) |
Max. (G) |
Basic (H) |
---|---|---|---|---|---|
HCN60000XXX | N/A Hex Coupling Nut, 6.0000" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 6 in | Basic (F) N/A 9-1/8 in | Max. (G) N/A 10.537 in | Basic (H) N/A 18 in |
HCN57500XXX | N/A Hex Coupling Nut, 5.7500" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 5-3/4 in | Basic (F) N/A 8-3/4 in | Max. (G) N/A 10.104 in | Basic (H) N/A 17-1/4 in |
HCN55000XXX | N/A Hex Coupling Nut, 5.5000" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 5-1/2 in | Basic (F) N/A 8-3/8 in | Max. (G) N/A 9.671 in | Basic (H) N/A 16-1/2 in |
HCN52500XXX | N/A Hex Coupling Nut, 5.2500" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 5-1/4 in | Basic (F) N/A 8 in | Max. (G) N/A 9.238 in | Basic (H) N/A 15-3/4 in |
HCN50000XXX | N/A Hex Coupling Nut, 5.0000" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 5 in | Basic (F) N/A 7-5/8 in | Max. (G) N/A 8.805 in | Basic (H) N/A 15 in |
HCN47500XXX | N/A Hex Coupling Nut, 4.7500" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 4-3/4 in | Basic (F) N/A 7-1/4 in | Max. (G) N/A 8.372 in | Basic (H) N/A 14-1/4 in |
HCN45000XXX | N/A Hex Coupling Nut, 4.5000" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 4-1/2 in | Basic (F) N/A 6-7/8 in | Max. (G) N/A 7.939 in | Basic (H) N/A 13-1/2 in |
HCN42500XXX | N/A Hex Coupling Nut, 4.2500" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 4-1/4 in | Basic (F) N/A 6-1/2 in | Max. (G) N/A 7.506 in | Basic (H) N/A 12-3/4 in |
HCN40000XXX | N/A Hex Coupling Nut, 4.0000" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 4 in | Basic (F) N/A 6-1/8 in | Max. (G) N/A 7.072 in | Basic (H) N/A 12 in |
HCN37500XXX | N/A Hex Coupling Nut, 3.7500" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 3-3/4 in | Basic (F) N/A 5-3/4 in | Max. (G) N/A 6.639 in | Basic (H) N/A 11-1/4 in |
HCN35000XXX | N/A Hex Coupling Nut, 3.5000" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 3-1/2 in | Basic (F) N/A 5-3/8 in | Max. (G) N/A 6.206 in | Basic (H) N/A 10-1/2 in |
HCN32500XXX | N/A Hex Coupling Nut, 3.2500" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 3-1/4 in | Basic (F) N/A 5 in | Max. (G) N/A 5.773 in | Basic (H) N/A 9-3/4 in |
HCN30000XXX | N/A Hex Coupling Nut, 3.0000" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 3 in | Basic (F) N/A 4-5/8 in | Max. (G) N/A 5.340 in | Basic (H) N/A 9 in |
HCN27500XXX | N/A Hex Coupling Nut, 2.7500" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 2-3/4 in | Basic (F) N/A 4-1/4 in | Max. (G) N/A 4.907 in | Basic (H) N/A 8-1/4 in |
HCN25000XXX | N/A Hex Coupling Nut, 2.5000" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 2-1/2 in | Basic (F) N/A 3-7/8 in | Max. (G) N/A 4.474 in | Basic (H) N/A 7-1/2 in |
HCN22500XXX | N/A Hex Coupling Nut, 2.2500" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 2-1/4 in | Basic (F) N/A 3-1/2 in | Max. (G) N/A 4.041 in | Basic (H) N/A 6-3/4 in |
HCN20000XXX | N/A Hex Coupling Nut, 2.0000" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 2 in | Basic (F) N/A 3-1/8 in | Max. (G) N/A 3.608 in | Basic (H) N/A 6 in |
HCN18750XXX | N/A Hex Coupling Nut, 1.8750" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 1-7/8 in | Basic (F) N/A 2-15/16 in | Max. (G) N/A 3.392 in | Basic (H) N/A 5-5/8 in |
HCN17500XXX | N/A Hex Coupling Nut, 1.7500" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 1-3/4 in | Basic (F) N/A 2-3/4 in | Max. (G) N/A 3.175 in | Basic (H) N/A 5-1/4 in |
HCN16250XXX | N/A Hex Coupling Nut, 1.6250" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 1-5/8 in | Basic (F) N/A 2-9/16 in | Max. (G) N/A 2.959 in | Basic (H) N/A 4-7/8 in |
HCN15000XXX | N/A Hex Coupling Nut, 1.5000" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 1-1/2 in | Basic (F) N/A 2-1/4 in | Max. (G) N/A 2.598 in | Basic (H) N/A 4-1/2 in |
HCN13750XXX | N/A Hex Coupling Nut, 1.3750" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 1-3/8 in | Basic (F) N/A 2-1/16 in | Max. (G) N/A 2.382 in | Basic (H) N/A 4-1/8 in |
HCN12500XXX | N/A Hex Coupling Nut, 1.2500" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 1-1/4 in | Basic (F) N/A 1-7/8 in | Max. (G) N/A 2.165 in | Basic (H) N/A 3-3/4 in |
HCN11250XXX | N/A Hex Coupling Nut, 1.1250" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 1-1/8 in | Basic (F) N/A 1-11/16 in | Max. (G) N/A 1.949 in | Basic (H) N/A 3-3/8 in |
HCN10000XXX | N/A Hex Coupling Nut, 1.0000" Nominal Dia. | Nominal Size or Basic Major Dia. of Thread N/A 1 in | Basic (F) N/A 1-1/2 in | Max. (G) N/A 1.732 in | Basic (H) N/A 3 in |
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