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) |
---|---|---|---|---|---|
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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