Rosca Whitworth Fina (BSF)

Diámetro

nominal

Diámetro rosca

(mm)

Paso (mm)

 Diámetro rosca
(pulgadas)		 Paso
(hilos por pulgada)
BSF 3/16 x 32H 4,762 0,793 3/16 32
BSF 7/32 x 28H 5,556 0,907 7/32 28
BSF 1/4 x 26H 6,35 0,976 1/4 26
BSF 9/32 x 26H 7,143 0,976 9/32 26
BSF 5/16 x 22H 7,938 1,154 5/16 22
BSF 3/8 x 20H 9,525 1,27 3/8 20
BSF 7/16 x 18H 11,112 1,411 7/16 18
BSF 1/2 x 16H 12,7 1,587 1/2 16
BSF 9/16 x 16H 14,287 1,587 9/16 16
BSF 5/8 x 14H 15,875 1,814 5/8 14
BSF 11/16 x 14H 17,462 1,814 11/16 14
BSF 3/4 x 12H 19,05 2,116 3/4 12
BSF 13/16 x 12H 20.637 2,116 3/16 12
BSF 7/8 x 11H 22,225 2,309 7/8 11
BSF 1″ x 10H 25,4 2,54 1″ 10
BSF 1″1/8 x 9H 28,575 2,822 1″1/8 9
BSF 1″1/4 x 9H 31,75 2,822 1″1/4 9
BSF 1″3/8 x 8H 34,925 3,174 1″3/8 8
BSF 1″1/2 x 8H 38,1 3,174 1″1/2 8
BSF 1″5/8 x 8H 41,275 3,174 1″5/8 8
BSF 1″3/4 x 7H 44,45 3,628 1″3/4 7
BSF 2″ x 7H 50,8 3,628 2″ 7
BSF 2″1/4 x 6H 57,15 4,233 2″1/4 6
BSF 2″1/2 x 6H 63,5 4,233 2″1/2 6
BSF 2″3/4 x 6H 69,85 4,233 2″2/4 6
BSF 3″ x 5H 76,2 5,08 3″ 5