STANDARD THREAD AND CORRESPONDING INSERT

Thread Standard Thread Type Symbol Thread Standard Thread Type Symbol

Name Name 0.125P Female BSPT Thread

Female R Thread M

(PT)

30° 30° UNC

Rc 60° UNF (PS) Male Thread Rp

P Axis

Female 30° Thread

Female 0.238507P 0.255967P

Thread W 0.221047P G Rd (PF) 0.238507P

Male Thread Male Thread P

G

Female Thread 0.366P 0.038P Female Thread 0.038P P Tr

Axis NPT 15° 15°

0.038P (TM) 90° 30° Male Thread 0.038P 30° 30°

60° 0.366P Male Thread P

taper shown exaggerated Female

P29°Thread
14 .5° 14.5°
Frs
p/2
30°30°CSGACME
Fcn
60°Pitch line
LCSGFcs(Tw)

Frn 90° P Male taper = 3/4 in. per it. (62.5 mm per m) on daimeter Thread

B(NR) B(ER)

BCSG

1.78°

10° parallel to taper