20026 Model Code: AB (part# 20026) This item features: -Type: Elbow. -Price is for 1 Each. Model Code Model Description AAShape:45 Angle, Thread - TPI or Pitch:1/8 in NPT(F) x 1/8 in NPT(M) ABShape:90 Angle, Thread - TPI or Pitch:1/8 in - 28(m) x 1/8 in NPT(f) ACShape:90 Angle, Thread - TPI or Pitch:1/8 in NPT(F) x 1/8 in NPT(M)