tapered go/no go thread plug gauge L1

Item number L0500100.5770

  • (R) G-GR-LD (L1)
  • (R) G-GR-LD (L1)

Tapered plug gauge L1 for NPT/NPTF internal thread.

Product features and benefits:

Three measuring stages (min., base, max.) for NPT/NPTF-1.
NPTF-2 on request (four measuring stages).On request with customised marking and factory calibration certificate.

Technical details
thread symbol:
nominal diameter d₁ [mm]:
42.164 mm
nominal size:
1 1/4
pitch [mm]:
2.209 mm
pitch [in]:
0.087 "
threads per inch:
type of plug gage:
thread sense of rotation:
right hand
Gauge system/dimensions acc.:
Gauge system similar ANSI/ASME B1.20.1
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