NGT Taper Thread Gauges

NGT Taper Thread Gauges

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NGT (National Gas Taper) Threads are used to check Gas cylinder valve stems and cylindrical neck threads. (Taper 1 IN 16 on diameter)

Specification:

American Handbook H-28 Part II - 1957 * 3/4"-14 NGT size is manufacured as per IS 9121-2005 , on customer request.

Manufacturing Range :

Taper Thread Plugs - Gauge L1 & Gauge L9
Plain Taper Plug Gauges to check truncation of Minor diameter - Gauge C1 & Gauge C2
Taper Thread Ring Gauge L1 & Gauge L8
Master Check Plug to check Rings L1 & L8
Plain Taper Ring to check crest Truncation of Major Diameter.

Size Type of Gauges
1/8-27 NGT Taper Thread PlugGauges to checkPitch Diameter ofcylinder neck.

Gauge L1 &
Gauge L9
Plain Taper Plug tocheck CrestTruncation of Minor Diameter.

Gauge C1 &
It Gauge C2
Taper Thread RingGauges to checkPitch Diameter.

Gauge L1 &
Gauge L8
Master Check Plugto check.

L1 & L8 ring
Plain Taper Ringto check Crest

Truncation of Major Diameter.
1/4-18 NGT
3/8-18 NGT
1/2-14 NGT
3/4-14 NGT $
3/4-14 NGT (CI)-1*
3/4-14 NGT (CI)-2*
3/4-14 NGT (CI)-3*
3/4-14 NGT (CI)-4*
1-11.5 NGT
1.1/2-11.5 NGT
*CI – Chlorine gas cylinder & valves.
GAUGES
For checking Internal Taper Threads of Cylinder neck.