Un thread gauges supplier in China

UN thread ring gauge and plug gauge in stock

UN thread gauges is American standard thread gauge, (thread pitch shape angle 60 degree)
UN thread gauge is Unified thread gauge
Our Un thread gauges include UN thread ring gauges, UN thread plug gauges. Each gauge has
Go and nogo two parts.
UN thread ring gauge tolerance: 2A
UN thread plug gauge tolerance: 2B
We have as below size in stock, if any size you haven’t found, please contact us to ask, we also can provide
Non-standard UN thread gauges.
1/2″-16 UN thread plug/ring gauge 2A/2B go/nogo, 1/2″-32 UN ,
9/16″-16 UN thread plug/ring gauge 2A/2B go/nogo , 9/16″-32 UN, 5/8″-12 UN , 5/8″-16 UN, 5/8″-20 UN, 5/8″-28 UN, 5/8″-32 UN thread plug/ring gauge 2A/2B go/nogo ,11/16-12 UN, 11/16″-16 UN, 11/16″-20 UN, 11/16″-28 UN, 11/16″-32 UN, 3/4″-12 UN thread plug/ring gauge 2A/2B go/nogo, 3/4″-28 UN, 3/4″-32 UN,13/16″-12 UN, 13/16″-16 UN, 13/16″-28 UN, 13/16″-32 UN thread plug/ring gauge 2A/2B go/nogo, 7/8″-12 UN, 7/8″-16 UN, 7/8″-28 UN, 7/8″-32 UN
15/16″-12 UN thread plug/ring gauge 2A/2B go/nogo , 15/16″-16 UN, 15/16″-28 UN, 15/16″-32 UN,

1″-16 UN thread plug/ring gauge 2A/2B go/nogo, 1″-28 UN, 1″-32 UN, 1 1/16″-8 UN, 1 1/16″-12 UN, 1 1/16″-16 UN,
1 1/16″-20 UN thread plug/ring gauge 2A/2B go/nogo, 1 1/16″-28 UN, 1 1/8″-8 UN, 1 1/8″-16 UN, 1 1/8″-20 UN,
1 1/8″-28 UN thread plug/ring gauge 2A/2B go/nogo, 1 3/16″-8 UN,1 3/16″-12 UN, 1 3/16″-16 UN, 1 3/16″-20 UN,
1 3/16″-28 UN thread plug/ring gauge 2A/2B go/nogo, 1 1/4″-8 UN, 1 1/4″-16 UN, 1 1/4″-20 UN,
1 1/4″-28 UN thread plug/ring gauge 2A/2B go/nogo , 1 5/16″-8 UN, 1 5/16″-12 UN, 1 5/16″-16 UN, 1 5/6″-20 UN,
1 5/6″-28 UN thread plug/ring gauge 2A/2B go/nogo, 1 3/8″-8 UN,1 3/8″-16 UN, 1 3/8″-20 UN, 1 3/8″-28 UN,
1 7/16″-6 UN thread plug/ring gauge 2A/2B go/nogo, 1 7/16″-8 UN, 1 7/16″-12 UN, 1 7/16″-16 UN
1 7/16″-20 UN thread plug/ring gauge 2A/2B go/nogo , 1 7/16″-28 UN, 1 1/2″-8 UN, 1 1/2″-16 UN, 1 1/2″-20 UN,
1 1/2″-28 UN thread plug/ring gauge 2A/2B go/nogo, 1 9/16″-6 UN,1 9/16″-8 UN , 1 9/16″-12 UN, 1 9/16″-16 UN,
1 9/16″-20 UN thread plug/ring gauge 2A/2B go/nogo, 1 5/8″-6 UN, 1 5/8″-8 UN, 1 5/8″-12UN,
1 5/8″-16 UN thread plug/ring gauge 2A/2B go/nogo, 1 5/8″-20 UN, 1 11/16″-6 UN, 1 11/16″-8 UN, 1 11/16″-12 UN,
1 11/16″-16 UN thread plug/ring gauge 2A/2B go/nogo ,1 11/16″-20 UN, 1 3/4″-6 UN, 1 3/4″-8 UN, 1 3/4″-12 UN,
1 3/4″-16 UN thread plug/ring gauge 2A/2B go/nogo, 1 3/4″-20 UN, 1 13/16″-6 UN
1 13/16″-8 UN thread plug/ring gauge 2A/2B go/nogo , 1 13/16″-12 UN, 1 13/16″-16 UN, 1 13/16″-20 UN,
1 7/8″-6 UN thread plug/ring gauge 2A/2B go/nogo, 1 7/8″-8 UN,1 7/8″-12 UN, 1 7/8″-16 UN, 1 7/8″-20 UN,
1 15/16″-6 UN thread plug/ring gauge 2A/2B go/nogo, 1 15/16″-8 UN, 1 15/16″-12 UN,1 15/16″-16 UN, 1 15/16″-20 UN,

2″-4.5 UN thread plug/ring gauge 2A/2B go/nogo , 2″-6 UN,2″-8 UN,2″-12 UN, 2″-16 UN, 2″-20 UN
2 1/8″-6 UN thread plug/ring gauge 2A/2B go/nogo , 2 1/8″-8 UN, 2 1/8″-12 UN, 2 1/8″-16 UN, 2 1/8″-20 UN, 2 1/4″-6 UN, 2 1/4″-8 UN thread plug/ring gauge 2A/2B go/nogo,2 1/4″-12 UN, 2 1/4″-16 UN, 2 1/4″-20 UN, 2 3/8″-6 UN, 2 3/8″-8 UN,
2 3/8″-12 UN thread plug/ring gauge 2A/2B go/nogo, 2 3/8″-16 UN,2 3/8″-20 UN , 2 1/2″-6 UN, 2 1/2″-8 UN, 2 1/2″-12 UN, 2 1/2″-16 UN thread plug/ring gauge 2A/2B go/nogo , 2 1/2″-20 UN, 2 5/8″-4 UN,2 5/8″-6 UN, 2 5/8″-8 UN, 2 5/8″-12 UN, 2 5/8″-16 UN thread plug/ring gauge 2A/2B go/nogo, 2 5/8″-20 UN, 2 3/4″-6 UN, 2 3/4″-8 UN,2 3/4″-12 UN , 2 3/4″-16 UN, 2 3/4″-20 UN thread plug/ring gauge 2A/2B go/nogo, 2 7/8″-4 UN, 2 7/8″-6 UN, 2 7/8″-8 UN, 2 7/8″-12 UN,2 7/8″-16 UN , 2 7/8″-20 UN thread plug/ring gauge 2A/2B go/nogo.

3″-6 UN UN thread plug/ring gauge 2A/2B go/nogo, 3″-8 UN, 3″-12 UN, 3″-16 UN, 3″-20 UN, 3 1/8″-4 UN,
3 1/8″-6 UN thread plug/ring gauge 2A/2B go/nogo, 3 1/8″-8 UN, 3 1/8″-12 UN, 3 1/8″-16 UN, 3 1/4″-6 UN, 3 1/4″-8 UN, 3 1/4″-12 UN thread plug/ring gauge 2A/2B go/nogo,3 1/4″-16 UN , 3 3/8″-4 UN, 3 3/8″-6 UN, 3 3/8″-8 UN, 3 3/8″-12 UN, 3 3/8″-16 UN thread plug/ring gauge 2A/2B go/nogo, 3 1/2″-6 UN,3 1/2″-8 UN , 3 1/2″-12 UN, 3 1/2″-16 UN, 3 5/8″-4 UN, 3 5/8″-6 UN thread plug/ring gauge 2A/2B go/nogo, 3 5/8″-8 UN, 3 5/8″-12 UN,
3 5/8″-16 UN thread plug/ring gauge 2A/2B go/nogo , 3 3/4″-6 UN, 3 3/4″-8 UN, 3 3/4″-12 UN, 3 3/4″-16 UN, 3 7/8″-6 UN, 3 7/8″-8 UN thread plug/ring gauge 2A/2B go/nogo ,3 7/8″-12 UN , 3 7/8″-16 UN,

4″-4 UN thread plug/ring gauge 2A/2B go/nogo , 4″-6 UN, 4″-8 UN, 4″-12 UN, 4″-16 UN,
4 1/8″-4 UN thread plug/ring gauge 2A/2B go/nogo ,4 1/8″-6 UN, 4 1/8″-8 UN, 4 1/8″-12 UN, 4 1/8″-16 UN, 4 1/4″-4 UN,
4 1/4″-6 UN thread plug/ring gauge 2A/2B go/nogo , 4 1/4″-8 UN,4 1/4″-12 UN, 4 1/4″-16 UN, 4 3/8″-4 UN, 4 3/8″-6 UN,
4 3/8″-8 UN thread plug/ring gauge 2A/2B go/nogo , 4 3/8″-12 UN, 4 3/8″-16 UN,
4 1/2″-4 UN thread plug/ring gauge 2A/2B go/nogo, 4 1/2″-6 UN, 4 1/2″-8 UN, 4 1/2″-12 UN, 4 1/2″-16 UN, 4 5/8″-4 UN, 4 5/8″-6 UN thread plug/ring gauge 2A/2B go/nogo ,4 5/8″-8 UN, 4 5/8″-12 UN, 4 5/8″-16 UN, 4 3/4″-4 UN, 4 3/4″-6 UN,
4 3/4″-8 UN thread plug/ring gauge 2A/2B go/nogo , 4 3/4″-12 UN,4 3/4″-16 UN , 4 7/8″-4 UN, 4 7/8″-6 UN, 4 7/8″-8 UN, 4 7/8″-12 UN thread plug/ring gauge 2A/2B go/nogo , 4 7/8″-16 UN,

5″-4 UN thread plug/ring gauge 2A/2B go/nogo ,5″-6 UN, 5″-8 UN, 5″-12 UN, 5″-16 UN, 5 1/8″-4 UN, 5 1/8″-6 UN,
5 1/8″-8 UN thread plug/ring gauge 2A/2B go/nogo, 5 1/8″-12 UN,5 1/8″-16 UN, 5 1/4″-4 UN, 5 1/4″-6 UN, 5 1/4″-8 UN,
5 1/4″-12 UN thread plug/ring gauge 2A/2B go/nogo, 5 1/4″-16 UN, 5 3/8″-4 UN,5 3/8″-6 UN, 5 3/8″-8 UN, 5 3/8″-12 UN,
5 3/8″-16 UN thread plug/ring gauge 2A/2B go/nogo, 5 1/2″-4 UN,5 1/2″-6 UN, 5 1/2″-8 UN,5 1/2″-12 UN, 5 1/2″-16 UN,
5 5/8″-4 UN thread plug/ring gauge 2A/2B go/nogo, 5 5/8″-6 UN, 5 5/8″-8 UN, 5 5/8″-12 UN, 5 5/8″-16 UN,5 3/4″-4 UN,
5 3/4″-6 UN thread plug/ring gauge 2A/2B go/nogo, 5 3/4″-8 UN, 5 3/4″-12 UN, 5 3/4″-16 UN, 5 7/8″-4 UN, 5 7/8″-6 UN,
5 7/8″-8 UN, 5 7/8″-12 UN, 5 7/8″-16 UN thread plug/ring gauge 2A/2B go/nogo