UNC thread ring gaugeUNC thread plug gauge

UNC thread  ring & plug gauges manufacturer & supplier

UNC thread gage is Unified National Coarse thread gage with 60 degree thread angle.

GO & NOGO, RH(ring hand)  & LH(left hand) available

From 1/4″-3 7/8″ many standard sizes in stock, can keep the next days delivery.

Material:GCr15

Standard tolerance: Plug 2B &  ring 2A

Internal thread tolerance class: 1B、2B、3B;

External thread tolerance class: 1A、2A、3A

For special gauge without stock, we can provide special custom production service,  one pc is also acceptable,

We have as below standard sizes’ UNC screw plug gages and  screw ring gages in stock.

2-56 UNC 3-48 UNC 4-40 UNC 5-40 UNC
6-32 UNC 8-32 UNC 10-24 UNC 12-24 UNC
1/4″-20 UNC 5/16″-18 UNC 3/8″-16 UNC 7/16″-14 UNC
1/2″-13 UNC 9/16″-12 UNC 5/8″-11 UNC 3/4″-10 UNC
7/8″-9 UNC 1″-8 UNC 1 1/8″-7 UNC 1 1/4″-7 UNC
1 5/16″-6 UNC 1 3/8″-6 UNC 1 1/2″-6 UNC 1 3/4″-5 UNC
2″-4.5 UNC 2 1/4″-4.5 UNC 2 1/2″-4 UNC 2 3/4″-4 UNC
3″-4 UNC 3 1/4″-4 UNC 3 7/8″-4 UNC

We 100% be sure gauges’s quality, when clients received goods, if found any not well, clients can give back to us, we will undertake all the loss including shipping cost .

We accept payment of T/T (bank transfer), Paypal and Credit card.

We usually send goods by express, DHL or UPS.

payment-1payment2