FYOU PMEC Leading Solutions ,Unified Thread Ring Gage Size from 5 1/8-12UN to 6-16UN

Unified Thread Ring Gage Size from 5 1/8-12UN to 6-16UN

All our Unified thread ring gages and plug gages are manufactured compliance to standard: ASME B1.2-1983 ASME B1.3-2007
Material：Gcr15, The measuring surface hardness is 53-60HRC, and the hardness of ≤NO#4 is 53-60HRC.
All gages are brand new;
The standard recommends common fits 2A/2B; if no special note, ring gage 2A, plug gage 2B will be choose. Internal thread tolerance class: 1B、2B、3B;External thread tolerance class: 1A、2A、3A;3A 3B will be used when closer tolerance required.

Unified Thread Ring Gage Size from 5 1/8-12UN to 6-16UN

Size	T.P.I	Pitch	Class	Go/No Go	Major d	Pitch Dia.d 2	Minor d 1
5 1/8-12UN	12	22.12	2A	GO	130.124	128.72	127.81
5 1/8-12UN	12	2.12	2A	NO GO	130.124	128.572	128.123
5 1/8-16UN	16	1.59	2A	GO	130.129	129.068	128.387
5 1/8-16UN	16	1.59	2A	NO GO	130.129	128.935	128.6
5 1/4-12UN	12	2.12	2A	GO	133.299	131.895	130.985
5 1/4-12UN	12	2.12	2A	NO GO	133.299	131.747	131.298
5 1/4-16UN	16	1.59	2A	GO	133.304	132.243	131.562
5 1/4-16UN	16	1.59	2A	NO GO	133.304	132.11	131.775
5 3/8-12UN	12	2.12	2A	GO	136.474	135.07	134.16
5 3/8-12UN	12	2.12	2A	NO GO	136.474	134.922	134.473
5 3/8-16UN	16	1.59	2A	GO	136.479	135.418	134.737
5 3/8-16UN	16	1.59	2A	NO GO	136.479	135.285	134.95
5 1/2-12UN	12	2.12	2A	GO	139.649	138.245	137.335
5 1/2-12UN	12	2.12	2A	NO GO	139.649	138.097	137.648
5 1/2-16UN	16	1.59	2A	GO	139.654	138.593	137.912
5 1/2-16UN	16	1.59	2A	NO GO	139.654	138.46	138.125
5 5/8-12UN	12	2.12	2A	GO	142.822	141.417	140.508
5 5/8-12UN	12	2.12	2A	NO GO	142.822	141.265	140.815
5 5/8-16UN	16	1.59	2A	GO	142.827	141.765	141.084
5 5/8-16UN	16	1.59	2A	NO GO	142.827	141.63	141.295
5 3/4-12UN	12	2.12	2A	GO	145.997	144.592	143.683
5 3/4-12UN	12	2.12	2A	NO GO	145.997	144.44	143.99
5 3/4-16UN	16	1.59	2A	GO	146.002	144.94	144.259
5 3/4-16UN	16	1.59	2A	NO GO	146.002	144.805	144.47
5 7/8-12UN	12	2.12	2A	GO	149.172	147.767	146.858
5 7/8-12UN	12	2.12	2A	NO GO	149.172	147.615	147.165
5 7/8-16UN	16	1.59	2A	GO	149.177	148.115	147.434
5 7/8-16UN	16	1.59	2A	NO GO	149.177	147.98	147.645
6-12UN	12	2.12	2A	GO	152.347	150.942	150.033
6-12UN	12	2.12	2A	NO GO	152.347	150.79	150.34
6-16UN	16	1.59	2A	GO	152.352	151.29	150.609
6-16UN	16	1.59	2A	NO GO	152.352	151.155	150.82

How to order?
Please specify the item size diameter, teeth per inch, accuracy class in your order. We can provide ring gauges in class 1A,2A,3A and plug gauges in class 1B,2B and 3B.

For Example： Ring gauge 2 1/4－12UN-2A GO/NO GO
Plug gauge 2 1/4－12UN-2B GO/NO GO
And E-mail to: sales@fyougauges.com

Super Size thread Gages is available, till to Max Size: 1000 mm ,come with long form calibration certificate.