Page 18 - Shree Rushabh Traders _Catalog

Shree
Rushabh
Traders.
PRECISE GAUGING SOLUTIONS

British Standard With worth Form Thread Gauges

Basic Dimensions B.S.2779 -1986, ISO 228 Pt1-1982(E)
Gauging Practice B.S.919,Part II,1971, IS:10216 -1982 ISO228 Pt II-1987
Class of Fit:Screw Plugs:General. Screw Rings : General (B),Close (A)
Screw Rings are generally Manufactured to Class B unless otherwise specified.
Thread Plug
Thread Plug
Thread Plug Double-End Thread Rings GO Double -End Thread Rings GO
Nominal Pitch GO&NOGO Rs OR NOGO Rs Nominal Pitch GO&NOGO or NOGO Rs
Rs

G 1/16" 28 3590 3910 G1.1/4" 11 2200 4270
G1/8" 28 1200 2620 G1.3/8" 11 2200 4270
G1/4" 19 1200 2230 G1.1/2" 11 2200 4270
G3/8" 19 1200 2230 G2" 11 2820 5200
G1/2" 14 1380 3350 G2.1/2" 11 3350 5650
G5/8" 14 1420 3350 G3" 11 3820 7180
G3/4" 14 1420 3350 G4" 11 4650 8600
G7/8" 14 1420 3350 G5" 11 6260 11320
G1" 11 2200 4270 G6" 11 9970 13960
G1.1/8" 11 2200 4270

N.P.T Taper Thread Gauges

Basic Dimension and gauging Pracfoes :ANSI/ASME B1.20.01.1983
Class of Fit :Basic /Step-limit.
Thread Plug Thread Rings
L1 L1 L1 L1
Size T.P.I Basic
Basic Step RS Min/Max step Rs Step Min/Max Step Rs
Rs
1/16" 27 2170 2820 3970 5760
1/8" 27 2170 2820 3970 5760
1/4" 18 1790 2420 3580 4630
3/8" 18 1790 2420 3580 4630
1/2" 14 1790 2420 3050 4410
3/4" 14 1790 2420 3050 4410
1" 11.1/2 2260 2950 4500 6430
1.1/4" 11.1/2 2260 2950 4500 6430
1.1/2" 11.1/2 2260 2950 4500 6430
2" 11.1/2 3360 4300 4500 6980
2.1/2" 8 3780 4950 5550 8610
3" 8 3780 4950 5550 8610
3.1/2" 8 3780 4300 5550 8610
4" 8 5670 6830 8460 11790
4.1/2" 8 5990 6830
5" 8 6190 8640
6" 8 6190 9680