Deterco, Inc.
Quality Products & Services
For Your Measurement Needs
Pipe Thread Gages
Taper Pipe Thread Gages
Size
1/16-27
1/8-27
1/4-18
3/8-18
1/2-14
3/4-14
1-11½
1¼-11½
1½-11½
2-11½
2½-8
3-8
3½-8
4-8
5-8
6-8
8-8
10-8
12-8
Straight
Pipe Thread Gages
Size
NPSM-2B
NPSM-2A
Pitch Dia.
Pitch Dia.
Min.
Max.
Max.
Min.
1/8-27
.3736
.3783
.3725
.3689
1/4-18
.4916
.4974
.4903
.4859
3/8-18
.6270
.6329
.6256
.6211
1/2-14
.7784
.7851
.7769
.7718
3/4-14
.9889
.9958
.9873
.9820
1-11½
1.2386
1.2462
1.2369
1.2311
1¼-11½
1.5834
1.5912
1.5816
1.5756
1½-11½
1.8223
1.8302
1.8205
1.8144
2-11½
2.2963
2.3044
2.2944
2.2882
2½-8
2.7622
2.7720
2.7600
2.7526
3-8
3.3885
3.3984
3.3862
3.3786
NPSF PLUG
SIZE
1/8-27
1/4-18
3/8-18
1/2-14
3/4-14
1-11½
Updated:10/2008
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Tel: (713) 943-2721 e-mail:
sales@deterco.com