Page 1
Tank Adapters, PVC New Style
Standard with Neoprene
Gaskets
Socket x Fipt
150 psi Maximum Internal Pressure Rating @ 73°
F (23°C)
Dimensions Also Applicable to
8171E-XXX & 8171V-XXX
Schedule 80 PVC Technical
Schedule 80 Tank Adapters
Part Number Size L L1 M M1 N R
8171-002 1/4 2-15/32 1-13/16 1-17/32 1-1/32 1- 1/4 1/2 1-1/16 .11
8171-003 3/8 2- 1/2 1-27/32 1-21/32 1-5/32 1- 3/16 1/2 1-3/16 .12
8171-005 1/2 2-29/32 2- 3/16 2- 1/16 1-7/16 1-5/16 5/8 1-1/2 .21
8171-007 3/4 2-15/16 2-3/16 2- 1/4 1- 5/8 1- 3/16 5/8 1-3/4 .24
8171-010 1 3-9/32 2-9/16 2-21/32 1-31/32 1- 1/4 5/8 2 .36
8171-012 1-1/4 3-13/32 2-5/8 3-1/8 2- 5/16 1-7/32 5/8 2-3/8 .48
8171-015 1-1/2 3- 5/8 2-13/16 3- 5/8 2-11/16 1-9/32 5/8 2-3/4 .68
8171-020 2 4- 1/8 3- 1/4 4- 7/8 3- 1/4 1- 5/8 3/4 3-3/8 1.26
8171-025 2-1/2 4-27/32 3-29/32 5- 1/4 3-13/16 1-3/4 1 3-7/8 2.22
8171-030 3 5- 1/2 4- 1/2 6 4-17/32 2- 3/16 1 4-5/8 2.64
8171-040 4 4-31/32 3-15/16 7-7/16 5-7/16 1-7/32 1- 1/4 5-1/2 3.24
8171-060 6 5 4 10-3/32 8 1/32 1- 1/4 8 5.59
Min Hole
Size
Tank Adapters, PVC New Style
Special Reinforced (SR)
Threaded with Neoprene
Gaskets
Socket x SR Fipt - Stainless Steel Collar
150 psi Maximum Internal Pressure Rating @ 73°
F (23°C)
Dimensions Also Applicable to
8171E-XXXSR & 8171V-XXXSR
Part Number Size L L1 M M1 N R
8171-002SR 1/4 2- 1/2 1-13/16 1-17/32 1-1/32 1-9/32 1/2 1-1/16 .11
8171-003SR 3/8 2-17/32 1-27/32 1-21/32 1-5/32 1- 3/16 1/2 1-3/16 .12
8171-005SR 1/2 2-15/16 2-3/16 2- 1/16 1-15/32 1-5/16 5/8 1-1/2 .22
8171-007SR 3/4 2-15/16 2-7/32 2- 1/4 1- 5/8 1- 1/4 5/8 1-3/4 .25
8171-010SR 1 3- 5/16 2-9/16 2-21/32 1-31/32 1-9/32 5/8 2 .38
8171-012SR 1-1/4 3-7/16 2-21/32 3-1/8 2- 5/16 1-1/4 5/8 2-3/8 .51
8171-015SR 1-1/2 3- 5/8 2-13/16 3- 5/8 2-11/16 1-9/32 5/8 2-3/4 .69
8171-020SR 2 4- 1/8 3- 1/4 4- 7/8 3- 1/4 1- 5/8 3/4 3-3/8 1.31
8171-025SR 2-1/2 4- 7/8 3-29/32 5- 1/4 3-13/16 1-13/16 1 3-7/8 2.26
8171-030SR 3 5- 1/2 4- 1/2 5-31/32 4-1/2 2- 3/16 1 4-5/8 2.70
8171-040SR 4 5 4 7-7/16 5-7/16 1- 1/4 1- 1/4 5-1/2 3.36
8171-060SR 6 5 4-3/32 10-3/32 8 1/32 1- 1/4 8 7.13
Min Hole
Size
Approx. Wt.
(Lbs.)
Approx. Wt.
(Lbs.)
Page 71
Suitable for Oil-Free air handling to 25 psi, not for distribution of compressed air or gas
See Spears® Product Sourcebook for product offerings
Spears® Manufacturing Company
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