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Applications

• Air (including oil mist), mild chemicals, water
• Agriculture, construction, general industrial

GST® II General Service Hose

GST® II hose is a versatile general purpose hose designed to handle air, mild chemicals and water. The hose construction incorporates a tube that is compatible with light oil mists found in air tool lubricating systems, and the multiple plies of textile reinforcement provide flexibility. The cover is resistant to abrasion, heat and ozone, and is available in multiple standard colors for color-coded identification.

NOTE: Do not use with oil or refined fuel.

Tube: Black EPDM; ARPM Class C oil resistance
Reinforcement: Multiple textile plies
Cover: Black, blue, green, red, yellow EPDM; smooth finish
Temp. Range: -40°F to +212°F (-40°C to +100°C)
Brand Method: White ink on black, blue, green, red hose; black ink on yellow hose
Brand Example: PARKER (SERIES) GST® II (ID) XXX PSI MAX WP MADE IN USA (DATE CODE)
Design Factor 4:1
Vacuum: Not recommended
Industry Standards: ARPM Class C oil resistant tube; ARPM IP-7 (7031R only)
Compare to: Boston Bosflex A/W; Gates Adapta Flex; Thermoid Valuflex GS; Veyance Horizon General Purpose
Packaging: Reels; cartons

 
 
Part No. ID
(in)
ID
(mm)
Reinf.
Plies
OD
(in)
OD
(mm)
Approx.
Wt. (lbs/ft)
Min.
Bend
Rad (in)
Max.
Rec.
WP (psi)
Perm
Cplg
Rec *
Std
Pack
Qty (ft)
Stock
Status
**
7031-50250 1/2 12.7 2 0.844 21.4 0.23 4.5 250 HY 500 Y
7031-7530450R 3/4 19.1 4 1.156 29.4 0.37 6.0 300 HY 50 Y
7031-75304R 3/4 19.1 4 1.156 29.4 0.37 6.0 300 HY 400 Y
7057-50250 1/2 12.7 2 0.844 21.4 0.23 4.5 250 HY 500 Y
7057-75304 3/4 19.1 4 1.156 29.4 0.37 6.0 300 HY 350 Y
7057-7530450 3/4 19.1 4 1.156 29.4 0.37 6.0 300 HY 50 Y
7092-100200 1 25.4 2 1.406 35.7 0.47 7.0 200 HY 300 Y
7092-100200 1 25.4 2 1.406 35.7 0.47 7.0 200 HY 300 Y
7092-10020050 1 25.4 2 1.406 35.7 0.47 7.0 200 HY 50 Y
7092-10020050 1 25.4 2 1.406 35.7 0.47 7.0 200 HY 50 Y
7092-100254 1 25.4 4 1.408 35.8 0.47 8.0 250 HY 300 N
7092-100304 1 25.4 4 1.438 36.5 0.51 8.0 300 HY 300 Y
7092-10030450 1 25.4 4 1.438 36.5 0.53 8.0 300 HY 50 Y
7092-125204 1 1/4 31.8 4 1.781 45.2 0.77 9.0 200 HY 250 Y
7092-125204 1 1/4 31.8 4 1.781 45.2 0.77 9.0 200 HY 250 Y
7092-150204 1 1/2 38.1 4 2.031 51.6 0.84 10.0 200 43 200 Y
7092-150204 1 1/2 38.1 4 2.031 51.6 0.84 10.0 200 43 200 Y
7092-150204100 1 1/2 38.1 4 2.031 51.6 0.84 10.0 200 43 100 Y
7092-150204100 1 1/2 38.1 4 2.031 51.6 0.84 10.0 200 43 100 Y
7092-15020450 1 1/2 38.1 4 2.031 51.6 0.84 10.0 200 43 50 Y
7092-15020450 1 1/2 38.1 4 2.031 51.6 0.84 10.0 200 43 50 Y
7092-19200 3/16 4.8 2 0.437 11.1 0.07 2.0 200 * 800 N
7092-200154 2 50.8 4 2.550 64.8 1.13 14.0 200 43 250 Y
7092-200154 2 50.8 4 2.550 64.8 1.13 14.0 200 43 250 Y
7092-25200 1/4 6.4 2 0.500 12.7 0.09 2.5 200 HY 800 Y
7092-2520050 1/4 6.4 2 0.500 12.7 0.09 2.5 200 HY 50 Y
7092-25250 1/4 6.4 2 0.508 12.9 0.10 3.0 250 HY 800 N
7092-31200 5/16 7.9 2 0.594 15.1 0.12 3.3 200 HY 750 Y
7092-38200 3/8 9.5 2 0.656 16.7 0.14 3.5 200 HY 700 Y
7092-3820050 3/8 9.5 2 0.656 16.7 0.14 3.5 200 HY 50 Y
7092-38250 3/8 9.5 2 0.656 16.7 0.14 4.0 250 HY 700 N
7092-50200 1/2 12.7 2 0.813 20.7 0.20 4.5 200 HY 550 Y
7092-5020050 1/2 12.7 2 0.813 20.7 0.21 4.5 200 HY 50 Y
7092-50250 1/2 12.7 2 0.844 21.4 0.22 4.5 250 HY 550 Y
7092-50254 1/2 12.7 4 0.860 21.8 0.23 5.0 250 HY 800 N
7092-50304 1/2 12.7 4 0.875 22.2 0.24 5.0 300 HY 500 Y
7092-5030450 1/2 12.7 4 0.875 22.2 0.24 5.0 300 HY 50 Y
7092-63200 5/8 15.9 2 0.969 24.6 0.24 5.5 200 HY 450 Y
7092-6320050 5/8 15.9 2 0.969 24.6 0.24 5.5 200 HY 50 Y
7092-63254 5/8 15.9 4 1.030 26.2 0.32 6.0 250 HY 450 N
7092-75200 3/4 19.1 2 1.109 28.2 0.32 6.0 200 HY 400 Y
7092-7520050 3/4 19.1 2 1.109 28.2 0.32 6.0 200 HY 50 Y
7092-75254 3/4 19.1 4 1.156 29.4 0.37 6.0 250 HY 400 N
7092-7525450 3/4 19.1 4 1.156 29.4 0.37 6.0 250 HY 50 N
7092-75304 3/4 19.1 4 1.156 29.4 0.37 6.0 300 HY 400 Y
7092-7530450 3/4 19.1 4 1.156 29.4 0.37 6.0 300 HY 50 Y
7093-100200 1 25.4 2 1.406 35.7 0.47 7.0 200 HY 300 Y
7093-10020050 1 25.4 2 1.406 35.7 0.47 7.0 200 HY 50 Y
7093-100254 1 25.4 4 1.408 35.8 0.47 8.0 250 HY 300 N
7093-125204 1 1/4 31.8 4 1.781 45.2 0.77 9.0 200 HY 250 Y
7093-150204 1 1/2 38.1 4 2.031 51.6 0.84 10.0 200 43 200 Y
7093-150204100 1 1/2 38.1 4 2.031 51.6 0.84 10.0 200 43 100 N
7093-15020450 1 1/2 38.1 4 2.031 51.6 0.84 10.0 200 43 50 N
7093-15020450 1 1/2 38.1 4 2.031 51.6 0.84 10.0 200 43 50 N
7093-19200 3/16 4.8 2 0.437 11.1 0.07 2.0 200 * 800 Y
7093-19300 3/16 4.8 2 0.437 11.1 0.07 2.0 300 * 800 N
7093-200154 2 50.8 4 2.550 64.8 1.13 14.0 200 43 250 Y
7093-25200 1/4 6.4 2 0.500 12.7 0.09 2.5 200 HY 800 Y
7093-2520050 1/4 6.4 2 0.500 12.7 0.09 2.5 200 HY 50 N
7093-25250 1/4 6.4 2 0.508 12.9 0.10 3.0 250 HY 800 N
7093-31200 5/16 7.9 2 0.594 15.1 0.12 3.3 200 HY 750 Y
7093-3130050 5/16 7.9 2 0.625 15.9 0.14 3.5 300 HY 50 N
7093-38200 3/8 9.5 2 0.656 16.7 0.14 3.5 200 HY 700 Y
7093-38200 3/8 9.5 2 0.656 16.7 0.14 3.5 200 HY 700 Y
7093-3820050 3/8 9.5 2 0.656 16.7 0.14 3.5 200 HY 50 N
7093-38250 3/8 9.5 2 0.656 16.7 0.14 4.0 250 HY 700 N
7093-50200 1/2 12.7 2 0.813 20.7 0.20 4.5 200 HY 550 Y
7093-5020050 1/2 12.7 2 0.813 20.7 0.21 4.5 200 HY 50 N
7093-50254 1/2 12.7 4 0.860 21.8 0.23 5.0 250 HY 500 N
7093-50304 1/2 12.7 4 0.875 22.2 0.24 5.0 300 HY 500 Y
7093-5030450 1/2 12.7 4 0.875 22.2 0.24 5.0 300 HY 50 N
7093-5030450 1/2 12.7 4 0.875 22.2 0.24 5.0 300 HY 50 N
7093-63200 5/8 15.9 2 0.969 24.6 0.24 5.5 200 HY 450 Y
7093-6320050 5/8 15.9 2 0.969 24.6 0.24 5.5 200 HY 50 Y
7093-63254 5/8 15.9 4 1.030 26.2 0.32 6.0 250 HY 450 N
7093-75200 3/4 19.1 2 1.109 28.2 0.32 6.0 200 HY 400 Y
7093-7520050 3/4 19.1 2 1.109 28.2 0.32 6.0 200 HY 50 Y
7093-75254 3/4 19.1 4 1.156 29.4 0.37 6.0 250 HY 400 N
7093-7525450 3/4 19.1 4 1.156 29.4 0.37 6.0 250 HY 50 N
7093-75304 3/4 19.1 4 1.156 29.4 0.37 6.0 300 HY 400 Y
7093-7530450 3/4 19.1 4 1.156 29.4 0.37 6.0 300 HY 50 N

Table Notes 
Factory Assemblies: Air, Service Station Air, Jackhammer and Sledgehammer hose assemblies available from stock in popular configurations.
* Couplings: Refer to CrimpSource® at www.safehose.com for coupling recommendations and crimp specifications.
** Stock: "Y" indicates stocked item; "N" indicates non-stocked item. Stock status subject to change. Contact Parker Customer Service.


Series 7031 / 7031(R) (Green) Table Notes
7031R meets ARPM IP-7 requirements for Grade R oxygen service in welding applications.








Warning: Couplings attached with bands or clamps may reduce the working pressure of the hose assembly to less than the maximum rated working pressure of the hose. Refer to NAHAD Industrial Hose Assembly Guidelines.