Page 380 - Cat4800-Oct2011

366 Parker Industrial Hose Customer Service
866 810 HOSE (4673) 800 242 HOSE (4673)
Strongsville, OH South Gate, CA
Eastern USA Western USA
www.safehose.com
e-mail: indhose@parker.com
Welding
Series 7120 / 7121 / 7031R – Grade R Single Line Welding Hose
(Continued)
Series 7120 (Red – Acetylene line only)
Part
Number
ID
(in)
ID
(mm)
Reinf
Plies
OD
(in)
OD
(mm)
Approx
Wt
(lbs/ft)
Approx
Wt
(kg/ft)
Min
Bend
Rad
(in)
Min
Bend
Rad
(mm)
Max
Rec
WP
(psi)
Max
Rec
WP
(bar)
Perm
Cplg
Rec
*
Std
Pack
Qty
(ft)
Stock
Status
**
7120-19200 3/16 4.8 2 0.438 11.1 0.08 0.04 2.0 50.8 200 13.8 * 800 Y
7120-25200 1/4 6.4 2 0.531 13.5 0.10 0.05 2.5 63.5 200 13.8 * 800 Y
7120-31200 5/16 7.9 2 0.594 15.1 0.13 0.06 3.0 76.2 200 13.8 * 750 Y
7120-38200 3/8 9.5 2 0.656 16.7 0.14 0.06 4.0 101.6 200 13.8 * 700 Y
7120-50200 1/2 12.7 4 0.875 22.2 0.26 0.12 5.0 127.0 200 13.8 * 500 N
* Industrial Couplings: Refer to CrimpSource at www.safehose.com for coupling recommendations and crimp specifcations.
Welding Couplings: As specifed in CGA publication E-1. Bulk welding hose couplings are not sold separately by Parker (except 3/4")
** Stock: “Y” indicates stocked item; “N” indicates non-stocked item. Stock status subject to change. Contact Parker Customer Service.
Series 7121/7031R (Green – Oxygen Line)
Part
Number
ID
(in)
ID
(mm)
Reinf
Plies
OD
(in)
OD
(mm)
Approx
Wt
(lbs/ft)
Approx
Wt
(kg/ft)
Min
Bend
Rad
(in)
Min
Bend
Rad
(mm)
Max
Rec
WP
(psi)
Max
Rec
WP
(bar)
Perm
Cplg
Rec
*
Std
Pack
Qty
(ft)
Stock
Status
**
7121-19200 3/16 4.8 2 0.438 11.1 0.08 0.04 2.0 50.8 200 13.8 * 800 Y
7121-25200 3/16 6.4 2 0.531 13.5 0.10 0.5 2.5 63.5 200 13.8 * 800 Y
7121-31200 1/4 7.9 2 0.594 15.1 0.13 0.6 3.0 76.2 200 13.8 * 750 Y
7121-38200 5/16 9.5 2 0.656 16.7 0.14 0.6 4.0 101.6 200 13.8 * 700 Y
7121-50200 1/2 12.7 4 0.875 22.2 0.26 0.12 5.0 127.0 200 13.8 * 500 Y
7031-75304R 3/4 19.1 4 1.156 29.4 0.37 0.17 6.0 152.4 300 20.7 HY 350 Y
7031-7530450R 3/4 19.1 4 1.156 29.4 0.37 0.17 6.0 152.4 300 20.7 HY 50 Y
* Industrial Couplings: Refer to CrimpSource at www.safehose.com for coupling recommendations and crimp specifcations.
Welding Couplings: As specifed in CGA publication E-1. Bulk welding hose couplings are not sold separately by Parker (except 3/4")
** Stock: “Y” indicates stocked item; “N” indicates non-stocked item. Stock status subject to change. Contact Parker Customer Service.
WARNING! Do not attempt to re-couple, repair or splice hose assemblies; replace all assemblies that show signs of abrading, abuse,
age, damage or fatigue. Refer to ARPM IP-7, Specifcations for Rubber Welding Hose and Hose Technical Bulletin 11-5, Guide for Use,
Maintenance and Inspection of Welding Hose. Refer to CGA Safety Bulletin SB-11, Use of Rubber Welding Hose. Refer to the Safety &
Technical Information section of this catalog for further information.
!