Guangzhou Guomat Air Spring Co., Ltd.
Email:vivi@662n.com Mob:+86-18998374939(WhatsAPP) Wechat:airspring-guomat Skype:guomat
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This air spring is produced by AIRSUSTECH with a product number of 2B10X2T. It is of good quality and comes with a one year warranty.It is cross reference to Norgren OEM Part Number M/31103.
Additionally, there are other OEM Part Numbers for this spring:
Number of bellows: 3-fold, triple convoluted
Material of top and bottom plate: steel
Top plate screw (nut): 4×M10, teeth diameter (width): 181mm
Bottom plate screw (nut): 4×M10, teeth diameter (width): 181mm
Top plate diameter (width): 210mm
Bottom plate diameter (width): 210mm
Air hole/air inlet/air connection: G1/2; 1/2"
Maximum diameter of bell rubber bellows at 7 bar: 80mm
Stroke of rubber bellows: 100mm-430m
Required installation space: 300mm
Without bumper block, with two pieces of belt loop/girdle hoop
OEM number for Granning: 15809
Weweler: USN 510016D
Samro: H250-0010
Cross number for Firestone: W01-R58-4059
Dunlop: SP 1539 (10"x 3)
Dunlop: SP 1015 (10"x 3)
Contitech: FT 210-32 1/2 M10
Norgren: M/31103 (10"x 3)
Weforma: WBD-G 450-25G
| Metric | |
| Bolt/Stud | M12x1.75mm |
| Threaded Hole | M8x1.75mm on Top Plate |
| Threaded Hole | M12x1.75mm on Piston |
| Air Inlet | M22x1.5mm or M14 or M12 |
| Combo Stud | External M20x1.5mm, Internal M12 |
| Combo Stud | External M22x1.5mm, Internal M12 |
| Combo Stud | External M20x1.5mm, Internal M14 |
| Imperial | |
| Bold /Stud | 1/2''-13UNC |
| Threaded Hole | 3/8''UNC on Top Plate |
| Threaded Hole | 1/2''-13 UNC on Piston |
| Air Inlet | 3/4''NPT or 1/4NPT |
| Combo Stud | External 3/4''-16,Internal 1/4''NPT |
Firestone Air Bags Technical Support & Service
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