3B12-304 W01-358-8013 Triple Convoluted Air Bag FT330-29 3B12-306 For Building Gravel Equipment

3B12-304 W01-358-8013 Triple Convoluted Air Bag FT330-29 3B12-306 For Building Gravel Equipment​

Description of 3B12-304 Goodyear Air Spring:

3B12-304 Goodyear Air Spring-Triple Swivel Airbag 3B12-304.
This is a bellows-type Goodyear air spring. The bellows air spring has one, two or three convolutions in the flexible member. Such triple-twist airbags are usually found on lift springs or axles of trucks and trailers, as air travel springs, and can also be used as actuators or insulators in the industry.

3B12-304 Goodyear Technical Parameters

❶Nut / Blind Nut

Top Cover Plate Screw (Nut) Tooth : 2pcsX3/8-16UNC

Top Cover Plate Screw (Nut) Tooth : 2pcsX3/8-16UNC

Screw Center Distance of Top Cover Plate : 157.5mm

Bottom Cover Plate Screw (Nut) Tooth : 2pcsX3/8-16UNC

Screw Center Distance of Bottom Cover Plate : 157.5mm

❷ Gas Hole / Air inlet / Air Fitting

Gas Hole / Air inlet : 1/4 N P.T.F. / 1/4NPTF

❸ Cover Plate

Top Cover Plate Diameter: 231 mm

Bottom Cover Plate Diameter: 231 mm

❹Rubber Bellows

Rubber Bellows MAX Diameter: 330 mm

Rubber Bellows Natural Diameter :300 mm

The Working Stroke : MAX 460 mm to MIN 130 mm

Maximum Height : 460 mm

Minimum Height :130 mm

Compression Height : 330 mm

❺ Bumper block / Buffer block

Without Bumper Block

❻ Girdle Hoop / Girdle Ring

With Girdle Hoop :Two Pieces of Girdle Hoop

Bellows type industrial air spring, triple rotation,
Effective area 330 square centimeters
29 cm maximum stroke,
Crimped bead plate
internal thread,
1/4 NPT, offset
Manufacturer: Goodyear
Compressed height
4.33"
Maximum expansion height
16.9"
The maximum diameter
12.8"
Maximum inflation pressure
120 psi
Maximum stroke
12.57"
Air inlet type
English
Air inlet
1/4"
series
C
lowest temperature
-76°F
Maximum temperature
158°F
Bellows type
Triple convolution
Weight: 13 pounds

3B12-304 Goodyear Cross others OEM