Norgren M/31122 Air Bellows Assembly 12''X2 Double Convoluted Industrial Rubber Air Bag

Product Details:

Place of Origin:	GuangDong, China
Brand Name:	GUOMAT
Certification:	ISO/TS16949:2009
Model Number:	2B12X2T

Payment & Shipping Terms:

Minimum Order Quantity:	6PCS
Price:	$129.9-149.9/pc
Packaging Details:	Strong Carton Box Or As Customers Need
Delivery Time:	2-8 work days
Payment Terms:	L/C,D/A,D/P,T/T
Supply Ability:	1000pcs/week

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Detailed Product Description

Type:	Industrial Air Spring	Material Type:	Rubber+Steel
Product Warranty:	12 Months	Norgren:	M/31122
Transport Package:	Cartons	Service Offered:	OEM
Convolution:	Double Convoluted Type	Bellows No.:	12''X2
Highlight:	Norgren industrial rubber air bag , double convoluted air bellows assembly , 12x2 industrial air spring

Norgren M/31122 Air Bellows Assembly 12"×2 Double Convoluted Industrial Rubber Air Bag

The GUOMAT 2B12X2T is a 12-inch double convoluted industrial air spring designed as a replacement solution for Norgren M/31122 air bellows assembly. It features a flexible rubber bellows construction with reinforced steel components, providing reliable vibration isolation, load support, lifting, and shock absorption for industrial equipment.

With its double convoluted design, this industrial rubber air bag provides an optimal combination of vertical movement, flexibility, and vibration isolation. It can be used in pneumatic suspension systems and industrial machinery where smooth movement and effective vibration control are required.

Product Specifications

GUOMAT: 2B12X2T
Continental ContiTech: FD 412-18 DS 66334, FD 412-18 1/2 M10, FD 412-18 G1/2 M10, FD 412-18 DS G1/2, FD 412-18 DS G1/2 M10, FD 412-18 DS/FD412-18DS/FD41218DS, FD 412-18/FD412-18/FD41218
Firestone: W01-R58-4061/W01 R58 4061/W01R584061
Firestone Style: 12" x 2 NB /12"x2NB /12x2NB
Goodyear: 2B12-2452/2B12 2452/2B122452
Goodyear Flex No.: 578-92-3-2452/578 92 3 2452/5789232452
Springride: 2B12-2452/2B12 2452/2B122452
Springride Flex No.: 578-92-3-2452/578 92 3 2452/5789232452
Dunlop FR: 12"x2 SP1541NB
Dunlop UK (Pneuride): PNP 30552 0118/PNP305520118
Norgren: M/31122/ M 31122/ M31122
Nominal Ø x convolutions: 12" x 2/12"x2/12x2
Parker: 12"x2 9109041
WEFORMA: WBZ-G 550/WBZ-G550/WBZG550
YS-AIR: YS-280-2V/YS 2802V/YS2802V

Technical Data

Nominal Ø × Convolutions	Stroke (mm)	Installation Height [A] min. (mm)	Recommended Working Height [B] max. (mm)	Installation Height [C] max. (mm)	Max. Torque for Mounting Studs (Nm)	Natural Frequency [fn] at 4 bar (Hz)	Stiffness at 4 bar (N/mm)	Recommended Vibration Height (mm)	Ø E	Ø D	Ø F	Ø N	Weight (kg)	Model
12" x 2	225	75	245	300	25	18	200	220	330	260	232	350	6.2	M/31122

Packaging & Delivery

Each air spring can be packed in a protective poly bag and carton. Product model numbers and quantities can be marked on the carton, while customized packaging and logo marking are also available for OEM orders.

For in-stock products, typical delivery is 3-7 working days. We support international shipment by air freight, sea freight, DHL, FedEx, UPS and other express services.

After-Sales Support

GUOMAT provides technical support for model selection, dimensions, installation requirements, replacement references, and application matching. A 12-month warranty is available for qualified products under normal operating conditions.

GUOMAT 2B12X2T is a practical choice for industrial vibration isolation, pneumatic suspension, load support, and shock absorption applications requiring a 12-inch double convoluted rubber air spring.