Freudenberg Diaphragm Accumulators

Diaphragm Accumulator Distributor

Low Permeation
Durable Poppet Valve
Metal Diaphragm Clamping Ring
Extended Maintenance Intervals
Wide Temperature Range
Light Weight
A variety of models available, in stock and ready to ship
Several installation positions
Extensive material options to fit any application

Reference Material

Diaphragm Accumulators by Freudenberg Sealing Technologies are designed for industrial and mobile equipment applications that demand lightweight, high-strength performance. Diaphragm accumulators are used for a variety of applications including: energy storage, shock or pulsation dampening, leakage compensation, thermal expansion, energy conservation/supplement pump flow, noise reduction, and improved response time.

Our Diaphragm Accumulators are an integral part of a fluid energy control system for industrial and mobile hydraulic systems in agricultural and construction equipment, factory automation and robotics, machine tools, and power generation applications.

They are available in a variety of industry-standard capacities and pressures to fulfill the needs of the global marketplace.

Certifications

ASME/NB

CE/PED

SELO

Part #	Old Part #	Series	Pressure (PSI)	Fluid Capacity V [L]	Temp Range TS [°C]	Outside Dia.	Fluid Port		Seal Material	Max Pressure Ratio P0:P2
TD36-007UM8	FST 0.07-250	49338274	3,600	0.07	-35 / 80	2.5"	9/16-18 UNF-2B	SAE 6	ECO/HYDRIN	1:8
TD36-007NM8	FST 0.07-250	49338273	3,600	0.07	-10 / 80	2.5"	9/16-18 UNF-2B	SAE 6	NBR	1:8
TD36-016UM8	FST 0.16-250	49338272	3,600	0.16	-35 / 80	3"	9/16-18 UNF-2B	SAE 6	ECO/HYDRIN	1:6
TD36-016NM8	FST 0.16-250	49338271	3,600	0.16	-10 / 80	3"	9/16-18 UNF-2B	SAE 6	NBR	1:6
TD30-032UM9	FST 0.32-210	49338276	3,000	0.32	-35 / 80	3.6"	3/4-16 UNF-2B	SAE 8	ECO/HYDRIN	1:8
TD30-032NM9	FST 0.32-210	49338275	3,000	0.32	-10 / 80	3.6"	3/4-16 UNF-2B	SAE 8	NBR	1:8
TD30-50UM9	FST 0.50-210	49338278	3,000	0.5	-35 / 80	4.2"	3/4-16 UNF-2B	SAE 8	ECO/HYDRIN	1:8
TD30-50NM9	FST 0.50-210	49338277	3,000	0.5	-10 / 80	4.2"	3/4-16 UNF-2B	SAE 8	NBR	1:8
TD30-75UM9	FST 0.75-210	49338292	3,000	0.75	-35 / 80	4.8"	3/4-16 UNF-2B	SAE 8	ECO/HYDRIN	1:8
TD30-75NM9	FST 0.75-210	49338291	3,000	0.75	-10 / 80	4.8"	3/4-16 UNF-2B	SAE 8	NBR	1:8
TD36-075UM9	FST 0.75-250	49338279	3,600	0.75	-35 / 80	4.9"	3/4-16 UNF-2B	SAE 8	ECO/HYDRIN	1:8
TD36-075NM9	FST 0.75-250	49338290	3,600	0.75	-10 / 80	4.9"	3/4-16 UNF-2B	SAE 8	NBR	1:8
TD30-100UM9	FST 1.0-210	49338363	3,000	1.0	-35 / 80	5.4"	3/4-16 UNF-2B	SAE 8	ECO/HYDRIN	1:8
TD30-100NM9	FST 1.0-210	49338355	3,000	1.0	-10 / 80	5.4"	3/4-16 UNF-2B	SAE 8	NBR	1:8
TD30-140UM9	FST 1.4-210	49338259	3,000	1.4	-35 / 80	5.8"	3/4-16 UNF-2B	SAE 8	ECO/HYDRIN	1:8
TD30-140NM9	FST 1.4-210	49338258	3,000	1.4	-10 / 80	5.8"	3/4-16 UNF-2B	SAE 8	NBR	1:8
TD36-140UM9	FST 1.4-250	49338341	3,600	1.4	-35 / 80	6.0"	3/4-16 UNF-2B	SAE 8	ECO/HYDRIN	1:8
TD36-140NM9	FST 1.4-250	49338340	3,600	1.4	-10 / 80	6.0"	3/4-16 UNF-2B	SAE 8	NBR	1:8
TD36-200UM9	FST 2.0-250	49338344	3,600	2.0	-35 / 80	6.2"	3/4-16 UNF-2B	SAE 8	ECO/HYDRIN	1:6
TD36-200NM9	FST 2.0-250	49338345	3,600	2.0	-10 / 80	6.2"	3/4-16 UNF-2B	SAE 8	NBR	1:6
TD36-200UMB	FST 2.0-250	49338346	3,600	2.0	-35 / 80	6.9"	1 1/16-12 UNF-2B	SAE 12	ECO/HYDRIN	1:6
TD36-200nMB	FST 2.0-250	49338342	3,600	2.0	-10 / 80	6.9"	1 1/16-12 UNF-2B	SAE 12	NBR	1:6
TD36-280UM9	FST 2.8-250	49338348	3,600	2.8	-35 / 80	6.9"	3/4-16 UNF-2B	SAE 8	ECO/HYDRIN	1:6
TD36-280NM9	FST 2.8-250	49338347	3,600	2.8	-10 / 80	6.9"	3/4-16 UNF-2B	SAE 8	NBR	1:6
TD36-350UMB	FST 3.5-250	49338362	3,600	3.5	-35 / 80	6.9"	1 1/16-12 UNF-2B	SAE 12	ECO/HYDRIN	1:4
TD36-350NMB	FST 3.5-250	49338361	3,600	3.5	-10 / 80	6.9"	1 1/16-12 UNF-2B	SAE 12	NBR	1:4

Notes:

(1) Working fluid: mineral oil qualified for diaphragm material ECO, fluid group II according to PED 97/23/EC

(2) Gas port: M28 x 1.5—charging valve

(3) Maximum permissible nitrogen pressure: P0 max. = 130 bar

(4) All accumulators are designed, manufactured and tested according to the requirements of PED

(*) Permissible working pressure range represents dynamic housing fatigue 2 mio. pressure cycles

The information contained herein is believed to be reliable, but no representation, guarantees or warranties of any kind are made to its accuracy or suitability for any purpose. The information presented herein is based on laboratory testing and does not necessarily indicate end product performance. Full-scale testing and end product performance are the responsibility of the user.

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