Parts List And Drawings – Piston Accumulators

Ordering Table

Use the table below to determine the part number for your desired piston accumulator. For help sizing your accumulator, selecting a compatible elastomer, and to obtain a quote on accumulators and all our other products, visit our tools and technical info section.

Select the desired option from each list and place the corresponding code in its proper place:

APPROVAL CODE	SIZE	PRESSURE	CYLINDER BORE	GAS END PORT(S)	FLUID END PORT(S)	SEALS	MATERIAL		EXAMPLE
PA	15	3100	6B	0G	2F	V	SS	=	PA1531006B0G2FVSS

Approval Code¹
OPTION	CODE
ACC INC	PA
ASME	PX
DNV	PN
ABS	PB
CE	PP
CRN	PR
ABS, DNV	PD

Size²
OPTION	CODE
1/2 Pint	.5PT
1 Pint	1PT
1 Quart	1QT
1/2 Gallon	2QT
1 Gallon	1
2.5 Gallon	2.5
5 Gallon	5
7.5 Gallon	7.5
10 Gallon	10
15 Gallon	15
20 Gallon	20
40 Gallon	40
60 Gallon	60
80 Gallon	80

Pressure³
OPTION	CODE
3000 PSI	3100
4000 PSI	4100
6000 PSI	6100
7500 PSI	7.5100
10000 PSI	10100
15000 PSI	15100

Cylinder Bore⁴
OPTION	CODE
2” Bore	2B
3” Bore	3B
4” Bore	4B
5” Bore	5B
5.5" Bore	5.5B
6” Bore	6B
7” Bore	7B
8” Bore	8B
10” Bore	10B
12” Bore	12B

Top and Bottom Ports^4,5
OPTION	CODE
3/8”-24 SAE w/gas valve	0
3/4”-16 SAE (#8)	1
1-1/16”-12 SAE (#12)	2
1-5/16”-12 SAE (#16)	3
1-7/8”-12 SAE (#24)	4
Code 61, 2” SAE	5
Code 62, 1.5” SAE	6
3/8” MP	7
2.5”-12 SAE (#32)	8
1” NPT	9
1/2”-20 SAE w/gas valve	10
3/4” NPT	11
1/2” NPT	12
Code 61, 1.5” SAE	13
Solid, no port	15
9/16” MP	16
1-5/8”-12 SAE (#20)	17

Seals⁴
OPTION	CODE
Buna-Nitrile	Blank
Butyl	B
EPDM	E
Fluorocarbon	V
Low-Temp Buna	L
Polypropylene	P
Teflon	T
KEL-F	KELF

Materials
OPTION	CODE
Carbon Steel	Blank
Stainless	SS
Chrome-plated ID	CP

1. ASME standard for all accumulators larger than 6” bore.
2. Larger and custom sizes available.
3. Higher and custom pressures available.
4. Many other options available.
5. Code followed by G or F to indicate a Top Port or Bottom Port.

Only the most common options are shown above. We have many more options and products available, including position sensors and burst discs.

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3 Inch Bore 3000 PSI Pistons

3 Inch Bore 3000 PSI Pistons
Model	Nominal Size	Gas Capacity	Dry Weight	OD	Length	Mounting Clamp	Seal Kit
Model	Nominal Size	IN³	LBS.	IN	IN	Mounting Clamp	Seal Kit
PA.5PT31003B0G1F	0.5 PT	19	11	3.5	7.5	AI-CLR-350	PA-3B-4KT
PA1PT31003B0G1F	1 PT	35	12	3.5	9.75	AI-CLR-350	PA-3B-4KT
PA1QT31003B0G1F	1 QT	68	16	3.5	14.5	AI-CLR-350	PA-3B-4KT
PA2QT31003B0G1F	2 QT	124	21	3.5	22.5	AI-CLR-350	PA-3B-4KT
PA131003B0G1F	1 GAL	241	33	3.5	39	AI-CLR-350	PA-3B-4KT

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4 Inch Bore 3000 PSI Pistons

4 Inch Bore 3000 PSI Pistons
Model	Nominal Size	Gas Capacity	Dry Weight	OD	Length	Mounting Clamp	Seal Kit
Model	Nominal Size	IN³	LBS.	IN	IN	Mounting Clamp	Seal Kit
PA1QT31004B10G3FK	1 QT	64	33	4.75	13	AI-1QT-511	PA-4B-4KT-ALT
PA131004B10G3FK	1 GAL	237	53	4.75	26.75	AI-1QT-511	PA-4B-4KT-ALT
PA2.531004B10G3FK	2.5 GAL	584	93	4.75	54.5	AI-1QT-511	PA-4B-4KT-ALT
PA2.531004B10G3FT	2.5 GAL	584	76	4.7	50.75	AI-1QT-511	PA-4B-4KT-ALT

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6 Inch Bore 3000 PSI Pistons

6 Inch Bore 3000 PSI Pistons
Model	Nominal Size	Gas Capacity	Dry Weight	OD	Length	Mounting Clamp	Seal Kit
Model	Nominal Size	IN³	LBS.	IN	IN	Mounting Clamp	Seal Kit
PA131006BOGXF-R1	1 GAL	244	67	6.5	16.5	AI-CLR-650	PA-6B-4KT-R1
PA2.531006B0GXF-R1	2.5 GAL	598	94	6.5	30	AI-CLR-650	PA-6B-4KT-R1
PA531006B0GXF-R1	5 GAL	1168	139	6.5	52	AI-CLR-650	PA-6B-4KT-R1
PA7.531006B0GXF-R1	7.5 GAL	1753	185	6.5	74.5	AI-CLR-650	PA-6B-4KT-R1
PA1031006B0GXF-R1	10 GAL	2335	231	6.5	97	AI-CLR-650	PA-6B-4KT-R1
PA 12.531006B0GXF-R1	12.5 GAL	2908	276	6.5	119	AI-CLR-650	PA-6B-4KT-R1

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8 Inch Bore 3000 PSI Pistons

8 Inch Bore 3000 PSI Pistons
Model	Nominal Size	Gas Capacity	Dry Weight	OD	Length	Mounting Clamp	Seal Kit
Model	Nominal Size	IN³	LBS.	IN	IN	Mounting Clamp	Seal Kit
PX2.531008B10GXF-R1	2.5 GAL	612	198	9.5	21.5	AI-S6-511	PA-8B-4KT-R1
PX531008B10GXF-R1	5 GAL	1207	260	9.5	33	AI-S6-511	PA-8B-4KT-R1
PX7.531008B10GXF-R1	7.5 GAL	1785	327	9.5	44.5	AI-S6-511	PA-8B-4KT-R1
PX1031008B10GXF-R1	10 GAL	2362	394	9.5	56	AI-S6-511	PA-8B-4KT-R1
PX12.531008B10GXF-R1	12.5 GAL	2940	460	9.5	67.5	AI-S6-511	PA-8B-4KT-R1
PX1531008B10GXF-R1	15 GAL	3517	527	9.5	79	AI-S6-511	PA-8B-4KT-R1
PX2031008B10GXF-R1	20 GAL	4672	661	9.5	102	AI-S6-511	PA-8B-4KT-R1
PX2531008B10GXF-R1	25 GAL	5832	795	9.5	125	AI-S6-511	PA-8B-4KT-R1
PX3031008B10GXF-R1	30 GAL	6971	927	9.5	147.5	AI-S6-511	PA-8B-4KT-R1
PX4031008B10GXF-R1	40 GAL	9281	1194	9.5	193.5	AI-S6-511	PA-8B-4KT-R1

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12 Inch Bore 3000 PSI Pistons

12 Inch Bore 3000 PSI Pistons
Model	Nominal Size	Gas Capacity	Dry Weight	OD	Length	Mounting Clamp	Seal Kit
Model	Nominal Size	IN³	LBS.	IN	IN	Mounting Clamp	Seal Kit
PX10310012B10GXF	10 GAL	2524	404	13.9	37.5	AI-CLR-1400	PA-12B-4KT
PX15310012B10GXF	15 GAL	3678	789	13.9	49	AI-CLR-1400	PA-12B-4KT
PX20310012B10GXF	20 GAL	4782	641	13.9	60	AI-CLR-1400	PA-12B-4KT
PX25310012B10GXF	25 GAL	5885	757	13.9	71	AI-CLR-1400	PA-12B-4KT
PX30310012B10GXF	30 GAL	6989	873	13.9	82	AI-CLR-1400	PA-12B-4KT
PX40310012B10GXF	40 GAL	9247	1373	13.9	104.5	AI-CLR-1400	PA-12B-4KT
PX50310012B10GXF	50 GAL	11455	1605	13.9	126.5	AI-CLR-1400	PA-12B-4KT
PX60310012B10GXF	60 GAL	13713	1842	13.9	149	AI-CLR-1400	PA-12B-4KT
PX80310012B10GXF	80 GAL	18179	2047	13.9	193.5	AI-CLR-1400	PA-12B-4KT
PX100310012B10GXF	100 GAL	22645	2779	13.9	238	AI-CLR-1400	PA-12B-4KT

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2 Inch Bore 6000 PSI Pistons

2 Inch Bore 6000 PSI Pistons
Model	Nominal Size	Gas Capacity	Dry Weight	OD	LENGTH	Mounting Clamp	Seal Kit
Model	Nominal Size	IN³	LBS.	IN	IN	Mounting Clamp	Seal Kit
PA.5PT61002B10GXF	0.5 PT	15	10	2.75	9.75	AI-CLR-275	PA-2B-4KT
PA1PT61002B10GXF	1 PT	30	14	2.75	14.75	AI-CLR-275	PA-2B-4KT
PA1QT61002B10GXF	1 QT	59	21	2.75	23.75	AI-CLR-275	PA-2B-4KT

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4 Inch Bore 6000 PSI Pistons

4 Inch Bore 6000 PSI Pistons
Model	Nominal Size	Gas Capacity	Dry Weight	OD	Length	Mounting Clamp	Seal Kit
Model	Nominal Size	IN³	LBS.	IN	IN	Mounting Clamp	Seal Kit
PA1QT61004B10GXF	1 QT	64	33	5	11.5	AI-CLR-500	PA-4B-4KT
PA2QT61004B10GXF	2 QT	126	43	5	16.5	AI-CLR-500	PA-4B-4KT
PA161004B10GXF	1 GAL	240	61	5	25.5	AI-CLR-500	PA-4B-4KT
PA2.561004B10GXF	2.5 GAL	584	116	5	53.5	AI-CLR-500	PA-4B-4KT
PA461004B10GXF	4 GAL	930	171	5	80.5	AI-CLR-500	PA-4B-4KT

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7 Inch Bore 6000 PSI Pistons

7 Inch Bore 6000 PSI Pistons
Model	Nominal Size	Gas Capacity	Dry Weight	OD	Length	Mounting Clamp	Seal Kit
Model	Nominal Size	IN³	LBS.	IN	IN	Mounting Clamp	Seal Kit
PX561007B10GXF	5 GAL	1188	397	9.13	41.5	AI-S-511	PA-7B-4KT
PX1061007B10GXF	10 GAL	2343	625	9.13	71.5	AI-S-511	PA-7B-4KT
PX12.561007B10GXF	12.5 GAL	2921	739	9.13	86.5	AI-S-511	PA-7B-4KT
PX1561007B10GXF	15 GAL	3498	853	9.13	101.5	AI-S-511	PA-7B-4KT
PX2061007B10GXF	20 GAL	4648	1080	9.13	131.5	AI-S-511	PA-7B-4KT
PX2561007B10GXF	25 GAL	5820	1311	9.13	162	AI-S-511	PA-7B-4KT
PX3061007B10GXF	30 GAL	6975	1539	9.13	192	AI-S-511	PA-7B-4KT

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5.5 Inch Bore 7500 PSI Stainless Steel Pistons

5.5 Inch Bore 7500 PSI Stainless Steel Pistons
Model	Nominal Size	Gas Capacity	Dry Weight	OD	Length	Mounting Clamp	Seal Kit
Model	Nominal Size	IN³	LBS.	IN	IN	Mounting Clamp	Seal Kit
PX2.57.51005.5B10G1FSS	2.5 GAL	596	257	7.5	36.5	AI-CLR-750-SS	PA-5.5B-7.5-4KT
PX57.51005.5B10G1FSS	5 GAL	1174	399	7.5	60.75	AI-CLR-750-SS	PA-5.5B-7.5-4KT

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2.5 Inch Bore 10000 PSI Pistons

2.5 Inch Bore 10000 PSI Pistons
Model	Nominal Size	Gas Capacity	Dry Weight	OD	Length	Mounting Clamp	Seal Kit
Model	Nominal Size	IN³	LBS.	IN	IN	Mounting Clamp	Seal Kit
PA.5PT101002.5B10GXF	0.5 PT	15.75	30	4	11.5	AI-CLR-400	PA-2.5B-10-4KT
PA1PT101002.5B10GXF	1 PT	30.75	37	4	14.5	AI-CLR-400	PA-2.5B-10-4KT
PA1QT101002.5B10GXF	1 QT	62.5	51	4	21	AI-CLR-400	PA-2.5B-10-4KT
PA2QT101002.5B10GXF	2 QT	123	78	4	33.5	AI-CLR-400	PA-2.5B-10-4KT
PA3QT101002.5B10GXF	3 QT	188	106	4	46.5	AI-CLR-400	PA-2.5B-10-4KT
PA4QT101002.5B10GXF	4 QT	247	132	4	58.5	AI-CLR-400	PA-2.5B-10-4KT
PA6QT101002.5B10GXF	6 QT	367	185	4	83	AI-CLR-400	PA-2.5B-10-4KT

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7 Inch Bore 10000 PSI Pistons

7 Inch Bore 10000 PSI Pistons
Model	Nominal Size	Gas Capacity	Dry Weight	OD	Length	Mounting Clamp	Seal Kit
Model	Nominal Size	IN³	LBS.	IN	IN	Mounting Clamp	Seal Kit
PX1101007B10GXFSS	1 GAL	244	490	10.5	23.5	AI-CLR-1050-SS	PA-7B-10-4KT
PX1.5101007B10GXFSS	1.5 GAL	359	531	10.5	26.5	AI-CLR-1050-SS	PA-7B-10-4KT
PX2.5101007B10GXFSS	2.5 GAL	590	612	10.5	32.5	AI-CLR-1050-SS	PA-7B-10-4KT
PX5101007B10GXFSS	5 GAL	1168	816	10.5	47.5	AI-CLR-1050-SS	PA-7B-10-4KT
PX7.5101007B10GXFSS	7.5 GAL	1745	1019	10.5	62.5	AI-CLR-1050-SS	PA-7B-10-4KT
PX10101007B10GXFSS	10 GAL	2322	1223	10.5	77.5	AI-CLR-1050-SS	PA-7B-10-4KT
PX15101007B10GXFSS	15 GAL	3478	1630	10.5	107.5	AI-CLR-1050-SS	PA-7B-10-4KT
PX20101007B10GXFSS	20 GAL	4633	2037	10.5	137.5	AI-CLR-1050-SS	PA-7B-10-4KT

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2.5 Inch Bore 15000 PSI Stainless Steel Pistons

2.5 Inch Bore 15000 PSI Stainless Steel Pistons
Model	Nominal Size	Gas Capacity	Dry Weight	OD	OAL	Mounting Clamp	Seal Kit
Model	Nominal Size	IN³	LBS.	IN	IN	Mounting Clamp	Seal Kit
PX1QT151002.5BXGXFSS	1 QT	63	60	4.25	19.5	AI-CLR-425-SS	PA-2.5B-15-4KT
PX2QT151002.5BXGXFSS	2 QT	120	91	4.25	31	AI-CLR-425-SS	PA-2.5B-15-4KT
PX1151002.5BXGXFSS	1 GAL	235	153	4.25	54.5	AI-CLR-425-SS	PA-2.5B-15-4KT

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5.5 Inch Bore 15000 PSI Stainless Steel Pistons

5.5 Inch Bore 15000 PSI Stainless Steel Pistons
Model	Nominal Size	Gas Capacity	Dry Weight	OD	Length	Mounting Clamp	Seal Kit
Model	Nominal Size	IN³	LBS.	IN	IN	Mounting Clamp	Seal Kit
PX2.5151005.5BXGXFSS	2.5 GAL	594	793	10	42	AI-CLR-1000-SS	PA-5.5B-15-4KT
PX5151005.5BXGXFSS	5 GAL	1187	1179	10	67	AI-CLR-1000-SS	PA-5.5B-15-4KT
PX7.5151005.5BXGXFSS	7.5 GAL	1758	1550	10	91	AI-CLR-1000-SS	PA-5.5B-15-4KT
PX10151005.5BXGXFSS	10 GAL	2329	1921	10	115	AI-CLR-1000-SS	PA-5.5B-15-4KT

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