• Enerpac hollow plunger cylinders provide versatility in testing, maintenance and tensioning applications.
• Hollow plunger design allows for both, pull and push forces
• Single-acting, spring return
• Cylinders are nickel-plated, floating center tube on models over 20 tons increases product life
• Baked enamel finish for increased corrosion resistance
• Collar threads for easy fixturing
• RCH-120 cylinders include AR-630 coupler and has 1/4" nptf port
• RCH-121 and RCH-1211 cylinders have FZ-1630 reducer and AR-630 coupler, all other models feature CR-400 coupler.

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Chart ( metrics )

Cylinder Capacity	Stroke	Model Number	Cylinder Effective Area	Oil Capacity	Collapsed Height	Extended Height	Out- side Dia- meter	Center Hole Dia.	Weight
ton (kN)	mm		cm2	cm3	mm	mm	mm	mm	kg
13 (125)	8	RCH-120	17,9	14	55	63	69	19,6	1,5
	42	RCH-121*	17,9	75	120	162	69	19,6	2,8
	42	RCH-1211	17,9	75	120	162	69	19,6	2,8
	76	RCH-123	17,9	136	184	260	69	19,6	4,4
20 (215)	49	RCH-202*	30,7	150	162	211	98	26,9	7,7
	155	RCH-206	30,7	476	306	461	98	26,9	14,1
30 (326)	64	RCH-302*	46,6	298	178	242	114	33,3	10,9
	155	RCH-306	46,6	722	330	485	114	33,3	21,8
60 (576)	76	RCH-603*	82,3	626	247	323	159	53,8	28,1
	153	RCH-606	82,3	1259	323	476	159	53,8	35,4
95 (931)	76	RCH-1003*	133	1011	254	330	212	79,0	63

Chart ( Imperial )

Cylinder Capacity	Stroke	Model Number	Cylinder Effective rea	Oil Capacity	Collapsed Height	Extended Height	Out- side Dia- meter	Center Hole Dia.	Weight
tons (max)	(in)		(in2)	(in3)	(in)	(in)	(in)	(in)	(lbs)
12 (13.8)	0.31	RCH-120	2.76	0.86	2.19	2.5	2.75	0.77	3.2
	1.63	RCH-121*	2.76	4.49	4.75	6.38	2.75	0.77	6.2
	1.63	RCH-1211	2.76	4.49	4.75	6.38	2.75	0.77	6.2
	3.00	RCH-123	2.76	8.29	7.25	10.25	2.75	0.77	9.8
20 (23.6)	2.00	RCH-202*	4.73	9.46	6.38	8.38	3.88	1.06	17
	6.10	RCH-206	4.73	28.67	12.05	18.11	3.88	1.06	31
30 (36.1)	2.50	RCH-302*	7.22	18.05	7.03	9.53	4.50	1.31	24
	6.13	RCH-306	7.22	44.23	13.00	19.13	4.50	1.31	48
60 (63.6)	3.00	RCH-603*	12.73	38.20	9.75	12.75	6.25	2.12	62
	6.00	RCH-606	12.73	76.41	12.75	18.75	6.25	2.12	78
100 (103.1)	3.00	RCH-1003*	20.63	61.88	10.00	13.00	8.38	3.11	132