Maxlock® QRC 3 Series

Features:

Machined components are manufactured using solid steel bar stock.
Stainless steel springs, carbon steel balls, retaining rings, and springs maximize corrosion resistance and extend service life.
Steel component is plated using chrome-over-nickel plating.
Standard seal is Nitrile (Buna N)
Interchangeable with Nitto TSP Cupla.

Maxlock® Nipple (Hose End)

SIZE	Body Material • Mass (g)			Dimensions (mm)
	Steel	Brass	Stainless Steel	Lp	øHp	A	C	øT	øBp
1/8″	12	13	12	41	12	20	15.5	6.5	3
1/4″	21	23	21	53	14	29	18	8	5
3/8″	38	41	38	60	18	32	21	11	7
1/2″	71	77	71	70	22	39	24	15	10
3/4″	134	146	135	84	28	48	28	21	15
1″	327	356	329	105	40	57	36	27	19
1 1/4″	495	530	500	121	48	70	39	34.5	26
1 1/2″	665	715	660	132	55	75	45	41	32
2″	1330	1430	1345	142	70	80	51	54	40

Maxlock® Coupler (Hose End)

SIZE	Body Material • Mass (g)			Dimensions (mm)
	Steel	Brass	Stainless Steel	Lp	øD	øHs	A	øT	øBp
1/8″	24	26	24	40	17.5	16	20	6.5	3
1/4″	63	69	64	55	24	22	29	8	5
3/8″	95	104	96	62	28	25	32	11	7
1/2″	176	192	177	74	35	32	39	15	10
3/4″	348	379	350	90	45	40	48	21	15
1″	586	685	633	102	58	52	57	27	19
1 1/4″	1330	1385	1335	117	69	64	70	34.5	26
1 1/2″	1755	1860	1780	128	75	70	75	41	32
2″	2820	3040	2825	141	98	90	80	54	40

Maxlock® Nipple (Male Thread)

SIZE	Body Material • Mass (g)			Dimensions (mm)
	Steel	Brass	Stainless Steel	Lp	Hp (WAF)	C	T	øBp
1/8″	16	17	17	32	Hex.12	15.5	R 1/8	4.5
1/4″	30	33	30	38	Hex.17	18	R 1/4	6.5
3/8″	38	42	38	43	Hex.17	21	R 3/8	10
1/2″	81	88	81	52	Hex.22	24	R 1/2	13
3/4″	164	179	165	59	Hex.32	28	R 3/4	17
1″	273	297	274	73	Hex.41	36	R 1	25
1 1/4″	520	560	530	83	Hex.50	39	R 1 1/4	32
1 1/2″	655	705	665	93	Hex.54	45	R 1 1/2	38
2″	1240	1345	1250	102	75 x Ø80	51	R 2	50

Maxlock® Coupler (Male Thread)

SIZE	Body Material • Mass (g)			Dimensions (mm)
	Steel	Brass	Stainless Steel	Ls	øD	Hs (WAF)	T	øBp
1/8″	25	27	26	30	17.5	Hex.14	R 1/8	4.5
1/4″	66	72	67	42	24	Hex.19	R 1/4	6.5
3/8″	99	108	100	46	28	Hex.23	R 3/8	10
1/2″	178	194	179	56	35	Hex.29	R 1/2	13
3/4″	343	374	346	65	45	Hex.38	R 3/4	18
1″	629	685	633	76	58	Hex.50	R 1	24
1 1/4″	950	1025	955	86	69	54 x Ø64	R 1 1/4	32
1 1/2″	1160	1245	1180	95	75	58 x Ø70	R 1 1/2	38
2″	1990	2110	2000	108	98	77 x Ø82	R 2	49

Maxlock® Coupler (Female Thread)

SIZE	Body Material • Mass (g)			Dimensions (mm)
	Steel	Brass	Stainless Steel	Lp	Hp (WAF)	C	T	øBp
1/8″	14	15	14	26	Hex.14	15.5	R 1/8	4.5
1/4″	28	31	29	34	Hex.17	18	R 1/4	6.5
3/8″	43	47	43	38	Hex.21	21	R 3/8	10
1/2″	103	113	104	45	Hex.29	24	R 1/2	13
3/4″	166	181	167	51	Hex.35	28	R 3/4	18
1″	321	350	323	60	Hex.41	36	R 1	24
1 1/4″	567	615	573	64	Hex.54	39	R 1 1/4	32
1 1/2″	703	763	630	75	Hex.58	45	R 1 1/2	38
2″	1226	1374	1190	83	77 x Ø82	51	R 2	49

Maxlock® Coupler (Female Thread)

SIZE	Body Material • Mass (g)			Dimensions (mm)
	Steel	Brass	Stainless Steel	Ls	øD	Hs (WAF)	T
1/8″	25	27	25	27	17.5	Hex.14	R 1/8
1/4″	57	62	57	32	24	Hex.19	R 1/4
3/8″	83	90	83	35	28	Hex.23	R 3/8
1/2″	153	167	154	42	35	Hex.29	R 1/2
3/4″	288	314	289	48	45	Hex.38	R 3/4
1″	557	607	561	59	58	Hex.50	R 1
1 1/4″	821	888	815	64	69	54 x Ø64	R 1 1/4
1 1/2″	1003	1064	980	71	75	58 x Ø70	R 1 1/2
2″	1726	1865	1675	80	98	77 x Ø82	R 2

Maxlock® Nipple (Braided Hose Connection)

Application Hose		Body Material • Mass (g)		Dimensions (mm)
SIZE	Hose Wall Thickness (mm)	Brass	Lp	Hp1 (WAF)	Hp2 (WAF)	C	øBp
Ø9 x Ø15	3±0.3	93	52	Hex.23	Hex.24	21	8.5
Ø12 x Ø18	3±0.3	140	60	Hex.27	Hex.27	24	11
Ø15 x Ø22	3.5±0.35	182	68	Hex.30	Hex.30	24	13
Ø19 x Ø26	3.5±0.35	261	76	Hex.35	Hex.35	28	17

**Special order for Braided Hose Connection

Maxlock® Coupler (Braided Hose Connection)

Application Hose		Body Material • Mass (g)		Dimensions (mm)
SIZE	Hose Wall Thickness (mm)	Brass	Lp	Hs1 (WAF)	Hs2 (WAF)	øBp
Ø9 x Ø15	3±0.3	139	54	Hex.23	Hex.24	8.5
Ø12 x Ø18	3±0.3	222	62	Hex.29	Hex.27	11
Ø15 x Ø22	3.5±0.35	255	70.5	Hex.30	Hex.30	13
Ø19 x Ø26	3.5±0.35	435	81	Hex.38	Hex.35	17

QRC 3	SS	C	10-	10	F
QRC 3	BR Brass SS 316 Stainless Steel ST Steel	C Coupler N Nipple	6 = 1/8″ 8 = 1/4″ 10 = 3/8″ 15 = 1/2″ 20 = 3/4″ 25 = 1″ 32 = 1 1/4″ 40 = 1 1/2″ 50 = 2″	6 = 1/8″ 8 = 1/4″ 10 = 3/8″ 15 = 1/2″ 20 = 3/4″ 25 = 1″ 32 = 1 1/4″ 40 = 1 1/2″ 50 = 2″	F Female NPT M Male NPT H Hose End	N Nitrile Rubber F Fluoro Rubber E EPDM	SL Sleeve Lock

QRC 3

10-

SERIES

MATERIAL

COUPLING TYPE

COUPLING SIZE

END FITTING SIZE

END FITTING TYPE

SEALS

OPTIONS

QRC 3

Brass

316

Stainless Steel

Steel

Coupler

Nipple

6 = 1/8″

8 = 1/4″

10 = 3/8″

15 = 1/2″

20 = 3/4″

25 = 1″

32 = 1 1/4″

40 = 1 1/2″

50 = 2″

6 = 1/8″

8 = 1/4″

10 = 3/8″

15 = 1/2″

20 = 3/4″

25 = 1″

32 = 1 1/4″

40 = 1 1/2″

50 = 2″

Female NPT

Male NPT

Hose End

Nitrile Rubber

Fluoro Rubber

EPDM

Sleeve Lock

ACCESSORIES
	COUPLER DUST PLUG	NIPPLE DUST CAP
SIZE	3 Series	3 Series
1/8″	3-SDP-6	3-SDC-6
1/4″	3-SDP-8	3-SDC-8
3/8″	3-SDP-10	3-SDC-10
1/2″	3-SDP-15	3-SDC-15
3/4″	3-SDP-20	3-SDC-20
1″	3-SDP-25	3-SDC-25
1 1/4″	3-SDP-32	3-SDC-32
1 1/2″	3-SDP-40	3-SDC-40
2″	3-SDP-50	3-SDC-50

*Upon request

WORKING PRESSURE
SIZE	PRESSURE
	PSI	BAR
1/8″, 1/4″, 3/8″, 1/2″	1100	75
3/4″, 1″	650	45
1 1/4″, 1 1/2″	430	30
2″	290	20

*Based on Stainless Steel material

Weight	1 kg

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