Locking Assemblies RfN 7012.2

The Ringfeder RfN 7012.2 features a double-tapered design with self-releasing tapers, enabling easy installation and reliable performance for applications with larger fit clearances.

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Main characteristics of the Locking Assemblies RfN 7012.2

The original Ringfeder Locking Assemblies feature double-tapered thrust rings with self-releasing tapers, also known as "khớp khóa trục RfN 7012.2". They accommodate relatively large fit clearances, making them easy to install, adjust, or remove. However, they are not self-centering and typically require a pre-centering hub section.

- Without Axial Displacement: Maintains the relative positions of the locking assembly, shaft, and hub during installation, providing additional stability and safety.

- Inner Diameter (d): 130-800 mm, accommodates a wide range of shaft sizes, offering flexibility for various industrial uses.

- Outer Diameter (D): 180-910 mm, suitable for a broad range of hub sizes, ensuring compatibility with different mechanical systems.

- Overall Length (L): 52-130 mm, compact yet durable design, allowing for efficient installations and reliable performance.

- Torque (T): 12,074-1.6 million Nm, capable of handling extremely high torque values, making it suitable for heavy-duty industrial applications.

Locking Assemblies RfN 7012.2 product specifications:

RfN 7012.2 Catalogue	RfN 7012.2 Installation Instruction

Dimensions [mm]				Transmissible torques [Nm]		Locking screws		Gw
d x D	L	L1	L3	T	Tmax	nSc	DG	[kg]
130 x 180	52	38	34	22568	29558	19	M12x35	3.51
140 x 190	52	38	34	29285	38533	23	M12x35	3.85
150 x 200	52	38	34	31242	41286	23	M12x35	4.07
160 x 210	52	38	34	36077	47868	25	M12x35	4.3
170 x 225	60	44	38	43873	58433	21	M14x40	5.78
180 x 235	60	44	38	50697	67763	23	M14x40	6.05
190 x 250	68	52	46	62608	83967	27	M14x45	8.25
200 x 260	68	52	46	68125	91660	28	M14x45	8.65
220 x 285	74	56	50	89763	121495	25	M16x50	11.22
240 x 305	74	56	50	101288	137841	26	M16x50	12.2
260 x 325	74	56	50	125978	172302	30	M16x50	13.2
280 x 355	86.5	66	60	157579	216523	29	M18x60	19.2
300 x 375	86.5	66	60	173905	239989	30	M18x60	20.5
320 x 405	100.5	78	72	239969	332496	30	M20x70	29.6
340 x 425	100.5	78	72	262469	365053	31	M20x70	31.1
360 x 455	116	90	84	349828	488295	32	M22x80	42.2
380 x 475	116	90	84	379517	531530	33	M22x80	44.0
400 x 495	116	90	84	410280	576460	34	M22x80	46.0
420 x 515	116	90	84	467378	658690	37	M22x80	50.0
440 x 535	130	102	96	574502	812021	37	M24x90	64.6
460 x 555	130	102	96	615138	871875	38	M24x90	67.4
480 x 575	130	102	96	657024	933724	39	M24x90	71.0
500 x 595	130	102	96	717664	1022508	41	M24x90	72.6
520 x 615	130	102	96	762703	1089345	42	M24x90	80.0
540 x 635	130	102	96	808986	1158177	43	M24x90	82.0
560 x 655	130	102	96	875976	1256937	45	M24x90	85.0
580 x 675	130	102	96	945507	1359686	47	M24x90	88.0
600 x 695	130	102	96	996807	1436499	48	M24x90	91.0
620 x 730	130	102	96	1049341	1515307	49	M24x90	93.0
640 x 750	130	102	96	1147229	1659954	52	M24x90	96.0
660 x 770	130	102	96	1226223	1777667	54	M24x90	99.0
680 x 790	130	102	96	1261026	1831536	54	M24x90	102.0
700 x 810	130	102	96	1295765	1885405	54	M24x90	104.0
720 x 830	130	102	96	1330443	1939274	54	M24x90	107.0
740 x 850	130	102	96	1415618	2066962	56	M24x90	110.0
760 x 870	130	102	96	1503294	2198641	58	M24x90	113.0
780 x 890	130	102	96	1566909	2295406	59	M24x90	116.0
800 x 910	130	102	96	1631741	2394165	60	M24x90	118.0

Why Choose Ringfeder’s RfN 7012.2 Series?

The slim design of the Locking Assemblies RfN 7012.2 makes it ideal for tight spaces, compensating for small tolerance deviations and mounting errors. It can transmit large forces and moments, is easy to install, and offers a low risk of contamination and wear due to its non-moving parts on the shaft and hub.

Ringfeder Locking Assemblies RfN 7012.2 are ideal for the precise tightening of various shaft types, including gears, wheels, chains, levers, brake discs, sliding gears, couplings, flanges, and coupling shafts.

Official Distributor for Ringfeder Germany in Vietnam

Dai Hong Phat Corp is proud to represent Ringfeder Germany in Vietnam, offering access to the highly reliable Locking Assemblies RfN 7012.2.

Choosing these assemblies means investing in a solution that perfectly balances precision, durability, and cost-effectiveness, meeting the rigorous demands of industrial machinery and systems while ensuring exceptional performance.

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