S Series

Shaft Range 20 - 220 mm

Material Grey Cast Iron

Standard General Standard

Mounting Direct / Adapter Sleeve

Lubrication Grease

Sub-Series S 500 / S 600

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Split Plummer Block - S Series

Cost-Effective Heavy-Duty Plummer Blocks

SMR S-series housings are heavy-duty plummer blocks with a sense of simplicity and basic design, meant for easy installation and low maintenance.

They provide a highly cost-effective solution for industrial bearing housing requirements. Equipped with T-bolts for cap-to-base tightening, these housings can also be provided for bearings with cylindrical bores.

Shaft diameters 20 – 220 mm

Ball bearings & spherical roller bearings

Grease lubrication

High grade grey cast iron

S.G. iron or cast steel on request

Eye bolts for handling (from size 524/620)

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Key Features & Applications

Simple Layout

Basic design ensures easy field installation and straightforward maintenance.

Cap T-Bolts

Heavy-duty T-bolts for secure cap-to-base tightening under load.

Cost-Effective

Reliable heavy-duty housing support at an economical price point.

Felt Sealing

Standard felt strip seals prevent grease leakage and protect bearings.

Conveyor & Material Handling

Widely used in belt conveyor head/tail pulleys across industrial plants.

General Engineering

Suitable for textile machinery, pumps, fans and light industrial drives.

S Series Housing Codes

Download Catalogue

Click any row to find matching housing in Selector Tool

Housing	Shaft (mm)	Shaft (inch)	A	A1	H	H2	J	L
S 505	20	—	34	65	52	76	130	170
S 506	25	1	76	54	90	50	150	190
S 507	30	1 ¼	80	52	95	50	150	190
S 508	35	1 ¼	86	60	115	60	170	205
S 509	40	1 ½	88	60	115	60	170	215
S 510	45	1 ¾	88	60	115	60	170	215
S 511	50	2	100	72	130	70	210	255
S 512	55	2 ¼	105	75	135	70	210	275
S 513	60	2 ½	110	82	155	80	230	295
S 514	60	2 ¾	112	82	157	80	235	287
S 515	65	2 ½	113	82	160	80	230	290
S 516	70	2 ¾	125	90	180	95	260	330
S 517	75	3	125	90	185	95	260	320
S 518	80	3 ¼	140	105	200	100	290	363
S 519	85	3 ½	140	100	215	112	290	363
S 520	90	3 ½	157	114	220	112	320	405
S 522	100	4	173	120	240	125	350	425
S 524	110	4 ¼	175	120	275	140	350	420
S 526	115	4 ½	175	130	290	150	380	450
S 528	125	5	187	150	305	150	420	505
S 530	135	5 ½	190	160	325	160	450	530
S 532	140	5 ½	210	160	345	170	470	555
S 534	150	6	240	172	380	180	520	630
S 536	160	6 ½	248	172	390	190	565	680
S 538	170	6 ½	255	190	425	200	580	710
S 540	180	7	272	205	445	212	610	750
S 544	200	8	277	230	490	235	650	785
S 548	220	9	305	234	520	247	724	873

Click any row to find matching housing in Selector Tool

Housing	Shaft (mm)	Shaft (inch)	A	A1	H	H2	J	L
S 605	20	—	78	55	95	50	150	196
S 606	25	1	80	55	100	50	150	196
S 607	30	1 ¼	90	62	115	60	170	215
S 608	35	1 ¼	95	64	120	60	170	215
S 609	40	1 ½	135	105	75	130	210	270
S 610	45	1 ¾	110	75	140	70	210	270
S 611	50	2	116	85	155	80	230	290
S 612	55	2 ¼	116	85	160	80	230	295
S 613	60	2 ½	128	94	185	95	260	335
S 614	60	2 ¾	128	94	190	95	265	330
S 615	65	2 ½	140	104	200	100	290	360
S 616	70	2 ¾	145	112	215	112	300	365
S 617	75	3	150	112	218	112	320	405
S 618	80	3 ¼	163	120	250	125	350	420
S 619	85	3 ½	165	120	245	125	350	420
S 620	90	3 ½	175	120	275	140	350	420
S 622	100	4	190	130	300	150	390	463
S 624	110	4 ¼	190	160	325	160	450	530
S 626	115	4 ½	210	160	345	170	470	555
S 628	125	5	240	172	380	180	520	630
S 630	135	5 ½	248	172	390	190	565	680
S 632	140	5 ½	255	190	425	200	580	710
S 634	150	6	272	205	445	212	610	750
S 636	160	6 ½	277	230	490	235	650	785
S 638	170	6 ½	305	234	520	247	724	873
S 640	180	7	305	234	520	247	724	873

All dimensions in mm. For bearings with adapter sleeves.

Cost-Effective Heavy-Duty Plummer Blocks

Key Features & Applications

S Series Housing Codes

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