bitzer CSW6583-50, Screw compressor, Semihermetic

Use this catalogue to identify the spare parts you need to repair your compressor. The OEM catalogue is crossreferenced with our spare parts database, matched items are highlighted. Some of our existing spare parts may not be shown because our database is incomplete (e.g. missing OEM P/N), or because we sell the items separatelly (typical example is the piston-connecting rod assembly). If you have any doubt please ask us.

All OEM manufacturer's names, part numbers, diagrams, products description and information are provided for reference and identification purposes only, and it is not implied that any part listed is the product of the OEM manufacturer.

Item num.	Ralco P/N	OEM P/N	Description (from OEM manufacturer)
1		37283602	Gasket set.
2		30650101	Female rotor (serial number required only available together with male rotor).
3		30650001	Male rotor (serial number required only available together with female rotor).
4		38400120	Parallel key; dimensions: 12 × 8 × 180 (steel DIN 6885 - A); used in: Male rotor.
5		30032701	Discharge flange (serial number required).
7		31400831	Nozzle; dimensions: M8 × 6 × Ø1; used in: Male rotor.
8		31400831	Nozzle; dimensions: M8 × 6 × Ø1; used in: Male rotor.
9		38390403	Parallel pin; dimensions: Ø12 × 25 (with thread).
10	RTN280015	37410015	Piston ring; dimensions: Ø60 × 2; used in: Male rotor.
13		37410023	Piston ring; dimensions: Ø41,1 × 3; used in: Female rotor.
14	BRG28210	38620010	Cylindrical roller bearing; dimensions: Ø50 × Ø90 × 23 (DIN 5412 - NU 2210 E); used in: Female rotor.
15		38621101	Cylindrical roller bearing; dimensions: Ø30 × Ø72 × 27 (DIN 5412 - NU 2306 E); used in: Male rotor.
16	BRG2812	38610012	Angular ball bearing; dimensions: Ø40 × Ø90 × 23 (DIN 628 - 7308B); used in: Male rotor.
17	BRG2803	38610003	Angular ball bearing; dimensions: Ø30 × Ø72 × 19 (DIN 628 - 7306B); from year: 06/2020.
18		38660507	Roller bearing unit (complete with spacer rings // kit = 7 pieces); from year: 06/2020.
19		31402130	Spacer ring; dimensions: Ø43 × 19; from year: 06/2020.
20	LCKCMKM06	38190201	Grooved nut; dimensions: M30×1,5 (steel); used in: Female rotor.
21	LCKCMKM08	38190207	Grooved nut; dimensions: M40×1,5 (steel); used in: Male rotor.
999		00000003	Not available separately.
40		34686543	Built-in motor; dimensions: Ø223 (40P 50 HP).
44		38006911	Hexagon head screw; dimensions: M16 × 55 (ISO 4014 - M16 × 55 - 10.9); from year: 2.
46		32050204	Thrust washer; dimensions: Ø54 × Ø17 × 5 (steel); used in: Rotor.
50		38224211	Snap ring; dimensions: Ø47,8 × 12,3 × 1,5 (steel); used in: Rotor.
51	PLU2E200	36610021	Plug; dimensions: 1/8" - 27 NPTF; used in: Stator; from year: 2.
55	VSG2800	36110605	Pressure relief valve; dimensions: Ø45,6 × 70 (28 bar); from year: 2.
56	RNG59030	37200110	O-ring (CR); used in: Pressure relief valve.
57		32719001	Magnet; dimensions: 24 × 24 × 20.
58		31400831	Nozzle; dimensions: M8 × 6 × Ø1.
60		31402123	Spacer ring; dimensions: Ø90 × 20,4; used in: Male rotor.
61	BRG2824	38620024	Cylindrical roller bearing; dimensions: Ø30 × Ø62 × 20 (DIN 5412 - NU 2206 E); used in: Female rotor.
62	BRG28210	38620010	Cylindrical roller bearing; dimensions: Ø50 × Ø90 × 23 (DIN 5412 - NU 2210 E); used in: Male rotor.
63		30690904	Spacer washer; dimensions: Ø99,9 × 39,6.
64		30690903	Spacer washer; dimensions: Ø129,7 × 34.
65		38034304	Cheese-head screw; dimensions: M6 × 35 (ISO 4762 - M6 × 35 - 10.9).
66		38034304	Cheese-head screw; dimensions: M6 × 35 (ISO 4762 - M6 × 35 - 10.9).
71		00000003	Not available separately.
72		38490202	Sliding block; dimensions: 12 × 20 × 8; used in: Slider.
73		38030162	Cheese-head screw; dimensions: M5 × 12 (DIN 912 - M5 × 12 - 8.8); used in: Slider.
74	BLTCMA10X035	38030684	Cheese-head screw; dimensions: M10 × 35 (DIN 912 - M10 × 35 - 10.9); used in: Bearing chamber.
76		30025607	Housing.
77		38021301	Hexagon head screw; dimensions: M10 × 16 (DIN 6921 - M10 × 16 - 8.8).
80	BLTCMA10X020	38030689	Cheese-head screw; dimensions: M10 × 20 (DIN 912 - M10 × 20 - 10.9); used in: Bearing chamber.
89		34343200	Kit terminal plate; dimensions: 165 × 120 × 15,5; used in: Kit terminal plate.
90	GKT2039	37242107	Gasket; dimensions: 165 × 120 × 1; used in: Terminal plate.
91	TER2802	34550617	Terminal plate; dimensions: 165 × 120 × 15,5 (6-wire); from year: 2.
92		00000001	Article cancelled; from year: 2.
93		00000001	Article cancelled; from year: 2.
95	BLTCMA10X020	38030689	Cheese-head screw; dimensions: M10 × 20 (DIN 912 - M10 × 20 - 10.9); used in: Terminal plate.
110		36012801	Oil return system; dimensions: Ø16.
110	PLU2813	36611413	Sealing screw; dimensions: M22×1,5 (DIN 910 - M22×1,5).
111		36600014	Pipe connection; dimensions: Ø16 - 1" - 14 UNS.
112	GKT2802T	37220002	Gasket ring; dimensions: Ø19,1 × 1,5 (1" - PTFE).
114		36521027	Screwed nipple; dimensions: M22×1,5 × 1" - 14 UNS.
115	GKT01058A	38240305	Gasket ring; dimensions: A22 × 27 × 1,5 (aluminum DIN 7603).
120		36133805	Shut-off valve; dimensions: Ø64 (2 5/8"); used in: Suction side.
121		36620122	Protective cap; dimensions: M27×2 // L=70 (plastic - GRP); from year: 05/2018.
123		36611008	Plug; dimensions: 1/4" - 18 NPTF (steel); used in: Suction side.
124	GKT2802	37230302	Gasket; dimensions: Ø75 × Ø61 × 2; used in: Pipe connection.
125		36532123	Brazing and welding bush; dimensions: Ø64 (2 5/8"); used in: Suction side.
126		36712113	Counter flange; dimensions: 110 × 110 × 26; used in: Suction side.
127	BLTCMA16X055	38010909	Hexagon head screw; dimensions: M16 × 55 (DIN 933 - M16 × 55 - 8.8); used in: Suction side.
129		32050608	Blanking plate; dimensions: Ø76 × 1,5 (aluminum); used in: Suction side.
130	GKT2023	37230103	Gasket; dimensions: Ø76 × Ø60 × 1; used in: Suction gas shut-off valve.
131	BLTCMA16X110	38000958	Hexagon head screw; dimensions: M16 × 110 (DIN 931 - M16 × 110 - 8.8); used in: Suction gas shut-off valve.
133	SRN2808	36200208	Suction gas filter; dimensions: Ø74 × 100.
134	GKT2023	37230103	Gasket; dimensions: Ø76 × Ø60 × 1; used in: Suction gas filter.
135	BLTCMA16X055	38010909	Hexagon head screw; dimensions: M16 × 55 (DIN 933 - M16 × 55 - 8.8); used in: Suction side.
140	VSG28801	36910801	Check valve.
145	BLTCMA16X055	38010909	Hexagon head screw; dimensions: M16 × 55 (DIN 933 - M16 × 55 - 8.8).
146		36712102	Counter flange; dimensions: 110 × 110.
147		36532103	Brazing and welding bush; dimensions: Ø54 (2 1/8") (steel).
148		32050702	Blanking plate; dimensions: Ø76 × 5.
150	GRF2504	36133804	Shut-off valve; dimensions: Ø54 (2 1/8"); used in: Discharge gas side.
151		36620122	Protective cap; dimensions: M27×2 // L=70 (plastic - GRP); from year: 05/2018.
152		36611008	Plug; dimensions: 1/4" - 18 NPTF (steel); used in: Discharge gas shut-off valve.
154	GKT2802	37230302	Gasket; dimensions: Ø75 × Ø61 × 2; used in: Pipe connection.
155		36532103	Brazing and welding bush; dimensions: Ø54 (2 1/8") (steel); used in: Discharge gas shut-off valve.
156		36712102	Counter flange; dimensions: 110 × 110; used in: Discharge gas shut-off valve.
157	BLTCMA16X055	38010909	Hexagon head screw; dimensions: M16 × 55 (DIN 933 - M16 × 55 - 8.8); used in: Discharge gas shut-off valve.
159		37503002	Plug; dimensions: Ø54,5 × 13,5; used in: Discharge gas shut-off valve.
160	GKT2023	37230103	Gasket; dimensions: Ø76 × Ø60 × 1; used in: Discharge gas shut-off valve.
161	BLTCMA16X110	38000958	Hexagon head screw; dimensions: M16 × 110 (DIN 931 - M16 × 110 - 8.8); used in: Discharge gas shut-off valve.
162		36150121	Schrader valve; dimensions: 1/8" - 27 NPTF.
165		38030641	Cheese-head screw; dimensions: M12 × 16 (DIN 912 - M12 × 16 - 10.9); used in: Earth screw.
166	PLU2E200	36610021	Plug; dimensions: 1/8" - 27 NPTF; used in: Discharge gas side.
167	PLU2E200	36610021	Plug; dimensions: 1/8" - 27 NPTF; used in: Discharge gas side.
168	PLU2E200	36610021	Plug; dimensions: 1/8" - 27 NPTF; used in: Discharge gas side.
170	PLU2814	36611414	Sealing screw; dimensions: M26×1,5 (DIN 910 - M26×1,5).
171		00000011	Not required for this type.
172		00000011	Not required for this type.
174		00000011	Not required for this type.
175	GKT2028C	38240304	Gasket ring; dimensions: A26 × 31 × 2 (aluminum DIN 7603).
176		00000011	Not required for this type.
200		37001203	Kit damper elements.
205		32730908	Foot; dimensions: 360 × 60 × 13.
206		38010652	Hexagon head screw; dimensions: M10 × 25 (DIN 933 - M10 × 25 - 8.8).
207		32730908	Foot; dimensions: 360 × 60 × 13.
208		38010652	Hexagon head screw; dimensions: M10 × 25 (DIN 933 - M10 × 25 - 8.8).
213		37270807	Gasket; dimensions: 91 × 52 × 0,38 (metallic support).
214		37591401	Retaining ring with lugs; dimensions: Ø27 × 6,5; used in: Capacity control.
215	VSG2806	34716101	Solenoid valve (LA66); used in: Capacity control.
216	BLTCMA10X030	38030632	Cheese-head screw; dimensions: M10 × 30 (DIN 912 - M10 × 30 - 10.9); used in: Capacity control.
217	SOL2802	34331314	Solenoid coil; dimensions: 33 × 42 × 46 (230 V - 50/60 Hz).
217		34331313	Solenoid coil (115 V - 60 Hz).
217		34331329	Solenoid coil (24 V - 50/60 Hz).
217		34331330	Solenoid coil (24 V - DC).
217		34331331	Solenoid coil (115 V - DC).
217		34331332	Solenoid coil (48 V - DC).
217		34331333	Solenoid coil (200 V - 50/60 Hz).
218		38190909	Hexagon nut; dimensions: M10; used in: Capacity control.
219		38901902	Electric connector of the device.
227	RNG23200	37202120	O-ring (EPDM); used in: Heater sleeve.
228		34590505	Heater sleeve; dimensions: Ø22 × 204; used in: Oil heater.
229		37502104	Plug; dimensions: Ø24,6 × 12.
230		34321307	Oil heater (230 V - 1 - 50/60 Hz - 200 W).
230		34321308	Oil heater (115 V - 1 - 50/60 Hz - 200 W).
230		34321309	Oil heater (400 V - 1 - 50/60 Hz - 200 W).
231	RNG75127	37202114	O-ring (EPDM); used in: Oil heater.
232		38901902	Electric connector of the device; used in: Oil heater.
236	SEN2800	34703203	Sensor (120 °C).
240		36191301	Oil service valve; dimensions: M22×1,5.
240	PLU2813	36611413	Sealing screw; dimensions: M22×1,5 (DIN 910 - M22×1,5).
241		36620117	Protective cap; dimensions: 3/4" - 16 UNF / L=43 (plastic - GRP).
242		36132207	Shut-off valve; dimensions: Ø10 (3/4").
243	GKT2801T	37220001	Gasket ring; dimensions: Ø14,3 × 1,5 (PTFE); used in: Oil valve for maintenance.
244		36521016	Screwed nipple; dimensions: M22×1,5 × 3/4" - 16UNF; used in: Oil valve for maintenance.
245	GKT01058A	38240305	Gasket ring; dimensions: A22 × 27 × 1,5 (aluminum DIN 7603); used in: Oil valve for maintenance.
246		31403601	Nozzle; dimensions: M8 × 12 × Ø1,0; used in: Capacity control.
247		31400831	Nozzle; dimensions: M8 × 6 × Ø1; used in: Capacity control.
248		36150121	Schrader valve; dimensions: 1/8" - 27 NPTF.
250		34796201	Opto-electronic unit (OLC-D1 220 V).
250		34796202	Opto-electronic unit (OLC-D1 115 V).
250		34796203	Opto-electronic unit (OLC-D1 24 V).
251		34794901	Opto-electronic unit (OLC-D1 220 V).
251		34794902	Opto-electronic unit (OLC-D1 115 V).
251		34794904	Opto-electronic unit; dimensions: 2125 mm (OLC-D1 24 V).
254	RNG23200	37202120	O-ring (EPDM).
256		36181503	Sight glass; dimensions: Ø22 × 1 1/8" - 18 UNEF.
256		36182802	Sight glass; dimensions: 1 1/8" - 12 UNEF // M24 × 1.
257		36181503	Sight glass; dimensions: Ø22 × 1 1/8" - 18 UNEF; from year: 09/2013.
260	GKT2800	37231609	Gasket; dimensions: Ø328 × Ø270 × 1,0; used in: Housing cover.
262		30523201	Housing cover.
263	BLTCMA12X040	38030645	Cheese-head screw; dimensions: M12 × 40 (DIN 912 - M12 × 40 - 10.9); used in: Housing cover.
266		32035406	Lifting eye; dimensions: 70 × 40 × 8, Ø24 / Ø13.
267		38030205	Cheese-head screw; dimensions: M12 × 50 (DIN 912 - M12 × 50 - 10.9).
280		31502501	Hexagon head screw; dimensions: M22 × 53 (special screw).
281	RNG75007	37200313	O-ring.
74	BLTCMA10X035	38030684	Cheese-head screw; dimensions: M10 × 35 (DIN 912 - M10 × 35 - 10.9).
300		36060948	Piping; dimensions: Ø8 × 1 × 281.
302		36601507	Screwed pipe joint; dimensions: XGE8 - L - 1/8" - NPT (steel).
303		36601507	Screwed pipe joint; dimensions: XGE8 - L - 1/8" - NPT (steel).
310		36060949	Piping; dimensions: Ø8 × 1 × 299.
312		36601507	Screwed pipe joint; dimensions: XGE8 - L - 1/8" - NPT (steel).
313		36601507	Screwed pipe joint; dimensions: XGE8 - L - 1/8" - NPT (steel).
315		34591702	Clip (complete).
320		36060947	Piping; dimensions: Ø8 × 1 × 426.
322		36601507	Screwed pipe joint; dimensions: XGE8 - L - 1/8" - NPT (steel).
323		36601702	Angled screwed joint; dimensions: XWE8 - LL - 1/8" - NPT.
330		36060946	Piping; dimensions: Ø8 × 1 × 140.
332		36601507	Screwed pipe joint; dimensions: XGE8 - L - 1/8" - NPT (steel).
333		36601702	Angled screwed joint; dimensions: XWE8 - LL - 1/8" - NPT.
360	BLTCMA6X025	38030652	Cheese-head screw; dimensions: M6 × 25 (DIN 912 - M6 × 25 - 10.9).
361		36735903	Flange; dimensions: 83 × 42 × 13.
362		37243703	Gasket; dimensions: 83 × 42 × 2.
363		38030630	Cheese-head screw; dimensions: M10 × 80 (DIN 912 - M10 × 80 - 10.9).
364		38390403	Parallel pin; dimensions: Ø12 × 25 (with thread).
365		38033401	Cheese-head screw; dimensions: M8 × 70 (DIN 912 - M8 × 70 - 10.9).
366		31502812	Spacer screw; dimensions: SW17 × 333.
367		31320201	Bearing cover; dimensions: Ø74 × 40,5.
368	BLTCMA6X020	38034305	Cheese-head screw; dimensions: M6 × 20 (ISO 4762 - M6 × 20 - 10.9).
369		34900518	Piston rod (complete); used in: Capacity control.
370		31403212	Piston rod; used in: Capacity control.
371		32500065	Pressure spring.
374		31423901	Piston; dimensions: Ø78,6 × Ø20 × 27,2 (capacity control); used in: Capacity control.
375		31210403	Sliding ring; dimensions: Ø80 × 6,3.
376	RNG2834	37202134	O-ring.
380		31502813	Spacer screw; dimensions: SW17 × 151.
381	BLTCMA10X035	38030684	Cheese-head screw; dimensions: M10 × 35 (DIN 912 - M10 × 35 - 10.9).
382		37232501	Gasket; dimensions: Ø182 × 1,5.
383		30591301	Cover; dimensions: Ø120 × 16; used in: Capacity regulator.
384		36521014	Screwed nipple; dimensions: M22×1,5 × 1" - 12 UNF; used in: Oil filter.
385	FLR2884	36210501	Oil filter; dimensions: Ø95 × 141 × 1" - 12 UNF.
386		38034401	Cheese-head screw; dimensions: M8 × 30 (ISO 4762 - M8 × 30 - 10.9).
392		36061507	Piping; dimensions: Ø16 × 1 × 446.
400		30553401	Discharge flange cover.
401		37293602	Gasket; dimensions: 196,4 × 221,3 × 1; used in: Discharge flange cover.
409		37506904	Sleeve; dimensions: Ø63,5 × 22; used in: Demister.
410		36920415	Demister.
413		38030601	Cheese-head screw; dimensions: M8 × 12 (DIN 912 - M8 × 12 - 10.9).
420	RNG05172	37202117	O-ring.
430		30051201	Oil separator vessel; dimensions: Ø380 × 478.
431		38033602	Cheese-head screw; dimensions: M12 × 150 (ISO 4762 - M12 × 150 - 10.9).
432	RNG28101	37202101	O-ring.
433		31503103	Sealing screw; dimensions: M52×1,5 / M22×1,5; from year: 07/2013.
435		30696001	Spacer ring; dimensions: Ø380 × Ø310 × 100; from year: 09/2012.
436	GKT01058A	38240305	Gasket ring; dimensions: A22 × 27 × 1,5 (aluminum DIN 7603); from year: 07/2013.
437	PLUCMA22A	36611420	Sealing screw; dimensions: M22×1,5 (DIN 908 - M22×1,5); from year: 07/2013.
442	PINCMC12X40	38301107	Parallel pin; dimensions: Ø12 × 40 (steel ISO 8735 - 12 × 40).
450		34705002	Kit SE-i1 (115..230 V - AC).
450		34706001	Compressor protection device; dimensions: 68,4 × 80 × 33 (110..240 V - 50/60 Hz).
450		34706003	Compressor protection device; dimensions: 68,4 × 80 × 33 (24 V - DC).
450		34706002	Compressor protection device; dimensions: 68,4 × 80 × 33 (24 V - 50/60 Hz).
450		34701711	Compressor protection device; dimensions: 68,4 × 80 × 33 (115..230 V - 50/60 Hz); from year: 03/2024.
450		34705901	Compressor protection device; dimensions: 68,4 × 80 × 33 (24 V - 50/60 Hz); from year: 03/2024.
453		38051351	Oval head screw; dimensions: M3 × 16 (ISO 7045 - M3 × 16 - 4.8).
454		34590201	Terminal strip; dimensions: 77 × 22 (12-pole); from year: 05/2024.
455		38051702	Oval head screw; dimensions: M6 × 12 (DIN 7985 - M6 × 12 - A2-70); from year: 07/2014.
456		32450089	Terminal box; dimensions: 320 × 225 × 92 (steel).
457	GKT21401	37212403	Gasket; dimensions: 165 × 120 × 3; used in: Aluminium terminal box.
458		00000001	Article cancelled; from year: 01/2024.
461		34512204	Hexagon nut; dimensions: M63×1,5.
462		34512102	Screwed cable gland; dimensions: M16×1,5; from year: 12/2010.
463		34512604	Plug; dimensions: M63×1,5; used in: Aluminium terminal box.
464		34512201	Hexagon nut; dimensions: M16×1,5.
465		37502213	Plug; dimensions: GPN 300/F15.
468		38204203	Washer; dimensions: 8 × 1,6 (copper).
469	SPGCMW8	38215201	Thrust washer; dimensions: S8.
470		00000001	Article cancelled; from year: 08/2013.
471		31502902	Earth screw; dimensions: M6 /44,8; from year: 01/2024.
472		37804901	Adhesive; dimensions: 16 × 16 × 0,05 (adhesive).
473		00000001	Article cancelled; from year: 01/2024.
474		38130105	Hexagon nut; dimensions: M8 (ISO 4032 - M8 - Ms); from year: 01/2024.
475	WAS2E115	38210154	Toothed washer; dimensions: A6,4 (spring steel galvanized DIN 6797).
476	SPGCMW6	38215001	Thrust washer; dimensions: S6 (spring steel).
477		38130105	Hexagon nut; dimensions: M8 (ISO 4032 - M8 - Ms).
478		37590702	Isolating foil; dimensions: 118 × 155 × 0,3; used in: Aluminium terminal box.
480		38051702	Oval head screw; dimensions: M6 × 12 (DIN 7985 - M6 × 12 - A2-70); from year: 07/2014.
481		32490848	Cover; dimensions: 329 × 234 × 14; from year: 03/2020.
481		32493803	Cover with heating element; dimensions: 320 × 225 × 40 (230 V - 30 W).
481		32493804	Cover with heating element; dimensions: 320 × 225 × 40 (115 V - 30 W).
482		37242908	Gasket; dimensions: 327 × 232 × 2; from year: 06/2017.
484		37507201	Washer; dimensions: Ø12 × Ø6,4 × 1,6.
490	WAS2E115	38210154	Toothed washer; dimensions: A6,4 (spring steel galvanized DIN 6797); from year: 02/2014.
492		31825811	Cable; from year: 01/2024.
493		38200203	Washer; dimensions: A6,4 (brass DIN 125); from year: 02/2014.
494	SPGCMW6	38215001	Thrust washer; dimensions: S6 (spring steel); from year: 02/2014.
495	NUT42300	38130104	Hexagon nut; dimensions: M6 (ISO 4032 - M6 - Ms); from year: 02/2014.

bitzer CSW6583-50, Screw compressor, Semihermetic

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