Bitzer 4N-12.2, Reciprocating compressor, Semihermetic, 4 Cylinders
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) | Add | |
|---|---|---|---|---|---|
| 1 | 30002713 | housing. | |||
| 2 | BRG2100 | 31110007 | bearing bush; used in: Motor side. | ||
| 3 | BRG2100 | 31110014 | bearing bush; used in: Crankcase side; from year: ca. 11/90. | ||
| 4 | WAS2100 | 32050005 | thrust washer; used in: Motor side. | ||
| 5 | WAS2100 | 32050005 | thrust washer; used in: Crankcase side. | ||
| 6 | CKS2100 | 30100702 | crankshaft; Stroke 57mm. | ||
| 7 | 36611201 | sealing screw; conic DIN 906. | |||
| 12 | PRA2324 | 30229724 | connecting rod / piston; used in: complete; from year: ca. 01/06. | ||
| 13 | ROD2100 | 30211750 | connecting rod. | ||
| 14 | 38302110 | clamping sleeve; DIN 7346; from year: ca. 01/96. | |||
| 15 | 38214102 | single coil spring washer; spring steel; from year: ca. 01/96. | |||
| 16 | 38003501 | hexagon head screw; from year: ca. 10/90. | |||
| 17 | PST2160 | 30223216 | piston; aluminium alloy; used in: complete. | ||
| 19 | PIN2100 | 38340104 | wrist pin. | ||
| 20 | SNPCMIX020 | 38223104 | retaining ring with lugs; spring steel DIN 472. | ||
| 21 | SGM2161 | 38231019 | piston ring; ISO6622. | ||
| 22 | SGM2160 | 38230052 | piston ring; ISO6622. | ||
| 23 | GKT2036 | 37231403 | gasket. | ||
| 24 | HSG2100 | 30512501 | bearing cover; used in: complete; from year: ca. 02/96. | ||
| 25 | BRG2110 | 31110017 | bearing bush. | ||
| 26 | WAS2000 | 32050007 | thrust washer. | ||
| 27 | BLTCMA10X030 | 38030632 | Cheese Head Screw; DIN 912, 10.9; from year: ca. 02/96. | ||
| 27 | 38015605 | hexagon head screw; DIN 933, 10.9. | |||
| 27 | 38030625 | Cheese Head Screw; DIN 912, 10.9. | |||
| 28 | PMP2100 | 36250301 | oil pump; grey cast iron; used in: in view of. | ||
| 29 | RNG2019 | 37200119 | O-ring; CR. | ||
| 30 | 38015505 | hexagon head screw; DIN 933, 10.9. | |||
| 31 | 38033901 | Hexsocket Cheese Head Screw; ISO 4762, 10.9 - A2K. | |||
| 32 | 32031401 | fixing plate; MP54; used in: MP54. | |||
| 33 | LCKCMG04 | 38200201 | washer; brass DIN 125. | ||
| 34 | SPGCMW4 | 38220151 | single coil spring washer; spring steel galvanized DIN 127. | ||
| 35 | 38050751 | cheese head screw; 4.8 galvanized. | |||
| 36 | 34732033 | differential oil pressure cut-out; MP54 115V/230V-50/60Hz; used in: complete; from year: ca. 07/01. | |||
| 37 | 36150001 | Schrader valve; T-piece brass. | |||
| 38 | WAS2102 | 31203002 | thrust collar. | ||
| 39 | RNG2116 | 37200116 | O-ring; CR. | ||
| 45 | KEY23120 | 38400122 | parallel key; steel DIN 6885. | ||
| 49 | 32050204 | thrust washer; steel. | |||
| 50 | SPGCMW16 | 38215004 | thrust washer; spring steel. | ||
| 51 | 38016612 | Hexagon Head Screw; coated ISO 4017 - Precote85. | |||
| 52 | GKT2011 | 37231503 | gasket; from year: ca. 07/09. | ||
| 53 | 30521701 | housing cover; grey cast iron. | |||
| 54 | 38005703 | hexagon head screw; DIN 931, 10.9. | |||
| 55 | PLU75022 | 36611001 | Sealing plug; steel. | ||
| 56 | GKT2033 | 37230102 | gasket. | ||
| 57 | SRN2100 | 36200108 | suction gas filter. | ||
| 58 | GKT2033 | 37230102 | gasket. | ||
| 59 | 38000752 | hexagon head screw; galvanized DIN 931, 8.8; from year: ca. 12/92. | |||
| 60 | GRF2301 | 36133801 | shut-off valve; complete; from year: ca. 09/07. | ||
| 61 | 36532114 | pipe connection; steel brazing and welding bush. | |||
| 62 | GKT2024 | 37230301 | gasket. | ||
| 63 | GRF2590 | 36712101 | clamping plate. | ||
| 64 | 38060301 | cheese head screw; DIN 912, 8.8. | |||
| 66 | 36620122 | Protective Cap; Span of the jaw: 27 Plastic - GRP; from year: ca.05/18. | |||
| 67 | 36611008 | Sealing Plug; steel. | |||
| 70 | 36612402 | Sealing screw with magnet; inclusive O-Ring gasket; from year: ca. 11/18. | |||
| 71 | 00000001 | article not to apply; from year: ca. 11/18. | |||
| 72 | SPG2108 | 32500001 | pressure spring; spring steel. | ||
| 73 | SRO2100 | 36200302 | oil filter. | ||
| 74 | VSG2150 | 36011008 | oil return system; from year: ca. 09/98. | ||
| 75 | 36611002 | Sealing Plug; steel. | |||
| 76 | RNG2012 | 37200315 | O-ring; CR. | ||
| 77 | GLS2000 | 36180202 | sight glass; steel / glass. | ||
| 79 | 38015406 | hexagon head screw; DIN 933, 10.9. | |||
| 80 | 36611010 | sealing plug; steel. | |||
| 81 | GKT2113 | 37241301 | gasket. | ||
| 82 | 32030703 | bottom plate; steel. | |||
| 83 | 38015605 | hexagon head screw; DIN 933, 10.9. | |||
| 84 | 37000302 | vibration damper set; yellow spring; used in: Crankcase side; from year: ca. 07/88. | |||
| 85 | 32500205 | damper element; yellow spring steel; from year: ca. 07/88. | |||
| 86 | 37000303 | vibration damper set; green spring; used in: Motor side; from year: ca. 07/88. | |||
| 87 | 32500206 | damper element; green spring steel; from year: ca. 07/88. | |||
| 88 | 32730902 | foot. | |||
| 89 | 38015605 | hexagon head screw; DIN 933, 10.9. | |||
| 90 | VSG2006 | 36111001 | gas equalising valve. | ||
| 91 | 00000001 | article not to apply. | |||
| 92 | GKT2031 | 37270401 | Gasket; used in: discharge shut-off valve. | ||
| 93 | 38015605 | hexagon head screw; DIN 933, 10.9. | |||
| 94 | GRF2010 | 36131007 | shut-off valve; brazing and welding bush. | ||
| 95 | 36600006 | pipe connection; steel copper-plated brazed connection. | |||
| 96 | GKT1017T | 37220004 | gasket; teflon. | ||
| 98 | 36620119 | Protective Cap; Span of the jaw: 27 Plastic - GRP. | |||
| 99 | 36620201 | sealing nut. | |||
| 100 | PLT2160 | 30405204 | valve plate; used in: complete. | ||
| 101 | GKT2160 | 37251012 | gasket. | ||
| 102 | GKT2140 | 37261101 | gasket; Capacity control ''CR''; used in: valve plate. | ||
| 103 | HED2201 | 30236011 | cylinder head; Air cooled; used in: air-cooled. | ||
| 104 | 38005607 | hexagon head screw; DIN 931, 10.9. | |||
| 105 | PLU75022 | 36611001 | Sealing plug; steel. | ||
| 105 | 36610001 | Sealing Plug; brass. | |||
| 106 | 30236002 | cylinder head; Sea-water resistant; used in: seawater resistant. | |||
| 106 | HED230236001 | 30236001 | cylinder head; Water cooled; used in: complete. | ||
| 107 | 00000003 | not separately deliverable. | |||
| 111 | TER2000 | 34341602 | terminal plate kit; used in: complete. | ||
| 112 | GKT2039 | 37242115 | gasket; from year: ca. 09/21. | ||
| 113 | 30490001 | terminal plate. | |||
| 114 | 34341707 | connection to ground, complete; complete; used in: complete. | |||
| 115 | GKT21401 | 37212401 | gasket; used in: violet. | ||
| 116 | TER2108 | 34341408 | terminal plate kit; complete; used in: complete. | ||
| 117 | 37500203 | insulating plate. | |||
| 118 | 37500103 | pressure bush. | |||
| 119 | 37500003 | gasket ring. | |||
| 120 | 38204203 | washer; copper. | |||
| 121 | 38130105 | hexagon nut; brass. | |||
| 122 | 32031803 | connection bridge; brass. | |||
| 123 | 38200202 | washer; brass DIN 125. | |||
| 124 | 38130103 | hexagon nut; brass. | |||
| 125 | SPGCMW8 | 38215201 | thrust washer; DIN 127 DIN 127; from year: ca. 01/08. | ||
| 126 | 00000001 | article not to apply; from year: ca. 06/11. | |||
| 127 | 30291502 | cable connector; brass; used in: separate out using filters; from year: ca. 03/05. | |||
| 128 | TER2108 | 34341408 | terminal plate kit; complete; used in: complete. | ||
| 129 | 00000007 | Ref. no. no more available. | |||
| 130 | 37500201 | insulating plate. | |||
| 131 | 37500101 | pressure bush. | |||
| 132 | 37500001 | gasket ring. | |||
| 133 | 00000001 | article not to apply. | |||
| 134 | 00000001 | article not to apply. | |||
| 135 | 00000001 | article not to apply. | |||
| 136 | 34592306 | insulating plate; from year: ca. 06/12. | |||
| 137 | TER2003 | 34341301 | conversion kit; used in: violet. | ||
| 138 | 38030622 | cheese head screw; DIN 912, 10.9. | |||
| 139 | PLC201 | 32120201 | centering plate; steel. | ||
| 140 | GKT2090 | 37212001 | gasket. | ||
| 141 | BOX2001 | 34351711 | terminal box; with cover aluminium IP66. | ||
| 143 | BLT23851 | 38050851 | Cheese head screw; galvanized DIN 7985, 4.8; from year: ca. 12/93. | ||
| 144 | 30591445 | cover; black. | |||
| 145 | SEN2101 | 34703504 | protection device; SE-B3 110V/230V-50/60Hz; from year: ca. 06/21. | ||
| 145 | 34700402 | protection device; INT389 115V-50/60Hz. | |||
| 145 | 34702803 | protection device; SE-B2 42V-50/60Hz. | |||
| 145 | 34702804 | protection device; SE-B2 24V-50/60Hz. | |||
| 145 | SEN1011 | 34700401 | protection device; INT389 230V-50/60Hz. | ||
| 145 | 34700405 | protection device; 115V 50/60 Hz INT389R 115V-50/60Hz. | |||
| 145 | SEN1010 | 34700403 | protection device; 230V 50/60 Hz INT389R 230V-50/60Hz. | ||
| 145 | SEN2101 | 34703504 | protection device; SE-B3 110V/230V-50/60Hz; from year: ca. 06/21. | ||
| 146 | 38050752 | Cross Recessed Raised Screw; 4.8 galvanized; from year: ca. 12/10. | |||
| 147 | BLT23154 | 38050154 | Oval head screw; galvanized DIN 7985, 4.8; from year: ca. 12/93. | ||
| 148 | KIT2160 | 37280808 | gasket set. | ||
| 149 | 37213802 | gasket. | |||
| 154 | 34626612 | built-in motor; 9.2 kW, 4-pole 220..240V D-3-50Hz, 380..415V Y-3-50Hz, 265..290V D-3-60Hz, 440..480V Y-3-60Hz; used in: complete. | |||
| 154 | 34626646 | built-in motor; 9.2 kW, 4-pole 380..420V Y/YY-3-50Hz, 440..480V Y/YY-3-60Hz; used in: complete. | |||
| 154 | 34626614 | built-in motor; 9.2 kW, 4-pole 380..420V D-3-50Hz, 660..20V Y-3-50Hz, 440..480V D-3-60Hz, 760..815V Y-3-60Hz; used in: complete. | |||
| 156 | KEY2E110 | 38410105 | gib-headed key; steel DIN 6887. | ||
| 157 | SPRCM10X12 | 38035801 | Set screw; coated DIN 916; from year: ca. 04/01. | ||
| 190 | 34320830 | crankcase heater; heating capacity: 100W 12V-1-50/60Hz. | |||
| 190 | 34320835 | crankcase heater; heating capacity: 100W 380V-1-50/60Hz. | |||
| 190 | 34320831 | crankcase heater; heating capacity: 100W 24V-1-50/60Hz. | |||
| 190 | 34320832 | crankcase heater; heating capacity: 100W 110V-1-50/60Hz. | |||
| 190 | 34320834 | crankcase heater; heating capacity: 100W 230V-1-50/60Hz. | |||
| 191 | 38900201 | electric connector of the machine / device; DIN 43650 DIN 43650; from year: ca. 12/94. | |||
| 192 | HTR2110 | 34590604 | heater sleeve; for 100W heater; from year: ca. 08/05. | ||
| NI | BRG2110X010 | NA | COJINETE LADO BOMBA 4P+Q+U+V+T+N+Z BHS+2U+2T.2 2+4 CIL .2 NUEVO / BEARING OIL PUMP SBO-21+22+41+42+43* 50.06X45.14X40.64 -010" UNDERSIZED.. | ||
| NI | HTR2100 | NA | RESISTENCIA CARTER CRANKCASE HEATER100W 220V FIT *4Z/4N +VI+VII + SBO-41+42+43* D=10X200 MM ROSCA=3/8. | ||
| NI | PLT2115 | 30405015 | PLATO VALV. BITZER 4T+4N OLD + BHS-592+962+1522+2402. | ||
| NI | PRA2160 | 30223714 | BIELA+PISTON *4N-12.2+20.2+2N.2 +S4N.2+BHS1522+2402* / CONN. ROD + PISTON ASSY 60MM. | ||
| NI | PST2160X020 | NA | PISTON + BULON 60 MM + 0.50 MM SOBREMEDIDA. | ||
| NI | RPR2100 | 34765401 | PISTON CULATA PARCIALIZADA *CR* *4Z+4N*/ CAPACITY CONTROL CYLINDER HEAD WITHOUT SOLENOID VALVE. | ||
| NI | RTR2100 | NA | SUJECION LAMINA DESCARGA BITZER *N + P + V* / SUCTION REED CLIP RETAINER 29X8.67X0.2 NO P/N. | ||
| NI | SGM2160X020 | NA | SEGMENTO 1- COMPESION +0.50 MM D= 60 MM. | ||
| NI | SGM2161X020 | NA | SEGMENTO 2- COMP. +0.50 MM D= 60 MM. | ||
| NI | SGM2162 | NA | SEGMENTO COMPRESION OPEN OLD *2N.2+2T.2+4N.2+4T.2*. | ||
| NI | SGM2163 | NA | SEGMENTO ENGRASE SOLO OPEN OLD *2N.2+2T.2+4T.2+4N.2* 2 MM. | ||
| NI | SPG2008 | 32500008 | MUELLE PISTONES DESCARGARDOR CULATA *4N-4Z* / SPRING FOR CAPACITY CONTROL 16.8X1.5X43 N- 259. | ||
| NI | SPG2110 | NA | FLEJE VALVULA DESCARGA *N.2+P.2+T.2+U.2+V.2 + 4FC+4VC +BSH 2402+F3+F4+ *CES-6+9* NEW / SPRING TYPE PRESS DISCHARGE VALVE 42.5X16X0.3. | ||
| NI | VAL2110 | 05243 | LAMINA DESCARGA *N.2 + P.2 +T.2 + U.2 + V.2 + Q.2+4FC+DC+EC+CC+ +BSH 2402+F3/4+FK40+HG6+F14+16+FZ16+CES-6+9* + *CES-6+9* NEW 42.5X16X0.3 / DISCHARGE TYPE PRESS VALVE REED 3 MARKS PRESS TYPE. | ||
| NI | VAL2116 | NA | LAMINA DESCARGA 2 CORTES *4N + 4P + BHS-960* / DISCHARGE VALVE REED OLD STYLE 44X16X0.4. | ||
| NI | VAL2160 | NA | (60) LAMINA ASPIRACION *N.2+T.2+Q6.2*+*4TC-8.2* EN V / SUCTION VALVE REED 72X35X0.50 NEW V STYLE. | ||
| NI | VAL2161 | 32020104 | LAMINA VALVULA ASPIRACION ANTIGUA *N +T+P+ BHS-590S* D=60MM TREBOL / OLD SUCTION VALVE REED 72X33.5X0.49. | ||
| NI | VAL2192 | NA | SUCTION VALVE REED FIT BITZER *4N* OLD 69.3X33.2X0.5 NO P/N. |
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