Catalogues

bitzer 4FSL-7K, 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/NOEM P/NDescription (from OEM manufacturer)Add
137283522Gasket set.
2BRG2205
31112501Bearing bush / Slide bearing; dimensions: Ø40 × Ø36 × 30 (Radial); from year: 76.
3BRG2205
31112501Bearing bush / Slide bearing; dimensions: Ø40 × Ø36 × 30 (Radial); from year: 76.
4WAS2204
31210302Thrust washer; dimensions: Ø46 × Ø37,5 × 3; from year: 76.
5WAS2204
31210302Thrust washer; dimensions: Ø46 × Ø37,5 × 3; from year: 76.
630116850Eccentric shaft.
7KEY2322038400304Parallel key; dimensions: 10 × 6 × 54 (steel DIN 6885 - A).
930229887Connecting rod / piston; dimensions: Ø41.
2234775002Retrofit kit oil control; dimensions: 241,2 × 241,2 × 72.
24GKT2320037293703Gasket; dimensions: 2241 × 241 × 0,38; from year: 1,22.
26GKT23003C38240131Gasket ring; dimensions: A10 × 16 × 2 (copper); from year: 1,22.
2738022802Hexagon head screw; dimensions: M10 × 30 (ISO 4017 - M10 × 30 - 10.9); used in: 2.
29GKT23006A38240301Gasket ring; dimensions: A20 × 24 × 1,5 (aluminum DIN 7603); from year: 1,22.
30PLUCMA20A38091003Sealing screw; dimensions: M20×1,5 (DIN 908 - M20×1,5); from year: 22.
32BRG2205
31112501Bearing bush / Slide bearing; dimensions: Ø40 × Ø36 × 30 (Radial); from year: 22.
39WAS23200
31300024Adjusting washer; dimensions: Ø45 × Ø33,1 × 2.
40MTR2401234616812Built-in motor; dimensions: Ø190 (40S 7,5 HP).
44AGT2303
32110503Oil splasher plate; dimensions: Ø185 × 51.
46BLTCMA6X01238015402Hexagon head screw; dimensions: M6 × 12 (DIN 933 - M6 × 12 - 10.9).
47SPGCMW638215001Thrust washer; dimensions: S6 (spring steel).
54LCKCMMB04532050209Washer; dimensions: Ø45 × Ø12,5 × 8; used in: 2.
5538215003Thrust washer; dimensions: A12 (spring steel DIN 128).
5638016702Hexagon head screw; dimensions: M12 × 40 (DIN 933 - M12 × 40 - 10.9); used in: 2.
7037507901Plug; dimensions: Ø8 × 16.
8900000011is not required for this type !.
90GKT2E20037293810Gasket; dimensions: 90 × 70 × 0,73; from year: 1,96.
9100000003Not available separately; from year: 96.
9200000011is not required for this type !.
9300000011is not required for this type !.
9438000453Hexagon head screw; dimensions: M6 × 35 (ISO 4014 - M6 × 35 - 8.8).
9538034007Cheese-head screw; dimensions: M8 × 25 (ISO 14579 - M8 × 25 - 8.8); used in: 3.
96TER23200
34550705Terminal plate; dimensions: 90 × 70 × 10 (6-wire).
10036610121Plug; dimensions: 1/4" - 18 NPTF (brass).
11032439108Lifting eye; dimensions: 63 × 32 × 27; used in: 2.
12036131575Shut-off valve; dimensions: Ø28; used in: 3.
12136620602Protective cap; dimensions: M24×2 (aluminum); used in: 2; from year: 120.
130GKT2002
37270405Gasket; dimensions: ØI 34,5 × 1,0 (LA66); from year: 1.
131GKT2031
37270401Gasket; dimensions: Ø31 × 1,0 (LA66); from year: 1.
132BLTCMA10X030
38034006Cheese-head screw; dimensions: M10 × 30 (ISO 14579 - M10 × 30 - 8.8); used in: 3.
13300000001Article cancelled; used in: 2.
15036131551Shut-off valve; dimensions: Ø16; used in: 2.
15136620650Protective cap; dimensions: 3/4" - 16 UNF (aluminum); used in: 3; from year: 150.
15700000001Article cancelled; used in: 2.
158GKT1236
37270203Gasket; dimensions: 35 × 60 × 1; used in: 4; from year: 1.
159BLTCMA8X02038034001Cheese-head screw; dimensions: M8 × 20 (ISO 14579 - M8 × 20 - 8.8); used in: 3.
16030405905Valve plate; dimensions: Ø41.
161GKT2321337251701Gasket; dimensions: 165 × 124 × 0,8; from year: 1,160.
162GKT2325037261801Gasket; dimensions: 165 × 124 × 0,38 (metallic support); used in: 2; from year: 1,160,164.
16430236045Cylinder head; dimensions: 165 × 125 × 57; used in: 2.
16538001963Hexagon head screw; dimensions: M10 × 65 (ISO 4014 - M10 × 65 - 10.9); used in: 5.
16638005659Hexagon head screw; dimensions: M10 × 50 (ISO 4014 - M10 × 50 - 10.9); used in: 5.
167PLU2E20036610021Plug; dimensions: 1/8" - 27 NPTF.
17336110035Pressure relief valve; dimensions: 1/4" - 18 NPTF (31 bar); used in: 2.
17400000001Article cancelled; used in: 2.
17800000001Article cancelled; used in: 2.
190HTR230034321901Oil heater (200..260 V - 120 W).
19034321902Oil heater (100..140 V - 120 W).
20037000020Kit damper elements (elastomer).
237GKT23000T37220010Gasket ring; dimensions: Ø31,9 × 1,6 × 1,8 (PTFE); from year: 1.
238GLS2330036181501Sight glass; dimensions: Ø22 × 1 1/8" - 18 UNEF.
240GKT2320037293703Gasket; dimensions: 2241 × 241 × 0,38; from year: 1,242.
24136201207Suction gas filter; dimensions: 191 × 52 × 45; used in: 2.
24230523806Housing cover.
24338022802Hexagon head screw; dimensions: M10 × 30 (ISO 4017 - M10 × 30 - 10.9); used in: 2.
470SEN2101
34703504Compressor protection device (110/230 V - 50/60Hz); used in: 2.
470SEN2101
34703504Compressor protection device (110/230 V - 50/60Hz); used in: 2.
47034702804Compressor protection device (24 V - 50/60 Hz); used in: 2.
47034702805Compressor protection device (24 V - DC); used in: 2.
47238040206Cheese-head screw; dimensions: M4 × 16 (DIN 84 - M4 × 16).
473BLT2315438050154Oval head screw; dimensions: M6 × 16 (DIN 7985 - M6 × 16 - 4.8).
47430291502Terminal.
47500000011is not required for this type !.
47631101801Spacer sleeve; dimensions: Ø14 × Ø6,3 × 21,4.
47734595001Recommendation sign; dimensions: M6.
478SPGCMW638215001Thrust washer; dimensions: S6 (spring steel).
479WAS2E11538210154Toothed washer; dimensions: A6,4 (spring steel galvanized DIN 6797).
484BOX230334352303Terminal box; dimensions: 202 × 132 × 83; used in: 3.
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