Mainspring

For Zenith 20.5

1.50 x 0.130 x 300 x 10.5 mm

Height (H): 1.5mm

Thickness (T): 0.13mm

Total Length (TL): 300mm

Barrel Diameter (BD): 10.5mm

End Type: Manual

To look for similar mainsprings that exactly match a specific dimension, select it from the links above.

Buy this mainspring

GR Approximation

This mainspring does not have a GR reference. The following GR mainsprings are the closest fit, when values differ the exact value is shown brackets for reference:

GR Reference #	Mainspring	Buy
GR4205	1.50 x 0.135 (0.130) x 300 x 10.5 mm	Buy mainspring
GR4196	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
GR40071	1.45 (1.50) x 0.130 x 300 x 10.0 (10.5) mm	Buy mainspring
GR4008	1.45 (1.50) x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
GR4206	1.50 x 0.135 (0.130) x 320 (300) x 11.0 (10.5) mm	Buy mainspring

Movement Listing

This mainspring is used by the following movements:

Movement	Description	Ligne
Amida 77	PIN LEVER SS (MSPG 3X9.5X16.5)
Omega 18987	OMEGA CASE USES CALIBER 440
Bulova C814000	BULOVA CASE REFERENCE
Seiko 5A54-011E	SEIKO CASE REFERENCE COSERVE 2003/2004
Bulova M308	BULOVA CASE REFERENCE
Wittnauer Q115CA	WITTNA CASE REFERENCE
Citizen 01-1347	CITIZEN CASE.
Citizen 06-0925	CITIZE CASE REFERENCE
Citizen 4-040015	CITIZEN CASE
Citizen 4-089936	CITIZEN CASE
Seiko V248-0200	PULSAR CASE REFERENCE
Citizen 4-722001	CITIZEN CASE
Heuer 980.113B	HEUE
Citizen 4-E40590	CITIZE CASE REFERENCE
Citizen 4-E65932	CITIZE CASE REFERENCE
Citizen 4-F46291	CITIZEN CASE
Citizen 4-G11301	CITIZEN CASE
Longines 8022
Citizen 4-H08941	CITIZEN CASE
Omega 18987	OMEGA CASE USES CALIBER 440
Citizen 4-L05426	CITIZEN CASE
Citizen 4-S50761	CITIZEN CASE
Seiko A904-515A	SEIKO CASE REFERENCE
Citizen 4-S98985
Citizen 49-1705	CITIZE CASE REFERENCE
Citizen 75-4064	CITIZE CASE REFERENCE
Citizen AC-5112	CITIZE CASE REFERENCE
Croton L3F2	F22	6
Elgin 860		11.5
Seiko Y675-0030	SEIKO CASE REFERENCE COSERVE 2003/2004
General 120	INCABLOC	5.75 x 6.75
Gruen 794A		5.25 x 8.5
Heuer 980.113B	HEUE
Juvenia 622	DIRECT CENTER SECOND-UPPER ESCAPE	11.5
Longines 8022
Movado 87-42-089
Omega 18188	OMEGA CASE USES CALIBER 440
Omega 18987	OMEGA CASE USES CALIBER 440
Seiko Y675-0030	SEIKO CASE REFERENCE COSERVE 2003/2004
Omega 196.159	OMEGA CASE USES CALIBER 1332
Omega 5755	OMEGA CASE USES CALIBER 480/482/483
Citizen 4-S50761	CITIZEN CASE
Seiko 2P21-0B20	SEIKO CASE REFERENCE COSERVE 2003/2004
Seiko 4300-0020	SEIKO
Seiko 4336-8121	SEIKO
Seiko 4N01-0269	SEIKO CASE
Seiko V701-1310	SEIKO CASE REFERENCE COSERVE 2003/2004
Seiko 5932-5220	SEIKO CASE REFERENCE
Seiko 5A54-011E	SEIKO CASE REFERENCE COSERVE 2003/2004
Seiko 7009-5594	SEIKO CASE REFERENCE
Seiko 7320-6100	SEIKO CASE.
Gruen 794A		5.25 x 8.5
Seiko 7731-5120	SEIKO CASE REFERENCE
Seiko 7N82-0BN0	SEIKO CASE REFERENCE COSERVE 2005
Seiko 7N82-0BN0	SEIKO CASE REFERENCE COSERVE 2005
Seiko A904-515A	SEIKO CASE REFERENCE
Seiko V248-0200	PULSAR CASE REFERENCE
Seiko V300-5A40	SEIKO CASE REFERENCE
Seiko V701-1310	SEIKO CASE REFERENCE COSERVE 2003/2004
Citizen AC-5112	CITIZE CASE REFERENCE
Seiko VX3K-0AB0	SEIKO CASE REFERENCE COSERVE 2003/2004
Seiko W358-5A10	SEIKO CASE 951201
Seiko Y675-0030	SEIKO CASE REFERENCE COSERVE 2003/2004
Tissot 21T	SWEEP SECOND	12
Waltham YWL270-136	WALTHAM CASE
Wittnauer Q115CA	WITTNA CASE REFERENCE
Zenith 405		13.5

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Similar Mainspring Listing

This mainspring is similar to the mainspring used by the following movements. A similar mainspring differs slightly in one or more dimensions but may possibly still work as a replacement. When values differ the exact value is shown brackets for reference:

Movement	Mainspring	Buy
Enicar 1180	1.45 (1.50) x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Enicar 1150	1.45 (1.50) x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Enicar 1182	1.45 (1.50) x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Enicar 1152	1.45 (1.50) x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Unitas 147	1.50 x 0.135 (0.130) x 300 x 10.5 mm	Buy mainspring
Unitas 174	1.50 x 0.135 (0.130) x 300 x 10.5 mm	Buy mainspring
Unitas 173	1.50 x 0.135 (0.130) x 300 x 10.5 mm	Buy mainspring
ETA 1162	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1100	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Zodiac 12S	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1164	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1101	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Zodiac 1100	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1122	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Gruen 45	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1168	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1102	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Otero 30	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Wyler WM212	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1292	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1293	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Gruen 47	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1120	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1121	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Fleurier 30	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1103	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1104	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1105	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1106	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1107	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1113	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1114	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1123	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1124	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1125	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1126	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1127	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1128	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1129	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1130	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1131	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1132	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1133	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1138	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1139	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1288	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
ETA 1289	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Fleurier 39	1.50 x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Felsa 250	1.45 (1.50) x 0.130 x 300 x 10.0 (10.5) mm	Buy mainspring
Felsa 236	1.45 (1.50) x 0.130 x 300 x 10.0 (10.5) mm	Buy mainspring
Enicar 1250	1.45 (1.50) x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Enicar 1180	1.45 (1.50) x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Enicar 1150	1.45 (1.50) x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Enicar 1252	1.45 (1.50) x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Enicar 1182	1.45 (1.50) x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
Enicar 1152	1.45 (1.50) x 0.130 x 320 (300) x 10.5 mm	Buy mainspring
A. Schild 12.5	1.50 x 0.140 (0.130) x 300 x 11.0 (10.5) mm	Buy mainspring
Oris 391	1.50 x 0.140 (0.130) x 260 (300) x 10.5 mm	Buy mainspring
Chezard 7402	1.50 x 0.120 (0.130) x 320 (300) x 10.5 mm	Buy mainspring
Oris 394	1.50 x 0.140 (0.130) x 260 (300) x 10.5 mm	Buy mainspring
Oris 392	1.50 x 0.120 (0.130) x 320 (300) x 10.5 mm	Buy mainspring
Chezard 7400	1.50 x 0.120 (0.130) x 320 (300) x 10.5 mm	Buy mainspring
Pierce 134	1.50 x 0.115 (0.130) x 320 (300) x 10.0 (10.5) mm	Buy mainspring
Wyler WM29	1.50 x 0.135 (0.130) x 320 (300) x 11.0 (10.5) mm	Buy mainspring
Junghans 86	1.50 x 0.125 (0.130) x 320 (300) x 10.0 (10.5) mm	Buy mainspring
Felsa 472	1.50 x 0.120 (0.130) x 290 (300) x 10.0 (10.5) mm	Buy mainspring
Alpina 662	1.50 x 0.120 (0.130) x 290 (300) x 10.0 (10.5) mm	Buy mainspring
Felsa 465N	1.50 x 0.120 (0.130) x 290 (300) x 10.0 (10.5) mm	Buy mainspring
Felsa 465	1.50 x 0.120 (0.130) x 290 (300) x 10.0 (10.5) mm	Buy mainspring
Dugena 719	1.50 x 0.120 (0.130) x 290 (300) x 10.0 (10.5) mm	Buy mainspring
Felsa 466	1.50 x 0.120 (0.130) x 290 (300) x 10.0 (10.5) mm	Buy mainspring
Felsa 467	1.50 x 0.120 (0.130) x 290 (300) x 10.0 (10.5) mm	Buy mainspring
Felsa 468	1.50 x 0.120 (0.130) x 290 (300) x 10.0 (10.5) mm	Buy mainspring
Felsa 469	1.50 x 0.120 (0.130) x 290 (300) x 10.0 (10.5) mm	Buy mainspring
Roamer 424	1.50 x 0.125 (0.130) x 340 (300) x 10.5 mm	Buy mainspring
Roamer 425	1.50 x 0.125 (0.130) x 340 (300) x 10.5 mm	Buy mainspring
Recta G10	1.45 (1.50) x 0.120 (0.130) x 320 (300) x 10.5 mm	Buy mainspring
Recta G6	1.45 (1.50) x 0.120 (0.130) x 320 (300) x 10.5 mm	Buy mainspring
Omega 269	1.50 x 0.130 x 340 (300) x 11.0 (10.5) mm	Buy mainspring
Omega 268	1.50 x 0.130 x 340 (300) x 11.0 (10.5) mm	Buy mainspring

Watch Database

Mainspring

For Zenith 20.5

1.50 x 0.130 x 300 x 10.5 mm

Height (H): 1.5mm

Thickness (T): 0.13mm

Total Length (TL): 300mm

Barrel Diameter (BD): 10.5mm

End Type: Manual

GR Approximation

Movement Listing

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Similar Mainspring Listing

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