Special spark plugs ZK 18-12 with protective tube
Thread connection: M4
Thread length: 12 mm (LG)
Protective tube: Inconel D = 15 mm
Center and ground electrode: Kanthal A1
Electrode types: URA1, ZRA1, RA1

Description
Length L (mm)
Part No.
ZK 18-12-145 URA 1
145
0 004 800 614
ZK 18-12-236 URA 1
236
0 004 800 615
ZK 18-12-245 URA 1
245
0 004 800 612
ZK 18-12-750 URA 1
750
0 004 800 601
ZK 18-12-900 URA 1
900
0 004 800 604
ZK 18-12-1050 URA 1
1050
0 004 800 613
ZK 18-12-1104 URA 1
1104
0 004 800 610
ZK 18-12-236 ZRA 1
236
0 004 800 607
ZK 18-12-386 ZRA 1
386
0 004 800 618
ZK 18-12-245 RA 1
245
0 004 800 401
ZK 18-12-450 RA 1
450
0 004 800 409
ZK 18-12-900 RA 1
900
0 004 800 403
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