Komatsu SAA6D125E-5F Cylinder Head Parts Hub

Komatsu SAA6D125E-5F Cylinder Head Parts is a focused 19PARTS hub for buyers working inside a specific Komatsu engine model and repair system. It is meant to reduce guesswork by tying engine-model navigation to related product listings and part-number references.

Diagram callout lookup for Komatsu SAA6D125E-5F Cylinder Head Parts

Use each diagram together with the table directly below it. The Diagram Ref. column corresponds to the location number shown on that specific image. Clickable part numbers link to matching 19PARTS product pages where a product match exists.

SAA6D125E-5F — Cylinder Head

Komatsu SAA6D125E-5F Cylinder Head Parts diagram ENGINES/SAA6D19E/030010a.png
ENGINES/SAA6D19E/030010a.png · 20 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
2 6150-11-1320 Insert,Exhaust Valve (Std) 2 SN: 560001-UP
3 6251-11-1380 Seat,Intake Valve (Std) 2 SN: 560001-UP
4 6150-12-1370 Guide,Valve (Service Only) 4 SN: 560001-UP
5 6150-19-1320 Insert, 0.25Mm,Exhaust Valve (Os) 2 SN: 560001-UP
5 6162-13-1150 Plug,Expansion 11 SN: 560001-UP
6 04260-00793 Ball 1 SN: 560001-UP
7 07043-70108 Plug 3 SN: 560001-UP
8 6150-42-4110 Valve,Intake 12 SN: 560001-UP
9 6150-42-4210 Valve,Exhaust 12 SN: 560001-UP
10 6150-41-4510 Seat,Upper 24 SN: 560001-UP
11 6150-41-4430 Seat,Lower 24 SN: 560001-UP
12 6136-42-4520 Cotter,Valve 48 SN: 560001-UP
14 6150-41-4570 Seal,Valve Stem 24 SN: 560001-UP
15 6210-11-1140 Guide,Crosshead 12 SN: 560001-UP
16 04020-00820 Pin 12 SN: 560001-UP
20 6251-11-1810 Gasket,Cylinder Head 6 SN: 560001-UP
20 6251-19-1810 Gasket,Cylinder Head 6 SN: .-UP
35 6150-11-1930 Grommet,Oil 1 SN: 560001-UP
36 6150-11-1950 Grommet,Water 4 SN: 560001-UP
37 6150-12-1960 Grommet,Water 1 SN: 560001-UP

SAA6D125E-5F — Cylinder Head

Komatsu SAA6D125E-5F Cylinder Head Parts diagram ENGINES/saa6d1nu/030010a.png
ENGINES/saa6d1nu/030010a.png · 19 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
2 6150-11-1320 Insert,Exhaust Valve (Std) 2 SN: 560001-UP
2 6150-19-1320 Insert 0.25Mm,Exhaust Valve (Os) 2 SN: 560001-UP
3 6251-11-1380 Seat,Intake Valve (Std) 2 SN: 560001-UP
4 6150-12-1370 Guide,Valve (Service Only) 4 SN: 560001-UP
5 6162-13-1150 Plug,Expansion 11 SN: 560001-UP
6 04260-00793 Ball 1 SN: 560001-UP
7 07043-70108 Plug 3 SN: 560001-UP
8 6150-42-4110 Valve,Intake 12 SN: 560001-UP
9 6150-42-4210 Valve,Exhaust 12 SN: 560001-UP
10 6150-41-4510 Seat,Upper 24 SN: 560001-UP
11 6150-41-4430 Seat,Lower 24 SN: 560001-UP
12 6136-42-4520 Cotter,Valve 48 SN: 560001-UP
14 6150-41-4570 Seal,Valve Stem 24 SN: 560001-UP
15 6210-11-1140 Guide,Crosshead 12 SN: 560001-UP
16 04020-00820 Pin 12 SN: 560001-UP
20 6150-11-1930 Grommet,Oil 1 SN: 560001-UP
20 6150-11-1950 Grommet,Water 4 SN: 560001-UP
20 6150-12-1960 Grommet,Water 1 SN: 560001-UP
20 6251-11-1810 Gasket,Cylinder Head 6 SN: 560001-UP

SAA6D125E-5F — Cylinder Head (#560001-)

Komatsu SAA6D125E-5F Cylinder Head Parts diagram ENGINES/0000161c/a003001a.png
ENGINES/0000161c/a003001a.png · 17 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
2 6150-11-1320 Insert, Exhaust Valve, Standard 2 SN: 560001-UP
2 6150-19-1320 Insert, T=0.25Mm, Exhaust Valve, Oversize 0.25Mm 2 SN: 560001-UP
3 6251-11-1380 Seat, Intake Valve, Standard 2 SN: 560001-UP
4 6150-12-1370 Guide, Valve (Service Only) 4 SN: 560001-UP
5 6162-13-1150 Plug, Expansion 11 SN: 560001-UP
6 04260-00793 Ball 1 SN: 560001-UP
7 07043-70108 Plug 3 SN: 560001-UP
8 6150-42-4110 Valve, Intake 12 SN: 560001-UP
9 6150-42-4210 Valve, Exhaust 12 SN: 560001-UP
10 6150-41-4510 Seat,Upper 24 SN: 560001-UP
11 6150-41-4430 Seat,Lower 24 SN: 560001-UP
12 6136-42-4520 Cotter, Valve 48 SN: 560001-UP
14 6150-41-4570 Seal, Valve Stem 24 SN: 560001-UP, KIT-FLAG: S
15 6210-11-1140 Guide, Crosshead 12 SN: 560001-UP
16 04020-00820 Pin, Dowel 12 SN: 560001-UP
20 6251-11-1810 Gasket,Cylinder Head 6 SN: 560001-UP, KIT-FLAG: S
20 6251-19-1810 Gasket, Cylinder Head, Oversize 0.4Mm 6 SN: 560001-UP

SAA6D125E-5F — Cylinder Head (|A00004)

Komatsu SAA6D125E-5F Cylinder Head Parts diagram ENGINES/KC_EE014/a00004a.png
ENGINES/KC_EE014/a00004a.png · 17 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
2 6150-11-1320 Insert, Hexhaust, Standard 2 Field_1: INSERT, HEXHAUST, STANDARD, Field_2: 574420-
3 6150-12-1380 Insert, Intake, Standard 2 Field_1: INSERT, INTAKE, STANDARD, Field_2: 574420-
4 6150-12-1370 Guide 4 Field_1: GUIDE, Field_2: 574420-
4 6150-19-1320 Insert 2 Field_1: INSERT, Field_2: 574420-
5 6162-13-1150 Plug, Expansion 11 Field_1: PLUG, EXPANSION, Field_2: 574420-
6 04260-00793 Ball 1 Field_1: BALL, Field_2: 574420-
7 07043-70108 Plug, Taper 3 Field_1: PLUG, TAPER, Field_2: 574420-
8 6150-42-4110 Valve, Intake 12 Field_1: VALVE, INTAKE, Field_2: 574420-
9 6150-42-4210 Valve, Exhaust 12 Field_1: VALVE, EXHAUST, Field_2: 574420-
10 6150-41-4510 Seat, Upper 24 Field_1: SEAT, UPPER, Field_2: 574420-
11 6150-41-4430 Seat, Lower 24 Field_1: SEAT, LOWER, Field_2: 574420-
12 6136-42-4520 Cotter, Valve 48 Field_1: COTTER, VALVE, Field_2: 574420-
14 6150-41-4570 Seal, Valve Stem 24 Field_1: SEAL, VALVE STEM, Field_2: 574420-
15 6210-11-1140 Guide, Crosshead 12 Field_1: GUIDE, CROSSHEAD, Field_2: 574420-
16 04020-00820 Pin, Dowel 12 Field_1: PIN, DOWEL, Field_2: 574420-
20 6251-11-1810 Gasket, Cylinder Head, Standard 6 Field_1: GASKET, CYLINDER HEAD, STANDARD, Field_2: 574420-
31 6251-19-1810 Gasket, Cylinder Head, Oversize 0.4Mm 6 Field_1: GASKET, CYLINDER HEAD, OVERSIZE 0.4MM, Field_2: 574420-

SAA6D125E-5F — Cylinder Head (|A00004)

Komatsu SAA6D125E-5F Cylinder Head Parts diagram ENGINES/KC_EE011/a00004a.png
ENGINES/KC_EE011/a00004a.png · 17 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
2 6150-11-1320 Insert, Hexhaust, Standard 2 Field_1: INSERT, HEXHAUST, STANDARD, Field_2: 574420-
3 6150-12-1380 Insert, Intake, Standard 2 Field_1: INSERT, INTAKE, STANDARD, Field_2: 574420-
4 6150-12-1370 Guide 4 Field_1: GUIDE, Field_2: 574420-
4 6150-19-1320 Insert 2 Field_1: INSERT, Field_2: 574420-
5 6162-13-1150 Plug, Expansion 11 Field_1: PLUG, EXPANSION, Field_2: 574420-
6 04260-00793 Ball 1 Field_1: BALL, Field_2: 574420-
7 07043-70108 Plug, Taper 3 Field_1: PLUG, TAPER, Field_2: 574420-
8 6150-42-4110 Valve, Intake 12 Field_1: VALVE, INTAKE, Field_2: 574420-
9 6150-42-4210 Valve, Exhaust 12 Field_1: VALVE, EXHAUST, Field_2: 574420-
10 6150-41-4510 Seat, Upper 24 Field_1: SEAT, UPPER, Field_2: 574420-
11 6150-41-4430 Seat, Lower 24 Field_1: SEAT, LOWER, Field_2: 574420-
12 6136-42-4520 Cotter, Valve 48 Field_1: COTTER, VALVE, Field_2: 574420-
14 6150-41-4570 Seal, Valve Stem 24 Field_1: SEAL, VALVE STEM, Field_2: 574420-
15 6210-11-1140 Guide, Crosshead 12 Field_1: GUIDE, CROSSHEAD, Field_2: 574420-
16 04020-00820 Pin, Dowel 12 Field_1: PIN, DOWEL, Field_2: 574420-
20 6251-11-1810 Gasket, Cylinder Head, Standard 6 Field_1: GASKET, CYLINDER HEAD, STANDARD, Field_2: 574420-
31 6251-19-1810 Gasket, Cylinder Head, Oversize 0.4Mm 6 Field_1: GASKET, CYLINDER HEAD, OVERSIZE 0.4MM, Field_2: 574420-

SAA6D125E-5F — 6) (#560004-)

Komatsu SAA6D125E-5F Cylinder Head Parts diagram ENGINES/0000161c/a010005a.png
ENGINES/0000161c/a010005a.png · 15 listed callout rows
Diagram Ref. Part Number Description Qty Serial / Option Notes
1 6251-11-9110 Tube, Exhaust Gas 1 SN: 560004-UP
2 6261-11-9520 Gasket 2 SN: 560004-UP, KIT-FLAG: S
7 01435-01020 Bolt 1 SN: 560004-564678
7 01435-01025 Bolt 1 SN: 564679-UP
11 01643-31032 Washer 1 SN: 560004-UP
13 07260-22008 Hose 1 SN: 560004-569956
14 07281-00359 Clamp, Hose 2 SN: 560004-UP
16 6210-61-6551 Gasket 1 SN: 560004-UP, KIT-FLAG: S
17 01435-01025 Bolt 2 SN: 560004-UP
22 175-79-33240 Collar 1 SN: 560004-UP
24 01643-31032 Washer 1 SN: 560004-UP
27 07005-01212 Seal, Washer 7 SN: 560004-UP, KIT-FLAG: S
28 07206-30812 Bolt, Joint 2 SN: 560004-UP
35 01435-01020 Bolt 1 SN: 560004-UP
38 01643-31032 Washer 2 SN: 560004-UP

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SAA6D125E-5F Cylinder Head Parts lookup notes

Use this hub when the repair has already been narrowed to cylinder head parts. Confirm each part against the engine serial range, parts-book callout, quantity, and option notes before ordering.

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This hub includes 37 linked product listings. Use the collection link above to browse the full set.

Parts-book verification before ordering

Komatsu engine parts often change by engine arrangement, serial range, diagram callout, and option note. 19PARTS uses engine-model organization to help you move from a broad Komatsu part number search into a tighter reference path, but final fitment should always be confirmed against your engine serial number and parts book.

Our Keep Ops Moving approach is simple: give buyers cleaner lookup paths, clear part-number references, and practical cross-navigation so rebuild shops, fleet teams, mechanics, and equipment owners can identify the right components faster.