Hitachi NR90AA ユーザーズマニュアル

— 47 —

Item

Code No.

Part Name

Q'ty

No.

1

949-755

Hex. Socket Hd. Bolt

M6

×16 1

2

880-515

Plate

1

3

880-514

Top Cover

1

4

882-793

Hex. Socket Hd. Bolt

M6

×35 4

5

881-946

Exhaust Cover

1

6

881-940

Gasket (A)

1

7

881-945

Exhaust Valve Rubber

1

8

881-944

Head Valve Spring

1

9

887-124

Cylinder O-Ring (B)

2

10

881-942

Head Valve

1

11

877-315

Cylinder O-Ring (I.D 63.9)

1

12

881-943

Head Valve Rubber

1

13

881-941

Cylinder Plate

1

14

878-907

O-Ring (S-95)

1

15

887-376

O-Ring (I.D 59.3/W2.4)

1

16

881-972

O-Ring

1

17

881-939

Cylinder

1

18

881-930

Piston Ring

1

19

882-979

Piston

1

20

955-479

Retaining Ring
(E-Type) For D6 Shaft

1

21

878-184

Warning Label

1

22

881-938

Body Ass'y

1

23

–

Nameplate

1

24

881-966

Piston Bumper (A)

1

25

881-967

Piston Bumber (B)

1

26

956-996

O-Ring (ISA-60)

1

27

882-970

Nose

1

28

949-759

Hex. Socket Hd. Bolt

M8

×30 4

29

949-864

Roll Pin

D3

×22 2

30

882-980

Spring

1

31

882-971

Pushing Lever (B)

1

32

881-974

Adjuster (A)

1

33

982-454

Spring (C)

2

34

959-155

Steel Ball

D3.97

2

35

882-982

Pushing Lever (A)

1

36

880-081

Washer

1

37

949-657

Hex. Socket Hd. Bolt

M6

×12 1

38

881-768

Grip Tape (A)

1

39

880-407

Tape

2

40

881-769

Gasket (B)

1

41

881-949

Cap

1

42

949-821

Hex. Socket Hd. Bolt

M5

×16 3

43

872-035

Dust Cap

1

44

880-674

Trigger (A)

1

45

881-952

Trigger Pin

1

46

949-865

Roll Pin

D3

×28 2

47

880-361

Pushing Lever Guide

1

48

877-699

Head Valve O-Ring (I. D 16.8)

1

49

878-881

Valve Bushing (B)

1

50

878-885

O-Ring (S-18)

1

51

981-317

O-Ring (S-4)

1

52

880-672

Valve Piston (B)

1

53

878-925

O-Ring (I. D 8.8)

2

54

878-887

O-Ring (I. D 11)

1

Item

Code No.

Part Name

Q'ty

No.

55

878-884

Plunger Spring

1

56

880-673

Plunger (A)

1

57

878-888

O-Ring (I. D 1.8)

1

58

880-671

Valve Bushing (A)

1

59

880-474

Nylock Bolt (W/Flange)

M6

×16 2

60

882-972

Guard

1

61

882-973

Sleeve

1

62

963-837

Nylon Nut

M6

4

63

882-976

Handle Arm

1

64

877-402

Wahser

2

65

882-978

Magazine Cover

1

66

882-977

Nail Feeder

1

67

878-635

Nail Rail

1

68

874-418

Needle Roller

1

69

878-422

Ribbon Spring

1

70

876-465

Nylon Nut

M4

1

71

877-371

Nylon Nut

M5

1

72

878-634

Stopper

1

73

878-637

Magazine Guard (B)

1

74

949-824

Hex. Socket Hd. Bolt

M5

×45 1

75

882-975

Magazine

1

76

878-646

Magazine Guard (A)

1

77

882-974

Nylock Bolt (W/Flange)

M6

×12 1

78

878-647

Hex. Socket Hd. Bolt

M6

×12 1

79

–

Label

1

80

878-638

Stopper Spring

1

81

878-636

Collar

1

82

878-643

Stop Lever

1

83

949-699

Hex. Socket Hd. Bolt

M4

×20 1

501

882-981

Nose Cap (A)

1

502

943-277

Alllen Wrench

3MM

1

503

944-458

Allen Wrench

4MM

1

504

944-459

Allen Wrench

5MM

1

505

872-422

Allen Wrench

6MM

1

 506A 875-769

Eye Protector

1

Parts are subject to change without any obligation on the
part of the HITACHI due to improvements.