We are currently experiencing substantial delays with Hitachi/HiKOKI and Metabo spare parts due to the two brands merging warehouse. At this moment in time we are unable to provide confirmed delivery dates on out of stock parts, for any urgent requirements please contact us prior to ordering.

Buy Replacement Parts and Accessories for the Hitachi NV50AA

Tap to view parts diagram
Ref: Part Number: Description Price
1 949-662 Hex. Socket Hd. Bolt M5x25 (10 Pcs.) £3.36
2 949-454 Spring Washer M5 (10 Pcs.) £1.00
3 876-179 Top Cover £1.00
4 949-757 Hex. Socket Hd. Bolt M5x20 (10 Pcs.) £3.36
5A 880-275 Exhaust Cover (b) £49.16
5A 877-917 Exhaust Cover £27.55
6 876-712 Gasket (f) £2.85
6 876-176 Gasket (b) £1.00
7 876-713 Gasket (g) £1.00
7 876-178 Gasket (c) £1.00
9A 878-417 Exhaust Valve £5.52
10B 876-711 Head Cap £32.74
10 877-129 Head Cap Ass'y £15.29
11 876-174 Piston O-ring £3.13
12 877-127 Piston £55.75
13 876-161 O-ring (s-65) £2.97
14 877-126 Cylinder O-ring (d) £2.04
15 876-168 Cylinder Plate £9.21
16 876-632 Cylinder £41.30
17 876-167 Cylinder Ring £1.00
18 876-172 Cylinder Spring £5.19
19 877-123 Cylinder O-ring (a) £2.51
20 877-122 Cylinder Guide £18.79
21 877-124 Cylinder O-ring (b) £2.04
22A 877-944 Body £0.00
Contact Us
23 877-125 Cylinder O-ring (c) £2.04
25A 878-359 Piston Bumper £21.21
27 876-673 Gasket (a) £1.00
28 876-717 Main Feeder Spring (a) £7.36
29 949-551 Roll Pin D2.5x10 (10 Pcs.) £1.91
30 876-691 Sub Feeder Spring £3.42
30 886099 Pushing Lever (b) £15.35
31 876-689 Feeder Shaft £3.19
32 876-688 Main Feeder £18.01
33 949-821 Hex. Socket Hd. Bolt M5x16 (10 Pcs.) £3.05
34 876-707 Sub Feeder £19.18
35 949-242 Machine Screw M5x22 (10 Pcs.) £1.00
36 876-205 Washer £1.00
37 950-565 Hitachi Label £1.00
37C 878-182 Hitachi Label £0.00
Contact Us
38 877-131 Gasket (d) £1.00
39A 880-036 Cap £5.86
39A 878-730 Cap £0.00
Contact Us
40A 874-782 Air Plug Pt 1/4 £6.20
41 875-643 Plunger Spring £1.00
42 874-820 Plunger O-ring £1.00
43 876-739 Safety Plunger (a) £8.97
43A 878-122 Plunger (a) £2.28
44A 876-764 Valve Bushing Ass'y £20.34
44B 878-266 Valve Bushing £19.18
45 875-638 O-ring (s-12) £2.39
46 876-203 Trigger £2.51
47 875-642 Safety Plunger (b) £7.45
48A 878-734 Valve Packing £1.00
49 875-645 Urethane Ball (c) D7.14 £3.42
50 875-644 Valve Plate £1.00
51B 877-335 Trigger Valve Bushing £13.37
52A 878-121 Trigger Plunger £9.44
53 949-866 Roll Pin D3x30 (10 Pcs.) £3.98
55 £0.00
Contact Us
55 875-650 Safety Bolt £1.00
56 876-676 Safety Spring £1.00
56 877-943 Spring £1.00
57A 877-941 Pushing Lever (g) £41.61
58 949-555 Nut M5 (10 Pcs.) £1.00
59 949-240 Machine Screw M5x18 (10 Pcs.) £1.00
60 872-971 Retaining Ring (e-type) For D3 Shaft £1.00
61 877-150 Stopper Pin £3.19
62 877-149 Stopper Spring £1.00
63 877-151 Magazine Stopper £2.28
64 945-255 U-nut M5 £1.00
65 877-146 Magazine £14.20
66 877-152 Hinge Pin £3.19
67 877-147 Magazine Cover £6.91
68 877-138 Guard £3.11
69 877-145 Guard Washer £2.04
70 886100 Adjuster £11.83
70 949-237 Machine Screw M5x12 (10 Pcs.) £1.00
71 876-465 Nylon Nut M4 £1.00
72B 877-946 Nose Ass'y £31.79
73 877-143 Main Nail Stopper £13.37
74 876-681 Main Stopper Spring £2.04
75 877-148 Sleeve £1.00
76 877-141 Holder Spring £1.00
77 877-140 Nail Holder £6.20
78 875-249 Thrust Washer £1.77
79 949-453 Spring Washer M4 (10 Pcs.) £1.00
80 986-120 Machine Screw (w/sp. Washer) M4x40 £1.00
81 876-682 Lock Shaft £3.42
82 949-776 Roll Pin D3x10 (10 Pcs.) £2.79
83A 886831 Magazine £14.52
83 877-374 Guide Lock £8.97
84 877-372 Spring £2.51
85 876-705 Hex. Socket Set Screw M5x10 £1.00
86 877-136 Feed Piston Cover £2.04
87 877-137 Gasket (e) £1.00
88 873-095 O-ring (p-16) £1.00
89 876-692 Feed Piston £11.05
90 877-144 Feed Spring £1.00
91A 877-826 Feeder Shaft Ring £2.28
91 949-534 Split Pin D2x15 (10 Pcs.) £1.00
92 876-716 Nail Guide Shaft (a) £8.74
93 876-679 Sub Nail Stopper £19.38
94 876-685 Sub Stopper Spring £2.04
95 877-134 Nail Guide £59.76
96 877-135 Nail Guide Cover £1.83
97 949-214 Machine Screw M4x6 (10 Pcs.) £1.00
98 877-139 Magazine Ass'y £39.93
99 872-035 Dust Cap £1.00
101 877-942 Head Cap Rubber £10.48
103 878-181 Nylock Hex. Socket Hd. Bolt M5x16 £1.00
104A 884-070 Warning Label £0.00
Contact Us
104 878-184 Warning Label £2.25
501B 875-769 Safety Glasses £12.71
502 877-153 Pneumatic Tool Lubricant (30cc) £4.51
505 872-821 Valve O-ring £2.97
506 882-413 Caution Tag £0.00
Contact Us
507 882-414 Leaflet £0.00
Contact Us
602 874-116 Air Socket 6mm £16.07
603A 888213 TAPE (2 PCS.) £0.00
Contact Us
604 876-212 Pneumatic Tool Lubricant (1l) £0.00
Contact Us
605 876-720 Drive Controller £52.46
606 944-458 Hex. Bar Wrench 4mm £1.00
607 943-277 Hex. Bar Wrench 3mm £1.00
608A 877-908 Power Set £119.18
609 949-827 Hex. Socket Hd. Bolt M5x65 (10 Pcs.) £8.12
610 949-826 Hex. Socket Hd. Bolt M5x60 (10 Pcs.) £8.12
611 877-909 Upper Cover £64.09
612 877-911 Gasket (h) £1.92
613 877-912 Gasket (j) W/4mm Hole £1.00
614 877-910 Exhaust Piece £57.75
615 876-762 Sequential Trip Mechanism Kit £60.76
616 877-915 Gasket (j) W/o 4mm Hole £1.00
617 882-950 Body (b) Ass'y £131.13
618 881-768 Grip Tape (a) £10.00
619 880-407 Tape £1.00
620 317-918 Grease(attolub No.2)500g £33.49

Contact Info

Address: 9-10 Horncastle Road, Boston, PE21 9BN

Phone: 01205 362736

Contact Us

Your Account

Login

View Cart

Recently Viewed

Copyright © 2026 Power Tool Spares
IT Services 4 Me - Web Design Lincolnshire