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Click Specification

Unit:mm

Parallel key

Q 551

Display drawing:

汽标代号Q 551 Q551 551Q Parallel key
Normal size
b
3 4 5 6 8 10 12 14 16 18 20 22
b max
min
h max=nominal size
min
s
3 4 5 6 8 10 12 14 16 18 20 22
2.986 3.982 4.982 5.982 7.978 9.978 11.973 13.973 15.973 17.973 19.967 21.967
3 4 5 6 7 8 8 9 10 11 12 14
2.986 3.982 4.982 5.982 6.91 7.91 7.91 8.91 9.91 10.89 11.89 13.89
0.16~0.25 0.16~0.25 0.25~0.4 0.25~0.4 0.25~0.4 0.4~0.6 0.4~0.6 0.4~0.6 0.4~0.6 0.4~0.6 0.6~0.8 0.6~0.8
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Similar Standards

1 Parallel Keys, Deep Pattern - Type A [DIN]
DIN 6885-1 (A) - 2021 		Parallel Keys, Deep Pattern - Type A

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2 Parallel Keys, Deep Pattern - Type A [DIN]
DIN 6885 (A) - 1968 		Parallel Keys, Deep Pattern - Type A

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3 Square Key [DIN]
DIN 6880 (A) - 2011 		Square Key
4 Parallel Keys, With Two Step Bores For Fixation Screw - Type F [DIN]
DIN 6885-1 (F) - 2021 		Parallel Keys, With Two Step Bores For Fixation Screw - Type F
5 Parallel Keys, With Taper and Two Step Bore For Fixation Screw - Type H [DIN]
DIN 6885 (H) - 1968 		Parallel Keys, With Taper and Two Step Bore For Fixation Screw - Type H
6 Parallel Keys, Deep Pattern - Type B [DIN]
DIN 6885-1 (B) - 2021 		Parallel Keys, Deep Pattern - Type B
7 Rectangular Key [DIN]
DIN 6880 (B) - 2011 		Rectangular Key
8 Parallel Keys, with Step Bore Fore Fixation Screw - Type C [DIN]
DIN 6885-1 (C) - 2021 		Parallel Keys, with Step Bore Fore Fixation Screw - Type C
9 Parallel Keys, With Taper and One Step Bore For Fixation Screw - Type G [DIN]
DIN 6885-1 (G) - 2021 		Parallel Keys, With Taper and One Step Bore For Fixation Screw - Type G
10 Metric Square And Pectang-Ular Keys [ASME/ANSI]
ASME/ANSI B 18.25.3M - 1998 (R2008) 		Metric Square And Pectang-Ular Keys
11 Parallel Keys, With Taper and One Step Hole For Clamping Sleeve - Type J [DIN]
DIN 6885-1 (J) - 2021 		Parallel Keys, With Taper and One Step Hole For Clamping Sleeve - Type J
12 Rectangular Key [DIN]
DIN 6880 - 1975 		Rectangular Key
13 Parallel Keys, With Taper and One Step Bore For Fixation Screw - Type G [DIN]
DIN 6885 (G) - 1968 		Parallel Keys, With Taper and One Step Bore For Fixation Screw - Type G
14 Parallel Keys,With Step Bore Fore Fixation Screw - Type D [DIN]
DIN 6885 (D) - 1968 		Parallel Keys,With Step Bore Fore Fixation Screw - Type D
15 Parallel Keys, Deep Pattern - Type B [DIN]
DIN 6885 (B) - 1968 		Parallel Keys, Deep Pattern - Type B
16 Flat Rectangular Key [DIN]
DIN 6880 - 1975 		Flat Rectangular Key
17 Parallel Keys, With Two Step Bores For Fixation Screw - Type F [DIN]
DIN 6885 (F) - 1968 		Parallel Keys, With Two Step Bores For Fixation Screw - Type F
18 Metric square keys [ASME/ANSI]
ASME/ANSI B 18.25.1M - 1996 		Metric square keys
19 Parallel Keys,With Step Bore Fore Fixation Screw - Type D [DIN]
DIN 6885-1 (D) - 2021 		Parallel Keys,With Step Bore Fore Fixation Screw - Type D
20 Parallel Keys, With Two Step Bores For Fixation Screw - Type E [DIN]
DIN 6885 (E) - 1968 		Parallel Keys, With Two Step Bores For Fixation Screw - Type E
21 Parallel Keys, With Two Step Bores For Fixation Screw - Type E [DIN]
DIN 6885-1 (E) - 2021 		Parallel Keys, With Two Step Bores For Fixation Screw - Type E
22 Parallel Keys, With Taper and Two Step Bore For Fixation Screw - Type H [DIN]
DIN 6885-1 (H) - 2021 		Parallel Keys, With Taper and Two Step Bore For Fixation Screw - Type H
23 Flat Rectangular Key [DIN]
DIN 6880 (C) - 2011 		Flat Rectangular Key
24 Parallel Keys, With Taper and One Step Hole For Clamping Sleeve - Type J [DIN]
DIN 6885 (J) - 1968 		Parallel Keys, With Taper and One Step Hole For Clamping Sleeve - Type J
25 Parallel Keys, with Step Bore Fore Fixation Screw - Type C [DIN]
DIN 6885 (C) - 1968 		Parallel Keys, with Step Bore Fore Fixation Screw - Type C
26 Metric Interference Fit Flat Key [ASME/ANSI]
ASME/ANSI B 18.25.3M - 1998 		Metric Interference Fit Flat Key
27 Slot stones, loose - Form C [DIN]
DIN 6323 (C) - 2003 		Slot stones, loose - Form C
28 Square Key [DIN]
DIN 6880 - 1975 		Square Key
29 Slot stones, loose - Form A [DIN]
DIN 6323 (A) - 2003 		Slot stones, loose - Form A
30 Thin Parallel Keys [ISO]
ISO 2491 - 1974 		Thin Parallel Keys
31 Slot stones, loose - Form B [DIN]
DIN 6323 (B) - 2003 		Slot stones, loose - Form B
32 Square And Rectangular Keys [GB]
GB 1097 - 1979 		Square And Rectangular Keys
33 Parallel keys - Type I [UNI]
UNI 6605 - 1969 		Parallel keys - Type I
34 Parallel keys - Type VI [UNI]
UNI 6605 - 1969 		Parallel keys - Type VI
35 Square And Rectangular Keys [GB]
GB /T 1097 - 2003 		Square And Rectangular Keys
36 Thin parallel keys [UNI]
UNI 7510 - 1976 		Thin parallel keys
37 Square and Rectangular keys [GB]
GB /T 1096 - 1979 		Square and Rectangular keys
38 Parallel keys - Type IV [UNI]
UNI 6605 - 1969 		Parallel keys - Type IV
39 Parallel keys - Type III [UNI]
UNI 6605 - 1969 		Parallel keys - Type III
40 Square And Rectangular Keys [GB]
GB /T 1096 - 2003 		Square And Rectangular Keys
41 Parallel keys - Type II [UNI]
UNI 6605 - 1969 		Parallel keys - Type II
42 Parallel keys - Type V [UNI]
UNI 6605 - 1969 		Parallel keys - Type V
43 Flat key [UNI]
UNI 6604 - 1969 		Flat key
44 Sguare And Rectangular Thin Keys [GB]
GB 1567 - 1979 		Sguare And Rectangular Thin Keys
45 Sguare And Rectangular Thin Keys [GB]
GB /T 1567 - 2003 		Sguare And Rectangular Thin Keys
46 Keys couplings with prismatic Keys [GOST]
GOST 23360 - 1978 		Keys couplings with prismatic Keys
47 Type A - Keys with both ends round [IS]
IS 2048 (A) - 1983 		Type A - Keys with both ends round
48 Type B - Keys with both ends square [IS]
IS 2048 (B) - 1983 		Type B - Keys with both ends square
49 Type C - keys with both ends round with hole for one retaining screw [IS]
IS 2048 (C) - 1983 		Type C - keys with both ends round with hole for one retaining screw
50 Type D - keys with both ends square with hole for one retaining screw [IS]
IS 2048 (D) - 1983 		Type D - keys with both ends square with hole for one retaining screw
51 Type E - Keys with both ends round with holes for two retaining screws [IS]
IS 2048 (E) - 1983 		Type E - Keys with both ends round with holes for two retaining screws
52 Type F - Keys with both ends square with holes for two retaining screws [IS]
IS 2048 (F) - 1983 		Type F - Keys with both ends square with holes for two retaining screws
53 Type G - keys with both ends square with chamfer and hole for one retaining screw [IS]
IS 2048 (G) - 1983 		Type G - keys with both ends square with chamfer and hole for one retaining screw
54 Type H - Keys with both ends square with chamfer and holes for two retaining screws [IS]
IS 2048 (H) - 1983 		Type H - Keys with both ends square with chamfer and holes for two retaining screws
55 Type J - keys with both ends square with chamfer and hole for one spring dowel sleeve [IS]
IS 2048 (J) - 1983 		Type J - keys with both ends square with chamfer and hole for one spring dowel sleeve