About Us Pricing Terms of Use FAQ Contact Us
| 简体 | 繁體 |
English Deutsch Français 日本語 Italiano Español 한어 Português Русский بالعربية Türkçe

Click Specification

Unit:mm

12-spline Flange Bolts

JB /T 6686 - 1993

Display drawing:

机械行业JB /T6686 - 1993 JB6686 6686JB 12-spline Flange Bolts
Download CAD Model
Calculate weight and price. Weight 1000 pcs : kg x $ per kg = $ 1000 pcs
Default density g/cm3
×

Choose materials based on density.(g/cm3)

  • Carbon Steel 7.85
  • Stainless Steel 8.1
  • Stainless Steel 7.95
  • Stainless Steel 7.7
  • Titanium Alloy 4.5
  • Aluminum Alloy 2.8
  • Copper 8.89


Select here or enter material density on the calculation page.
Nominal Length L Tips:seclect Nominal Length L and get Weight Thread length.
Screw Thread
d
M6 M8 M10 M12 (M14) M16 (M18) M20 (M22) M24
P Pitch
c max
min
dc max
min
ds max
min
e min
k Nominal Size
max
min
s max
min
r max
min
z
1 1.25 1.5 1.75 2 2 2.5 2.5 2.5 3
1.9 2.14 3.52 4.35 5.15 5.94 6.91 6.82 6.54 7.98
1.65 1.89 3.22 4.05 4.79 5.58 6.55 6.46 5.9 7.35
9.5 12.6 14.3 19 21.4 23.8 26.2 28.6 33.3 38.1
9.14 12.17 13.87 18.48 20.88 23.28 25.68 28.08 32.68 37.48
6 8 10 12 14 16 18 20 22 24
5.85 7.85 9.85 11.82 13.82 15.82 17.82 19.79 21.79 23.79
8.1 9.2 11.5 13.8 16.2 19.6 21.9 21.9 25.4 27.7
6.4 8 9.5 12.7 15 15.9 18 19 22.2 25.4
6.51 8.11 9.61 12.83 15.13 16.03 18.13 19.16 22.36 25.56
6.29 7.89 9.39 12.57 14.87 15.77 17.87 18.84 22.04 25.24
7 8 10 12 14 17 19 19 22 24
6.85 7.85 9.85 11.82 13.82 16.82 18.79 18.79 21.79 23.79
0.4 0.4 0.5 0.8 0.8 0.8 1 1 1 1.2
0.28 0.28 0.38 0.55 0.55 0.55 0.75 0.75 0.75 0.95
1 1.2 1.5 2 2 2 2.5 2.5 2.5 3
Weight of per 1000 steel products(≈kg)
- - - - - - - - - -
Length of Thread b
- - - - - - - - - -
Screw Thread
d
(M27) M30 (M33) M36 (M39) M42 (M45) M48 (M52)
P Pitch
c max
min
dc max
min
ds max
min
e min
k Nominal Size
max
min
s max
min
r max
min
z
3 3.5 3.5 4 4 4.5 4.5 5 5
7.98 9.21 9.62 10.82 12.71 12.56 15.65 16.1 16.1
7.35 8.78 9.19 10.39 12.28 12.13 15.13 15.58 15.58
38.1 42.8 47.5 52.3 57 61.7 66.5 76 76
37.48 42.18 46.88 51.56 56.26 60.96 65.76 75.26 75.26
27 30 33 36 39 42 45 48 52
26.79 29.79 32.75 35.75 38.75 41.75 44.75 47.75 51.7
27.7 34.6 36.9 41.6 47.3 47.3 53.1 57.7 57.7
25.4 28.7 31.8 35 38.1 41.2 44.5 50.8 50.8
25.56 28.96 32 35.2 38.3 41.4 44.7 51.03 51.03
25.24 28.54 31.6 34.8 37.9 41 44.3 50.57 50.57
24 30 32 36 41 41 46 50 50
23.79 29.79 31.75 35.75 40.75 40.75 45.75 49.75 49.75
1.2 1.4 1.6 1.6 1.8 1.8 2 2.2 2.2
0.95 1.15 1.35 1.35 1.55 1.55 1.75 1.82 1.82
4 4 4 5 5 5 6 6 6
Weight of per 1000 steel products(≈kg)
- - - - - - - - -
Length of Thread b
- - - - - - - - -
①,d1 ≈ 0.95s
Send Inquiry

Similar Standards

1 12-Point Flange Head Screws (12.9 / ASTM F468M) [ASME]
ASME B 18.2.5M - 2013 		12-Point Flange Head Screws (12.9 / ASTM F468M)

View Suppliers
2 12-Point Flange Head Screws (12.9 / ASTM F468M) [ASME]
ASME B 18.2.5M - 2009 		12-Point Flange Head Screws (12.9 / ASTM F468M)

View Suppliers
3 Flange 12-Point Screws [IFI]
IFI 115 - 2002 		Flange 12-Point Screws

View Suppliers
4 Aerospace - Bolts, Normal Spline Head, Normal Shank, Short or Medium Length MJ Threads, Metallic Material, Coated or Uncoated, Strength Classes Less Than or Equal to 1100 MPa [ISO]
ISO 9255 - 2008 		Aerospace - Bolts, Normal Spline Head, Normal Shank, Short or Medium Length MJ Threads, Metallic Material, Coated or Uncoated, Strength Classes Less Than or Equal to 1100 MPa
5 Aerospace; Bihexagonal Head Bolts, Close Tolerance, with Mj-thread, Short Thread Length, In Titanium Alloy; Nominal Tensile Strength 1100 Mpa, for Temperatures up to 315 °c [DIN]
DIN 65438 - 1993 		Aerospace; Bihexagonal Head Bolts, Close Tolerance, with Mj-thread, Short Thread Length, In Titanium Alloy; Nominal Tensile Strength 1100 Mpa, for Temperatures up to 315 °c
6 Aerospace Series - Bolts, Large Bihexagonal Head, Close Tolerance Normal Shank, Medium Length Thread, in Heat Resisting Nickel Base Alloy, Passivated - Classfication: 1550 MPa (at Ambient Temperature)/315℃ [EN]
EN 2874 - 1996 		Aerospace Series - Bolts, Large Bihexagonal Head, Close Tolerance Normal Shank, Medium Length Thread, in Heat Resisting Nickel Base Alloy, Passivated - Classfication: 1550 MPa (at Ambient Temperature)/315℃
7 Aerospace - Bolts, Large Bihexagonal Head, Normal Shank, Short or Medium Length MJ Threads, Metallic Material, Coated or Uncoated, Strength Classes 1250 Mpa to 1800 Mpa [ISO]
ISO 3186 - 2008 		Aerospace - Bolts, Large Bihexagonal Head, Normal Shank, Short or Medium Length MJ Threads, Metallic Material, Coated or Uncoated, Strength Classes 1250 Mpa to 1800 Mpa
8 Metric 12-spline Flange Screws [ASME]
ASME B 18.2.7.1M - 2002 (R2009) 		Metric 12-spline Flange Screws
9 Metric 12-Spline Flange Screws [ASME]
ASME B 18.2.7.1M - 2002 (R2007) 		Metric 12-Spline Flange Screws
10 Wheel Bolts - Type D, E [DIN]
DIN 74361 - 2 (D, E) - 1982 		Wheel Bolts - Type D, E
11 Ball Collar Screw - Type G [DIN]
DIN 74361 - 2 (G) - 2008 		Ball Collar Screw - Type G
12 Aerospace - Bolts, Normal Spline Head, Normal or Pitch Diameter Shank, Long Length MJ Threads, Metallic Material, Coated or Uncoated, Strength Classes Less Than or Equal to 1100 MPa [ISO]
ISO 9254 - 1993 		Aerospace - Bolts, Normal Spline Head, Normal or Pitch Diameter Shank, Long Length MJ Threads, Metallic Material, Coated or Uncoated, Strength Classes Less Than or Equal to 1100 MPa
13 Center Rid 2nd Class Bolts of Automobiles [JIS]
JIS /JASO C 610 (T2) - 1979 		Center Rid 2nd Class Bolts of Automobiles
14 Center Rib 1st Class Bolts of Automobiles [JIS]
JIS /JASO C 610 (T1) - 1979 		Center Rib 1st Class Bolts of Automobiles
15 Center Rid 3rd Class Bolts of Automobiles [JIS]
JIS /JASO C 610 (T3) - 1979 		Center Rid 3rd Class Bolts of Automobiles
16 Bolt, Machine-double Hexagon Extended Washer Head. Corrosion and Heat Resistant Steel. UNS S66286 130 KSI Min. 1900-32 UNJF-3A [SAE]
SAE AS 9556 (C) - 2007 		Bolt, Machine-double Hexagon Extended Washer Head. Corrosion and Heat Resistant Steel. UNS S66286 130 KSI Min. 1900-32 UNJF-3A
17 (R) Bolt, Machine - Double Hexagon Extended Washer Head, PD Shank, CRES, UNS N07718, 185 KSI Min, .1900-32 UNJF-3A [SAE]
SAE AS 3236 (B) - 2002 		(R) Bolt, Machine - Double Hexagon Extended Washer Head, PD Shank, CRES, UNS N07718, 185 KSI Min, .1900-32 UNJF-3A
18 Bihexagonal Head Bolts with Flange [SAE]
SAE J 58 - 1998 		Bihexagonal Head Bolts with Flange
19 Bolt, Machine-Double Hex Extended Washed Head, Drilled, PD Shank, MS 5662, 0.1900-32 UNJF-3A [SAE]
SAE AS 3243 - 1980 		Bolt, Machine-Double Hex Extended Washed Head, Drilled, PD Shank, MS 5662, 0.1900-32 UNJF-3A