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BL

Perpendicular
The holder made of high strength zinc alloy is connected perpendicularly to the shank incorporated with a ball.
With a grease pocket formed on the top and bottom of the spherical area, this model achieves high lubricity and high wear resistance.
*THK standard link balls are for machine applications only. The products listed below are not recommended for automotive applications.
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*Please contact THK if you need more than available quantity or out of stock items
Attributes Part Number Online Store
Unit Price (USD)
Quantity Days to Ship Item Total
Holder Thread Direction: Right-Hand
Thread Size (mm): M4 x 0.7
BL4DA
Days to Ship: 3 - 4 weeks
Holder Thread Direction: Left-Hand
Thread Size (mm): M4 x 0.7
BL4DAL
Days to Ship: 3 - 4 weeks
Holder Thread Direction: Right-Hand
Thread Size (mm): M5 x 0.8
BL5DA
Days to Ship: 3 - 4 weeks
Holder Thread Direction: Left-Hand
Thread Size (mm): M5 x 0.8
BL5DAL
Days to Ship: 3 - 4 weeks
Holder Thread Direction: Right-Hand
Thread Size (mm): M6 x 1
BL6D
Days to Ship: 1 - 3 days
Holder Thread Direction: Left-Hand
Thread Size (mm): M6 x 1
BL6DL
Days to Ship: 1 - 3 days
Holder Thread Direction: Right-Hand
Thread Size (mm): M8 x 1.25
BL8D
Days to Ship: 1 - 3 days
Holder Thread Direction: Left-Hand
Thread Size (mm): M8 x 1.25
BL8DL
Days to Ship: 1 - 3 days
Holder Thread Direction: Right-Hand
Thread Size (mm): M10 x 1.5
BL10BD
Days to Ship: 1 - 3 days
Holder Thread Direction: Left-Hand
Thread Size (mm): M10 x 1.5
BL10BDL
Days to Ship: 1 - 3 days
Holder Thread Direction: Right-Hand
Thread Size (mm): M10 x 1.25
BL10D
Days to Ship: 3 - 4 weeks
Holder Thread Direction: Left-Hand
Thread Size (mm): M10 x 1.25
BL10DL
Days to Ship: 3 - 4 weeks
Holder Thread Direction: Right-Hand
Thread Size (mm): M12 x 1.75
BL12BD
Days to Ship: 1 - 3 days
Holder Thread Direction: Left-Hand
Thread Size (mm): M12 x 1.75
BL12BDL
Days to Ship: 1 - 3 days
Holder Thread Direction: Right-Hand
Thread Size (mm): M12 x 1.25
BL12D
Days to Ship: 3 - 4 weeks
Holder Thread Direction: Left-Hand
Thread Size (mm): M12 x 1.25
BL12DL
Days to Ship: 3 - 4 weeks
Holder Thread Direction: Right-Hand
Thread Size (mm): M14 x 2
BL14BD
Days to Ship: 3 - 4 weeks
Holder Thread Direction: Left-Hand
Thread Size (mm): M14 x 2
BL14BDL
Days to Ship: 1 - 3 days
Holder Thread Direction: Right-Hand
Thread Size (mm): M14 x 1.5
BL14D
Holder Thread Direction: Left-Hand
Thread Size (mm): M14 x 1.5
BL14DL
Days to Ship: 3 - 4 weeks
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Model No. Outer dimensions ThreadedS1JIS Class 2 Holder dimensions Ball shank dimensions Ball diameterDa Permissible tilt angles2θ° Applied static loadCs Yield point strengthPk Mass
LengthL DiameterD HeightM L1 l L2 D1 D2 W0-0.3 d2h9 M1 M2±0.3 l1 HexagonB0-0.3 d4
mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm degree N N g
BL4DA24.51320M4×0.718847.59.584157678.17.93840451013707
BL5DA34.51526.7M5×0.8271549121052110889.29.525406470225012
BL6D381632.6M6×13016510131162611111011.611.112409900392026
BL8D45.51938.6M8×1.253619612.5161483114121213.812.74012500657049
BL10D55.52546.3M10×1.254323714.51917103717151416.215.87540183001130087
BL10BD55.52552.3M10×1.54323714.51917104317211416.215.87540183001130090
BL12D64.52952.7M12×1.255026817.52219124219171719.619.05402670016400143
BL12BD64.52959.7M12×1.755026817.52219124919241719.619.05402670016400148
BL14D743468.4M14×1.5573010202522145621.5221921.922.225403640019800235
BL14BD743474.4M14×2573010202522146221.5281921.922.225403640019800245
BL16D833874M16×1.5643411222724166023.5232225.422.225303640026900315
BL16BD833880M16×2643411222724166623.5292225.422.225303640026900325
Note: Model BL-A is only available in size 4 and 5.For more detailed specifications, please download the Product Catalog with the link in the Downloads section of this product page.
Model Size Thread Boot Holder material Screw
BL 16 B D    
BL 4 No symbol : Fine thread1 D : With boot attached2 A : A-1 alloy (for sizes 4 and 5) No symbol : Right-hand thread
  5 B : Coarse thread   No symobol : High strength zinc alloy (for sizes 6 to 16) L : Left-hand thread3
  6
  8
  10
  12
  14
  16
Note 1: Fine thread for automotive applications Note 2: No model is available without a boot Note 3: Applies to holder unit, shank side is always right-handed thread