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M-Bulb Rivets

Clamp-Type Bulbing · Extreme Shear • Ø d = 4.8 – 7.9 mm

Engineering Overview

A unique, clamp-type fastener offering high shear strength in specific applications. Its bulbing action during installation spreads the load over more surface area, supplying a stronger, longer-lasting connection, while offering superior blind side strength.

PRODUCT PHOTOØ d = 4.8 – 7.9 mm
M-Bulb Rivets
Applications
Materials
  • • High-Shear Sheet Metal
  • • Transportation Superstructures
  • • Heavy HVAC & Enclosures
  • • ST/ST (Steel / Steel)
Dimensional CAD Reference • M-Bulb RivetsUnit: mm
Official CAD dimensional blueprint for M-Bulb Rivets
A: Sleeve Ø
B: Head Ø
C: Head Height
D: Sleeve Length
E: Total Length
Installed: Blind-Side Lock
Size / Part NoGrip Range (mm)Headdk / k (mm)dm / PminTensile / Shear (N)
Ø4.8 × 16.5 (MLP-R6-M2)1.2 – 2.8Protruding9.9 / 2.63.1 / 20ST/ST: 4700N / 8700N
Ø4.8 × 17.5 (MLP-R6-M3)2.2 – 3.8Protruding9.9 / 2.63.1 / 20ST/ST: 4700N / 8700N
Ø4.8 × 18.5 (MLP-R6-M4)3.2 – 4.8Protruding9.9 / 2.63.1 / 20ST/ST: 4700N / 8700N
Ø4.8 × 19.5 (MLP-R6-M5)4.2 – 5.8Protruding9.9 / 2.63.1 / 20ST/ST: 4700N / 8700N
Ø4.8 × 20.5 (MLP-R6-M6)5.2 – 6.8Protruding9.9 / 2.63.1 / 20ST/ST: 4700N / 8700N
Ø4.8 × 21.5 (MLP-R6-M7)6.2 – 7.8Protruding9.9 / 2.63.1 / 20ST/ST: 4700N / 8700N
Ø4.8 × 22.5 (MLP-R6-M8)7.2 – 8.8Protruding9.9 / 2.63.1 / 20ST/ST: 4700N / 8700N
Ø4.8 × 24.5 (MLP-R6-M10)9.2 – 10.8Protruding9.9 / 2.63.1 / 20ST/ST: 4700N / 8700N
Ø6.4 × 21 (MLP-R8-M2)1.5 – 3.5Protruding13.4 / 3.24.1 / 24ST/ST: 8500N / 15600N
Ø6.4 × 22 (MLP-R8-M3)2.8 – 4.8Protruding13.4 / 3.24.1 / 24ST/ST: 8500N / 15600N
Ø6.4 × 23 (MLP-R8-M4)3.8 – 5.8Protruding13.4 / 3.24.1 / 24ST/ST: 8500N / 15600N
Ø6.4 × 24 (MLP-R8-M5)4.8 – 6.8Protruding13.4 / 3.24.1 / 24ST/ST: 8500N / 15600N
Ø6.4 × 26 (MLP-R8-M7)6.8 – 8.8Protruding13.4 / 3.24.1 / 24ST/ST: 8500N / 15600N
Ø6.4 × 28 (MLP-R8-M9)8.8 – 10.8Protruding13.4 / 3.24.1 / 24ST/ST: 8500N / 15600N
Ø6.4 × 31 (MLP-R8-M12)11.8 – 13.8Protruding13.4 / 3.24.1 / 24ST/ST: 8500N / 15600N
Ø6.4 × 34 (MLP-R8-M15)14.8 – 16.8Protruding13.4 / 3.24.1 / 24ST/ST: 8500N / 15600N
Ø7.9 × 28.5 (MLP-R10-3)3.8 – 6.4Protruding16.8 / 3.95.2 / 28ST/ST: 13200N / 22200N
Ø7.9 × 29.8 (MLP-R10-4)5.1 – 7.6Protruding16.8 / 3.95.2 / 28ST/ST: 13200N / 22200N
Ø7.9 × 31.1 (DLP-R10-5)6.4 – 8.9Protruding16.8 / 3.95.2 / 28ST/ST: 13200N / 22200N
Ø7.9 × 32.4 (MLP-R10-6)7.6 – 10.2Protruding16.8 / 3.95.2 / 28ST/ST: 13200N / 22200N
Ø7.9 × 35 (MLP-R10-8)10.2 – 12.7Protruding16.8 / 3.95.2 / 28ST/ST: 13200N / 22200N
Ø7.9 × 37.6 (MLP-R10-10)12.7 – 15.2Protruding16.8 / 3.95.2 / 28ST/ST: 13200N / 22200N