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Push Thumb Screws

Lyn-Tron's Push Thumb Screws come in all common threads and several thread lengths. The high-quality knurl allows for an easy grip to tighten these screws into place by hand, but have also been used for their decorative and unique appearance.

Push Thumb Screws are often used in place of traditional screws and fasteners to allow for installation without tools, either due to tools being inaccessible or to prevent damage caused by excessive torquing. The Lyn-Tron push type of thumb screw has a smaller diameter head for added space savings and can provide clearance for other moving components in an assembly. These components can be used in a wide variety of products, materials, and builds and are an excellent way to provide frequent and quick access for cleaning, maintenance, or monitoring operations.

Types of Push Thumb Screw Products

Lyn-Tron offers push thumb screws in several materials and in multiple lengths, diameters, thread, and head sizes for a wide range of applications and products.

We provide push thumb screws in:

  • Brass screws
  • Stainless steel screws
  • Steel thumb screws

Contact Us for Help to Shop Thumb Screws or Lyn-Tron's Custom Services

Lyn-Tron has been manufacturing electronic components and hardware item supplies for various sorts of equipment and products for over 50 years! All Lyn-Tron electronic hardware is made in the USA and held to the highest quality standards.

Contact us today if you have any questions about selecting push thumb screws for your project or products, our services, or any specs, or would like to request us to create custom parts or OEM-designed hardware manufactured to your print.

M3.5x0.6 Push Thumb Screws

16mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5500 Brass 4.5mm 9mm M3.5x0.6 16mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M3.5x0.6
  • Thread Length: 16mm

19mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5501 Brass 4.5mm 9mm M3.5x0.6 19mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M3.5x0.6
  • Thread Length: 19mm

22mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5502 Brass 4.5mm 9mm M3.5x0.6 22mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M3.5x0.6
  • Thread Length: 22mm

25mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5503 Brass 4.5mm 9mm M3.5x0.6 25mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M3.5x0.6
  • Thread Length: 25mm

29mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5504 Brass 4.5mm 9mm M3.5x0.6 29mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M3.5x0.6
  • Thread Length: 29mm

31mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5505 Brass 4.5mm 9mm M3.5x0.6 31mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M3.5x0.6
  • Thread Length: 31mm

34mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5506 Brass 4.5mm 9mm M3.5x0.6 34mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M3.5x0.6
  • Thread Length: 34mm

37mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5507 Brass 4.5mm 9mm M3.5x0.6 37mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M3.5x0.6
  • Thread Length: 37mm

40mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5508 Brass 4.5mm 9mm M3.5x0.6 40mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M3.5x0.6
  • Thread Length: 40mm

43mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5509 Brass 4.5mm 9mm M3.5x0.6 43mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M3.5x0.6
  • Thread Length: 43mm

46mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5510 Brass 4.5mm 9mm M3.5x0.6 46mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M3.5x0.6
  • Thread Length: 46mm

49mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5511 Brass 4.5mm 9mm M3.5x0.6 49mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M3.5x0.6
  • Thread Length: 49mm

M4.0x0.7 Push Thumb Screws

16mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5512 Brass 4.5mm 9mm M4.0x0.7 16mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M4.0x0.7
  • Thread Length: 16mm

19mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5513 Brass 4.5mm 9mm M4.0x0.7 19mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M4.0x0.7
  • Thread Length: 19mm

22mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5514 Brass 4.5mm 9mm M4.0x0.7 22mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M4.0x0.7
  • Thread Length: 22mm

25mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5515 Brass 4.5mm 9mm M4.0x0.7 25mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M4.0x0.7
  • Thread Length: 25mm

29mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5516 Brass 4.5mm 9mm M4.0x0.7 29mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M4.0x0.7
  • Thread Length: 29mm

31mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5517 Brass 4.5mm 9mm M4.0x0.7 31mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M4.0x0.7
  • Thread Length: 31mm

34mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5518 Brass 4.5mm 9mm M4.0x0.7 34mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M4.0x0.7
  • Thread Length: 34mm

37mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5519 Brass 4.5mm 9mm M4.0x0.7 37mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M4.0x0.7
  • Thread Length: 37mm

40mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5520 Brass 4.5mm 9mm M4.0x0.7 40mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M4.0x0.7
  • Thread Length: 40mm

43mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5521 Brass 4.5mm 9mm M4.0x0.7 43mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M4.0x0.7
  • Thread Length: 43mm

46mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5522 Brass 4.5mm 9mm M4.0x0.7 46mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M4.0x0.7
  • Thread Length: 46mm

49mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5523 Brass 4.5mm 9mm M4.0x0.7 49mm
  • Material: Brass
  • Head Diameter: 4.5mm
  • Head Length: 9mm
  • Male Thread: M4.0x0.7
  • Thread Length: 49mm

M5.0x0.8 Push Thumb Screws

16mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5524 Brass 6.5mm 13mm M5.0x0.8 16mm
  • Material: Brass
  • Head Diameter: 6.5mm
  • Head Length: 13mm
  • Male Thread: M5.0x0.8
  • Thread Length: 16mm

19mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5525 Brass 6.5mm 13mm M5.0x0.8 19mm
  • Material: Brass
  • Head Diameter: 6.5mm
  • Head Length: 13mm
  • Male Thread: M5.0x0.8
  • Thread Length: 19mm

22mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5526 Brass 6.5mm 13mm M5.0x0.8 22mm
  • Material: Brass
  • Head Diameter: 6.5mm
  • Head Length: 13mm
  • Male Thread: M5.0x0.8
  • Thread Length: 22mm

25mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5527 Brass 6.5mm 13mm M5.0x0.8 25mm
  • Material: Brass
  • Head Diameter: 6.5mm
  • Head Length: 13mm
  • Male Thread: M5.0x0.8
  • Thread Length: 25mm

29mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5528 Brass 6.5mm 13mm M5.0x0.8 29mm
  • Material: Brass
  • Head Diameter: 6.5mm
  • Head Length: 13mm
  • Male Thread: M5.0x0.8
  • Thread Length: 29mm

31mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5529 Brass 6.5mm 13mm M5.0x0.8 31mm
  • Material: Brass
  • Head Diameter: 6.5mm
  • Head Length: 13mm
  • Male Thread: M5.0x0.8
  • Thread Length: 31mm

34mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5530 Brass 6.5mm 13mm M5.0x0.8 34mm
  • Material: Brass
  • Head Diameter: 6.5mm
  • Head Length: 13mm
  • Male Thread: M5.0x0.8
  • Thread Length: 34mm

37mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5531 Brass 6.5mm 13mm M5.0x0.8 37mm
  • Material: Brass
  • Head Diameter: 6.5mm
  • Head Length: 13mm
  • Male Thread: M5.0x0.8
  • Thread Length: 37mm

40mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5532 Brass 6.5mm 13mm M5.0x0.8 40mm
  • Material: Brass
  • Head Diameter: 6.5mm
  • Head Length: 13mm
  • Male Thread: M5.0x0.8
  • Thread Length: 40mm

43mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5533 Brass 6.5mm 13mm M5.0x0.8 43mm
  • Material: Brass
  • Head Diameter: 6.5mm
  • Head Length: 13mm
  • Male Thread: M5.0x0.8
  • Thread Length: 43mm

46mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5534 Brass 6.5mm 13mm M5.0x0.8 46mm
  • Material: Brass
  • Head Diameter: 6.5mm
  • Head Length: 13mm
  • Male Thread: M5.0x0.8
  • Thread Length: 46mm

49mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5535 Brass 6.5mm 13mm M5.0x0.8 49mm
  • Material: Brass
  • Head Diameter: 6.5mm
  • Head Length: 13mm
  • Male Thread: M5.0x0.8
  • Thread Length: 49mm

M6.0x1.0 Push Thumb Screws

16mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5536 Brass 8mm 13mm M6.0x1.0 16mm
  • Material: Brass
  • Head Diameter: 8mm
  • Head Length: 13mm
  • Male Thread: M6.0x1.0
  • Thread Length: 16mm

19mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5537 Brass 8mm 13mm M6.0x1.0 19mm
  • Material: Brass
  • Head Diameter: 8mm
  • Head Length: 13mm
  • Male Thread: M6.0x1.0
  • Thread Length: 19mm

22mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5538 Brass 8mm 13mm M6.0x1.0 22mm
  • Material: Brass
  • Head Diameter: 8mm
  • Head Length: 13mm
  • Male Thread: M6.0x1.0
  • Thread Length: 22mm

25mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5539 Brass 8mm 13mm M6.0x1.0 25mm
  • Material: Brass
  • Head Diameter: 8mm
  • Head Length: 13mm
  • Male Thread: M6.0x1.0
  • Thread Length: 25mm

29mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5540 Brass 8mm 13mm M6.0x1.0 29mm
  • Material: Brass
  • Head Diameter: 8mm
  • Head Length: 13mm
  • Male Thread: M6.0x1.0
  • Thread Length: 29mm

31mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5541 Brass 8mm 13mm M6.0x1.0 31mm
  • Material: Brass
  • Head Diameter: 8mm
  • Head Length: 13mm
  • Male Thread: M6.0x1.0
  • Thread Length: 31mm

34mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5542 Brass 8mm 13mm M6.0x1.0 34mm
  • Material: Brass
  • Head Diameter: 8mm
  • Head Length: 13mm
  • Male Thread: M6.0x1.0
  • Thread Length: 34mm

37mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5543 Brass 8mm 13mm M6.0x1.0 37mm
  • Material: Brass
  • Head Diameter: 8mm
  • Head Length: 13mm
  • Male Thread: M6.0x1.0
  • Thread Length: 37mm

40mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5544 Brass 8mm 13mm M6.0x1.0 40mm
  • Material: Brass
  • Head Diameter: 8mm
  • Head Length: 13mm
  • Male Thread: M6.0x1.0
  • Thread Length: 40mm

43mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5545 Brass 8mm 13mm M6.0x1.0 43mm
  • Material: Brass
  • Head Diameter: 8mm
  • Head Length: 13mm
  • Male Thread: M6.0x1.0
  • Thread Length: 43mm

46mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5546 Brass 8mm 13mm M6.0x1.0 46mm
  • Material: Brass
  • Head Diameter: 8mm
  • Head Length: 13mm
  • Male Thread: M6.0x1.0
  • Thread Length: 46mm

49mm

Part Number Material Head Diameter Head Length Male Thread Thread Length Details
BR5547 Brass 8mm 13mm M6.0x1.0 49mm
  • Material: Brass
  • Head Diameter: 8mm
  • Head Length: 13mm
  • Male Thread: M6.0x1.0
  • Thread Length: 49mm