5/16"-18 X 1-1/2" Tamper Resistant Machine Screws | Truss Head | Spanner Drive | 18/8 Stainless Steel (100/Pkg.)
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5/16"-18 X 1-1/2" Tamper Resistant Machine Screws | Truss Head | Spanner Drive | 18/8 Stainless Steel (100/Pkg.)

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5/16"-18 X 1-1/2" Tamper Resistant Machine Screws | Truss Head | Spanner Drive | 18/8 Stainless Steel (100/Pkg.)

Mutual ScrewSKU: 1.516112TS
Price:
$122.23per 100( $1.22 each)
Pieces 100
Measurement type Inch
Thread size 5/16-18
Length 1-1/2
Material 18/8 Stainless Steel
Grade 18/8
Finish Plain
Drive Spanner
Head style Truss
Threads per inch 18
Weight 1.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Industrial-grade fastener designed for secure mounting in enclosures, equipment housings, and panel assemblies.

The truss head provides a broad, low-profile seating, while the spanner drive enables precise torque and a clean appearance when used with compatible tooling.

Specs

  • Dimensions: Thread size 5/16-18 UNC; overall length 1-1/2 inches
  • Finish: Bright stainless
  • Drive type: Spanner drive
  • Material grade: AISI 304 stainless steel (18/8)
  • Thread type: UNC

Features

  • Corrosion resistance: 18/8 stainless steel (AISI 304) offers robust protection in outdoor, damp, and aggressive environments.
  • Head geometry: Truss head yields a broad, low-profile seating for flush panel integration and a neat finish.
  • Drive engagement: Spanner drive provides secure seating with smooth torque transfer when paired with the correct tooling.
  • Applications: Ideal for enclosures, equipment housings, cabinetry, electronics assembly, and outdoor installations requiring durable fasteners.
  • Installation reliability: Coarse UNC thread with consistent pitch supports dependable fastening in high-cycle or vibration-prone assemblies.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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