selfdrillingheading

Unslotted Indented Hex Washer Head, 4 pt, Strong-Shield Coated w/Bonded NEO-EPDM Washer

Material Application: Attaches metal to metal.

Size Pt Bulk Part No Bulk Qty Lbs* Drill Cap (in.) Washer 5lb Part No 5lb Qty 1lb Part No 1lb Qty
12-24 x 7/8 4 HA4C 3M 38 .125 – .250 9/16” O.D. HA4CV 400 HA4CI 80
*Carton weights are approximate and may vary.

Specifications

strongshield

  • Meets ASTM C 1513 for cold-formed steel framing connections
  • Meets F.I.P.-1000.7 for torsional strength & drill speed
  • Manufactured to SAE J78 for dimensional specifications
  • Meets ASTM A 510 for carbon steel manufacturing
  • ACQ compatible
  • Rust/Acid rain protection
  • Strong-Shield coating exceeds 1,000/hr. salt spray resistance

Test Results

Pullout Values (Avg. Lbs.)
Fastener Steel Gauge
Size Pt 20 18 16 14 12 1/8 3/16 1/4
12-24 4 959 1489 2371 3384 3732
Shear Values (Avg. Lbs.)
Fastener Steel Gauge (Lapped)
Size Pt 20 18 16 14 12 1/8 3/16 1/4
12-24 4 1989 1972
The values listed are averages achieved under laboratory conditions and imply no warranty. Appropriate safety factors should be applied to these values for design purposes.