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USER MANUAL HTB-3 HILTI
ECONOMICAL METAL ANCHOR FOR DRYWALL AND HOLLOW BLOCK
Hollow wall metal anchor HTB-3 technical supplement
PRODUCT DESCRIPTION
The Hilti hollow wall anchor HTB-3 consists of a metal channel threaded to accept a machine bolt, and a plastic leg with a locking cap to provide a reliable fastening point for anchoring to drywall and hollow block walls.
PRODUCT FEATURES
- Plastic leg and locking cap facilitate fastening in a wide range of drywall and hollow wall materials up to 3" thick.
- Spring type mechanism helps ensure the metal channel engages the base material, making installation easy every time.
- Metal teeth increase grip on the base material to prevent metal channel from spinning during installation.
- Remains mounted in the wall without screw for convenient handling, installation, and screw removal and replacement.
- Comprehensive offering with and without machine screws.
MATERIAL SPECIFICATIONS
| Part | Material |
| Metal channel | Carbon steel galvanized to 5 microns |
| Cap washer | Polyamide |
| Leg | Polystyrene |
| Screw | Carbon steel galvanized to 5 microns |
INSTALLATION PARAMETERS
| Setting Information | Symbol | Units | Nominal Screw Diameter (in) | ||
| 3/16 | 1/4 | 3/8 | |||
| Nominal drill bit diameter | d0 | in. | 1/2 | 1/2 | 3/4 |
| Minimum thickness of drywall | hmin | in.(mm) | 1/2(12.7) | ||
| Minimum face shell thicknessof hollow CMU1 | hmin | in.(mm) | 1-1/4(32) | ||
| Maximum thickness of wall | hmax | in.(mm) | 3(76) | ||
| Minimum space of cavity | scavity | in.(mm) | 2-3/8(60) | ||
| Screw length | in.(mm) | 1/2 + h + tfix (12 + h + tfix) | |||
| Installation torque | Tinst | ft-lb(Nm) | 2(3) | 4(5) | 6(8) |
1 Applicable for nominal 8" x 8" x 16" lightweight, medium-weight or normal-weight concrete masonry units conforming to ASTM C90.
TECHNICAL DATA
| Allowable Loads For Hilti HTB-3 Hollow Wall Anchor1 | ||||||
| Nominal Anchor Diameter (in) | 1/2" Drywall | 5/8" Drywall | 8" Hollow Concrete Block2 | |||
| Tension lb (kN) | Shear lb (kN) | Tension lb (kN) | Shear lb (kN) | Tension lb (kN) | Shear lb (kN) | |
| 3/16 | 55(0.2) | 70(0.3) | 85(0.4) | 120(0.5) | 220(1.0) | 255(1.1) |
| 1/4 | 55(0.2) | 70(0.3) | 85(0.4) | 120(0.5) | 220(1.0) | 310(1.4) |
| 3/8 | 55(0.2) | 90(0.4) | 85(0.4) | 120(0.5) | 220(1.0) | 600(2.7) |
1 Loads based on a factor of safety of four.
2 Values are for nominal 8" x 8" x 16" lightweight, medium-weight or normal-weight concrete masonry units conforming to ASTM C90 with f'm = 1,500 psi minimum.
INSTALLATION INSTRUCTIONS
Installation Instructions For Use (IFU) are included with each product package. They can also be viewed or downloaded online at www.hilti.com (US) and www.hilti.ca (Canada). Because of the possibility of changes, always verify that downloaded IFU are current when used. Proper installation is critical to achieve full performance. Training is available on request. Contact Hilti Technical Services for applications and conditions not addressed in the IFU.
ORDERING INFORMATION
| Description | Machine Screw Diameter (in.) | Machine Screw Length (in.) | Bit Diameter (in.) |
| HTB-3-S Anchor 3/16" SRH 1 | 3/16 | 2-1/2 | 1/2 |
| HTB-3-S Anchor 3/16" PH 2 | 3/16 | 2-1/2 | 1/2 |
| HTB-3 Anchor 3/16" 3 | 3/16 | - | 1/2 |
| HTB-3 Anchor 1/4" 3 | 1/4 | - | 1/2 |
| HTB-3-S Anchor 1/4" SRH 1 | 1/4 | 2-1/2 | 1/2 |
| HTB-3-S Anchor 1/4" PH 2 | 1/4 | 2-1/2 | 1/2 |
| HTB-3 Anchor 3/8" 3 | 3/8 | - | 3/4 |
| HTB-3-S Anchor 3/8" SRH 1 | 3/8 | 2-1/2 | 3/4 |
1 Slotted round head (combination slotted/Phillips)
2 Phillips head
3 Machine screws not included
Brand : HILTI
Model : HTB-3