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McKinney T4A3784 4-1/2 Half Mortise Heavy Weight Hinge
Institutional Grade Features & Benefits
- Half mortise. Five-knuckle heavy-weight hinge. Jamb leaf screws to the face of a channel iron jamb. Door leaf mortises into the door edge. Per catalog HM-2.
- Size. 4-1/2 in (114.3 mm). Gauge 0.180 in. Per catalog HM-2.
- Material. Steel. Square corner. Heavy weight. ANSI A8211 per cut sheet. NRP is standard. Beveled doors specify T4A4784 (not listed here).
- Listing. NFPA 80 fire-rated openings per catalog HM-2. Reversible: the pin is held by an NRP set screw.
- Fasteners. 7 holes. Jamb machine 1/2 in x #12-24. Door machine 1/2 in x #12-24. Catalog HM-2, mill, and cut sheet list machine screws only.
- Factory options (not priced here). T4B ball bearing. Hospital tip. Catalog HM-2 does not list QC or CC on T4A3784/T4A3384.
- Mill template. McKinney T4A3784/T4A3384 4-1/2 in mill template AADSS1253285. DAM title names T4A3784 and T4A3384. T4A3789 mill AADSS1010620 and T4A3782 half-surface mills are not attached.
- Companion. T4A3384 is the stainless sister. TA2774 is the standard-weight half-mortise mounting. T4A3789 is the swing-clear half-mortise class.
Technical Details
| Manufacturer | McKinney |
|---|---|
| Model | T4A3784 4-1/2" |
| Product class | Half-mortise heavy-weight hinge |
| Material | Steel |
| Size | 4-1/2 in (114.3 mm) (catalog HM-2) |
| Gauge | 0.180 in (catalog HM-2) |
| Corners | Square |
| Jamb machine screws | 1/2 in x #12-24 |
| Door machine screws | 1/2 in x #12-24 |
| Listing | NFPA 80 UL; ANSI A8211 |
| Lead time | 2-4 weeks (factory order) |
| General - US Finishes | US26D - Satin Chrome or USP - Prime Painted |
| Brand | McKinney |
| Hinge Type | Half Mortise |
| Hinge Mounting | Half Mortise |
| Hinge Height | 4.5" Hi |
| Hinge Grade/Thickness | Heavy Wt .180 to .190 |
| Hinge Corners | Square |
| Base Material | Steel |
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