Spring Hinge - Single Acting
Half Surface
| Description: |
- ANSI K81081F
- For maximum versatility use all spring hinges or a combination of spring and ball bearing hinges. Do NOT use plain bearing hinges.
- Full spring tension may not be required on all hinges.
- Strong wind conditions, drafts, carpeting drag, twisted/misaligned frames, or weatherstripping on doors may require additional spring hinges.
- Thru-bolts and grommets for wood door applications
- For automatic closing door
- Meets codes for hotels, motels, institutions, and commercial buildings
|
| Finishes: |
- USP, US3, US4, US10, US10A, US10B, US26D |
| Hinge Size |
Recommended Max Door Weight (lbs) |
Spring Hinge |
Ball Bearing Hinge |
Spring Hinge Location |
| 4 1/2 |
70 (32 kg) |
1 |
2 |
Center |
| 4 1/2 |
115 (52 kg) |
2 |
1 |
Top or Bottom |
| 4 1/2 |
150 (68kg) |
3 |
--- |
All |
| Hinge Size (inches) |
Hinge Size (mm) |
Gauge of Metal |
Number of Holes |
Machine Screw Size : Screw F.H. Door Leaf |
Machine Screw Size: Screw O.H. Jamb Leaf |
| 4 1/2 |
114 |
2 9/16 |
65 |
1/2 x 12 - 24 |
2 x 1/4-20 w/ Grommet Nuts |
| Description | File Number |
| 1253 Template - Half Surface | T-405 |