Hager BB1279 hinge price and specs Beta
Hager's BB1279 ball bearing butt hinge, priced from the current Hager book. Pick a size and a finish and the part number assembles below, decoded segment by segment.
Covers commercial door hardware, brand by brand ·
How this part number assembles
Specifications
This configuration
From the catalog
| F0 | F1 | F2 | F3 |
|---|---|---|---|
| Two ball bearings | Non-rising removable pin with button tip and plug | 3-1/2” x 3-1/2” (89 x 89 mm) BB1279 available with reversible hole pattern | For use on medium weight doors or doors requiring medium frequency service |
| Description printed | B0 | B1 | B2 | B3 | B4 | B5 | B6 | B7 | B8 | B9 | B10 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Electric Monitor Only | Three or five knuckle | Available on architectural grade ball bearing and anti-friction bearing | Available in steel, brass, or stainless steel | 28 gauge wire standard | Standard size available 4” (102 mm) through 8” (203 mm) | Cross-pinning standard and provides NRP function | Monitoring capability only | Concealed subminiature snap action, SPDT switch | Adjustment feature for a wide range of switch sensitivity | Preset switching circuit | For open loop secure, closed loop secure or single pole double throw (SPDT) |
| Description printed | B0 | B1 | B2 | B3 | B4 | B5 | B6 | B7 | B8 | B9 |
|---|---|---|---|---|---|---|---|---|---|---|
| Electric Through-Wire Only | Two, three or five knuckle | Available on architectural grade ball bearing and anti-friction bearing | Available in steel, brass, or stainless steel | 18 and 28 gauge wire | Standard size available 4” (102 mm) through 8” (203 mm) | Cross-pinning standard and provides NRP function | Low voltage electric current transfer capability only | 4, 8, or 12 continuous electrical conductors | For 6 wire, use 8 | For 10 wire, use 12 |
| Description printed | B0 | B1 | B2 | B3 | B4 | B5 | B6 | B7 | B8 | B9 |
|---|---|---|---|---|---|---|---|---|---|---|
| Electric Through-Wire with Monitoring | Three or five knuckle | Available on architectural grade ball bearing and anti-friction bearing | Available in steel, brass, or stainless steel | 18 and 28 gauge wire | Standard size available 4” (102 mm) through 8” (203 mm) | Cross-pinning standard and provides NRP function | Both continuous electric conductors and monitoring capability | Concealed monitor switch and 4, 8 or 10 continuous electrical conductors | Adjustment feature for a wide range of switch sensitivity | For open loop secure, closed loop secure or single pole double throw (SPDT) |
| R3 1 2 x 3 1 2 hinge size inches | R3 1 2 x 3 1 2 hinge size mm | R3 1 2 x 3 1 2 gauge of metal | R3 1 2 x 3 1 2 hole count | R3 1 2 x 3 1 2 screw size machine | R3 1 2 x 3 1 2 screw size wood | R4 x 3 1 2 hinge size inches | R4 x 3 1 2 hinge size mm | R4 x 3 1 2 gauge of metal | R4 x 3 1 2 hole count | R4 x 3 1 2 screw size machine | R4 x 3 1 2 screw size wood | R4 x 4 hinge size inches | R4 x 4 hinge size mm | R4 x 4 gauge of metal | R4 x 4 hole count | R4 x 4 screw size machine | R4 x 4 screw size wood | R4 1 2 x 4 hinge size inches | R4 1 2 x 4 hinge size mm | R4 1 2 x 4 gauge of metal | R4 1 2 x 4 hole count | R4 1 2 x 4 screw size machine | R4 1 2 x 4 screw size wood | R4 1 2 x 4 1 2 hinge size inches | R4 1 2 x 4 1 2 hinge size mm | R4 1 2 x 4 1 2 gauge of metal | R4 1 2 x 4 1 2 hole count | R4 1 2 x 4 1 2 screw size machine | R4 1 2 x 4 1 2 screw size wood | R5 x 4 hinge size inches | R5 x 4 hinge size mm | R5 x 4 gauge of metal | R5 x 4 hole count | R5 x 4 screw size machine | R5 x 4 screw size wood | R5 x 4 1 2 hinge size inches | R5 x 4 1 2 hinge size mm | R5 x 4 1 2 gauge of metal | R5 x 4 1 2 hole count | R5 x 4 1 2 screw size machine | R5 x 4 1 2 screw size wood | R5 x 5 hinge size inches | R5 x 5 hinge size mm | R5 x 5 gauge of metal | R5 x 5 hole count | R5 x 5 screw size machine | R5 x 5 screw size wood | R6 x 4 1 2 hinge size inches | R6 x 4 1 2 hinge size mm | R6 x 4 1 2 gauge of metal | R6 x 4 1 2 hole count | R6 x 4 1 2 screw size machine | R6 x 4 1 2 screw size wood | R6 x 5 hinge size inches | R6 x 5 hinge size mm | R6 x 5 gauge of metal | R6 x 5 hole count | R6 x 5 screw size machine | R6 x 5 screw size wood | R6 x 6 hinge size inches | R6 x 6 hinge size mm | R6 x 6 gauge of metal | R6 x 6 hole count | R6 x 6 screw size machine | R6 x 6 screw size wood | Note0 |
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| 3-1/2 x 3-1/2 | 89 x 89 | 0.119 | 6 | 1/2 x 10-24 | 1 x 9 | 4 x 3-1/2 | 102 x 89 | 0.129 | 8 | 1/2 x 10-24 | 1-1/4 x 12 | 4 x 4 | 102 x 102 | 0.129 | 8 | 1/2 x 12-24 | 1-1/4 x 12 | 4-1/2 x 4 | 114 x 102 | 0.134 | 8 | 1/2 x 12-24 | 1-1/4 x 12 | 4-1/2 x 4-1/2 | 114 x 114 | 0.134 | 8 | 1/2 x 12-24 | 1-1/4 x 12 | 5 x 4 | 127 x 102 | 0.145 | 8 | 1/2 x 12-24 | 1-1/4 x 12 | 5 x 4-1/2 | 127 x 114 | 0.145 | 8 | 1/2 x 12-24 | 1-1/4 x 12 | 5 x 5 | 127 x 127 | 0.145 | 8 | 1/2 x 12-24 | 1-1/4 x 12 | 6 x 4-1/2 | 152 x 114 | 0.160 | 10 | 1/2 x 1/4-20 | 1-1/2 x 14 | 6 x 5 | 152 x 127 | 0.160 | 10 | 1/2 x 1/4-20 | 1-1/2 x 14 | 6 x 6 | 152 x 152 | 0.160 | 10 | 1/2 x 1/4-20 | 1-1/2 x 14 | Note: Optional concealed bearings available, see page 5 for options. |
| Rating printed |
|---|
| 30 VDC @ .500 amps |
| Volts | Amperes |
|---|---|
| 48 VDC | 3.5 amps CONTINUOUS 16.0 amps PULSE |
| Volts | Amperes |
|---|---|
| 48 VDC | 3.5 amps CONTINUOUS 16.0 amps PULSE |
| Rating printed |
|---|
| 30 VDC @ .500 amps |
| Footnote printed |
|---|
| *Quick Connect Option (QC) available with all ETW and ETM hinges - must specify. |
| Statement printed |
|---|
| On the Jamb Surface Mount (JSM) application, the door is double mortised to accommodate both hinge leaves; it is also referred to as double mortise. The Jamb Surface Mount may be applied to either a square or beveled edged door. For cased opening, sometimes referred as one leaf swagged flat. |
| The Raised Barrel for Square Edged (RBS) and the Raised Barrel for Beveled Edged (RBB) door applications are mortised into the frame and door as a standard full mortise hinge. Standard offset is 3/8” (10 mm). Depending on the depth of the frame, all three of these applications may restrict the degree of opening. Specify handing and door thickness. |
| Statement printed |
|---|
| This option is used when the door is set back into the frame. The hinge knuckle is offset to allow it to clear the obstruction of the frame. There are three different types of applications: |
| Note printed |
|---|
| For Hospital Tip, use prefix “HT” on above number. Hospital Tip hinges are available on all architectural hinges with the exception of anchor hinges. |
| Note: When ordering round corner hinges, please specify a radius of either 1/4” (6.4 mm) or 5/8” (15.9 mm). If radius is not specified, 1/4” (6.4 mm) will be supplied. |
Catalog-CommercialHinges-2024-v39 · 2026-01
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