Swept Elbow Backshells
TE Connectivity’s backshells are ideal in many aerospace and defense applications
TE Connectivity (TE)’s swept elbow backshells are designed with a smooth internal bore and a continuous bend radius. Available in the band termination (BT) style, these backshells offer up to 20% weight savings over traditional backshells. The swept elbow backshell can be utilized in many aerospace and defense applications where a reliable termination solution is required. Swept elbow product is available to suit a wide range of circular connectors, including MIL-DTL-38999 Series III and IV and MIL-DTL-26482 Series 2 with a range of entry sizes from 6 mm to 29 mm to suit many application cable diameters.
- Aluminum alloy material and multiple finish options
- Overall 360° screening against EMI/RFI interference
- BTH series meets AS85049 category 3B sealing requirements
- Aerospace
- Defense
- Industrial
Benefits
- Weight savings: up to 20% under the traditional right-angle design
- Easy installation: simple and fast termination solutions; spin coupling nut allows for repairs
- High-reliability solutions: backshells can provide strain relief and cable support to help prevent bending or over-flexing
Swept Elbow Backshells
| Image | Manufacturer Part Number | Description | Diameter - Outside | Shell Size - Insert | Thread Size | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|---|---|
![]() | ![]() | BTH3-17-12-1-B-SE | CONN BACKSH BAND SZ17 OLIV M25 | 1.280" (32.50mm) | 17 | M25x1 | 0 - Immediate | $233.54 | View Details |
![]() | ![]() | BTH3-17-12-1-C-SE | CONN BACKSHELL BANDING SZ17 SIL | 1.280" (32.50mm) | 17 | M25x1 | 22 - Immediate | $233.54 | View Details |
![]() | ![]() | BTH3-21-15-1-C-SE | CONN BACKSHELL BANDING SZ21 SIL | 1.457" (37.00mm) | 21 | M31x1 | 1 - Immediate | $240.41 | View Details |
![]() | ![]() | BTH3-09-04-1-B-SE | CONN BACKSHELL BANDING SZ9 M12 | 0.709" (18.00mm) | 9 | M12x1 | 72 - Immediate | $220.75 | View Details |
![]() | ![]() | BTH3-09-04-1-C-SE | CONN BACKSHELL BANDING SZ9 SILV | 0.709" (18.00mm) | 9 | M12x1 | 52 - Immediate | $220.75 | View Details |
![]() | ![]() | BTH3-11-06-1-B-SE | CONN BACKSH BAND SZ11 OLIV M15 | 0.827" (21.00mm) | 11 | M15x1 | 18 - Immediate | $223.71 | View Details |
![]() | ![]() | BTH3-11-06-1-C-SE | CONN BACKSHELL BANDING SZ11 SIL | 0.827" (21.00mm) | 11 | M15x1 | 13 - Immediate | $223.71 | View Details |
![]() | ![]() | BTH3-13-08-1-B-SE | CONN BACKSH BAND SZ13 OLIV M18 | 0.965" (24.50mm) | 13 | M18x1 | 0 - Immediate | $226.69 | View Details |
![]() | ![]() | BTH3-13-08-1-C-SE | CONN BACKSHELL BANDING SZ13 SIL | 0.965" (24.50mm) | 13 | M18x1 | 0 - Immediate | $180.77 | View Details |
![]() | ![]() | BTH3-15-10-1-B-SE | CONN BACKSH BAND SZ15 OLIV M22 | 1.142" (29.00mm) | 15 | M22x1 | 0 - Immediate | $229.60 | View Details |
![]() | ![]() | BTH3-15-10-1-C-SE | CONN BACKSHELL BANDING SZ15 SIL | 1.142" (29.00mm) | 15 | M22x1 | 0 - Immediate | $183.31 | View Details |
![]() | ![]() | BTH3-19-13-1-B-SE | CONN BACKSHELL BANDING SZ19 OLIV | 1.398" (35.50mm) | 19 | M28x1 | 0 - Immediate | $189.31 | View Details |
![]() | ![]() | BTH3-19-13-1-C-SE | CONN BACKSHELL BANDING SZ19 SIL | 1.398" (35.50mm) | 19 | M28x1 | 0 - Immediate | $236.46 | View Details |
![]() | ![]() | BTH3-21-15-1-B-SE | CONN BACKSH BAND SZ21 OLIV M31 | 1.457" (37.00mm) | 21 | M31x1 | 2 - Immediate | $240.41 | View Details |
![]() | ![]() | BTH3-23-17-1-B-SE | CONN BACKSH BAND SZ23 OLIV M34 | 1.575" (40.00mm) | 23 | M34x1 | 0 - Immediate | $245.25 | View Details |
![]() | ![]() | BTH3-23-17-1-C-SE | CONN BACKSHELL BANDING SZ23 SIL | 1.575" (40.00mm) | 23 | M34x1 | 15 - Immediate | $245.25 | View Details |
![]() | ![]() | BTH3-25-19-1-B-SE | CONN BACKSH BAND SZ25 OLIV M37 | 1.713" (43.50mm) | 25 | M37x1 | 0 - Immediate | $201.30 | View Details |
![]() | ![]() | BTH3-25-19-1-C-SE | CONN BACKSHELL BANDING SZ25 SIL | 1.713" (43.50mm) | 25 | M37x1 | 14 - Immediate | $250.13 | View Details |
![]() | ![]() | BTA3-08-04-1-B-SE | CONN BACKSH BANDING SZ8 1/2-20 | 0.614" (15.60mm) | 8 | 1/2-20 UNF | 0 - Immediate | See Page for Pricing | View Details |
![]() | ![]() | BTA3-08-04-1-C-SE | CONN BACKSH BANDING SZ8 1/2-20 | 0.614" (15.60mm) | 8 | 1/2-20 UNF | 0 - Immediate | $175.60 | View Details |





















