GB784 Info:
- Aerospace Blind Rivets
- NAS 1400 series thru 1/4" aluminum
- NAS 1740 series thru 3/16"
- Thru 1/4" aluminum NAS 1400 Series
- Accepts GAGE BILT and Cherry® 681 series nose assemblies
The GB784 is a pneumatic-hydraulic hydro-shift tool designed specifically for the efficient installation of the 2000 series CHERRYLOCK®, NAS1398, NAS1399, NAS1738 and NAS1739 double action blind rivets. The GB784 weighs only 8 lbs. (3.62 kg) and can be operated in any position. It has a .875" (22.2 mm) fastener setting stroke and a rated pull load of 2,650 lbs. (11.78 kN) with 90 psi (6.2 bar) of air pressure at the air inlet.
The GB784 installation tool operates on 90 to 100 psi (6.2 - 6.9 bar) of air pressure with 90 psi (6.2 bar) providing the maximum efficiency. At 90 psi (6.2 bar) of air pressure, the GB784 does not exceed 81.5 dB(A) and consumes .30 SCF/cycle (8.50 L/cycle). The air inlet is provided with 1/4-18 female pipe thread to accept the users air hose fitting
Weight | 8 lbs. (3.62 kg) |
Rated Pull Load | 2,650 lbs. (11.78 kN) |
Stroke | .875" (22.2 mm) |
Height | 11.87 (301.6 mm) |
Noise Level | 81.5 dB(A) |
Warranty | 1 year |
Nose Assembly Selection Chart - GB784
681 PULLING HEADS
FOR 2000 SERIES CHERRYLOCK® RIVETS
CONFORMING TO NAS 1400 & NAS 1740
![]() | RIVET DIA. | NOSE ASSEMBLY | DIMENSION | |
A | B | |||
3/32" | 3U-681-25 | .188 | .348 | |
3/32" |
3C-681-25 | .163 | .332 | |
1/8" | 4U-681-25 | .250 | .341 | |
1/8" | 4C-681-25 | .208 | .377 | |
5/32" | 5U-681-25 | .313 | .377 | |
5/32" | 5C-681-25 | .269 | .352 | |
3/16" | 6U-681-25 | .375 | .418 | |
3/16" | 6C-681-25 | .335 | .386 | |
1/4" | 8U-681-25 | .500 | .452 | |
1/4" | 8C-681-25 | .458 | .398 | |
Nose assemblies are not furnished with the tool and must be purchased separately. In ordering heads be sure to specify the shank diameter and head style (universal or countersunk) of the rivets to be installed. The following pulling heads will fit directly on the GB784 Riveter. (NOTE: Cherry® 681 series pulling heads fit directly on the GB784). | ||||
Gage Bilt certifies the GB784 will install the fasteners listed above | ||||
The numbers shown in the rivet columns above are the maximum grip length that can be installed with this tool. Dashes indicate those rivets sizes which cannot be installed in any grip length. |
BULBED CHERRYLOCK® (NAS1738/39)
BULBED CHERRYLOCK® (NAS1738/39) | ||||||
---|---|---|---|---|---|---|
GAGE BILT TOOL | NOSE ASSEMBLY |
RIVET DIAMETER |
ALUMINUM | MONEL | ||
2239 2249 |
2238 2248 |
2539 | 2538 | |||
UNIV. HEAD |
CTSK. HEAD |
UNIV. HEAD |
CTSK. HEAD |
|||
GB784 | XX-681-25 | -4 | ALL* | ALL* | ALL* | ALL* |
-5 | ALL* | ALL* | ALL* | ALL* | ||
-6 | ALL* | ALL* | ALL*** | ALL*** | ||
The numbers shown in the rivet columns above are the maximum grip length that can be installed with this tool. Dashes indicate those rivets sizes which cannot be installed in any grip length. | ||||||
Gage Bilt certifies the GB784 will install the fasteners listed above | ||||||
*May require 95 PSI at tool. **Indicates maximum grip |
STANDARD CHERRYLOCK®
(NAS1398/99 & HS4464 & HS5413)
(NAS1398/99 & HS4464 & HS5413)
STANDARD CHERRYLOCK® (NAS1398/99 & HS4464 & HS5413) |
||||||||
---|---|---|---|---|---|---|---|---|
GAGE BILT TOOL | NOSE ASSEMBLY | RIVET DIAMETER | ALUMINUM | MONEL | STAINLESS | |||
2163 2263 |
2162 2262 |
2563 | 2562 | 2643 2653 2663 |
2642 2652 2662 |
|||
UNIV. HEAD | CTSK. HEAD |
UNIV. HEAD |
CTSK. HEAD |
UNIV. HEAD |
CTSK. HEAD |
|||
GB784 | XX-681-25 | -4 | ALL | ALL | ALL | ALL | ALL | ALL |
-5 | 8** | 8** | 8** | 9** | 8** | 9** | ||
-6 | 8** | 8** | 8** | 9** | 8** | 9** | ||
-8 | 8** | 8** | 8** | 9** | - | - | ||
The numbers shown in the rivet columns above are the maximum grip length that can be installed with this tool. Dashes indicate those rivets sizes which cannot be installed in any grip length. | ||||||||
Gage Bilt certifies the GB784 will install the fasteners listed above | ||||||||
*May require 95 PSI at tool. **Indicates maximum grip |