The CN90B Pneumatic Coil Framing Nailer is a professional-grade tool designed for heavy-duty tasks like framing, sheathing, decking, and crate assembly. Available with a lightweight aluminum (3.90kg) or magnesium (3.50kg) body, it features a 360° exhaust cover, cushioned rubber grip, and tool-free depth adjustment for comfort and precision. Its durable nose and anti-abrasive driver ensure long-lasting performance.
Lightweight aluminum or magnesium body
360° multi-directional exhaust for user comfort
Tool-free depth adjustment and trigger lock
Tough nylon magazine for fast loading
High load capacity (200-300 nails)
| Model | CN90B Pneumatic Best Framing Nailer |
| Tool Type | Air Nailer |
| Dimensions | 360mm x 312mm x 141mm (14-1/4" x 12-3/8" x 5-5/8") |
| Net Weight | 3.90kg (8.58 lbs) Aluminum / 3.50kg (7.70 lbs) Magnesium |
| Body Material | Aluminum or Magnesium |
| Operating Pressure | 70-120 psi (5-8.3 bar) |
| Load Capacity | 200-300 Nails |
| Fastener Type | 15 Degree Flat Wire Coil Nails |
| Fastener Head Diameter | 0.236" (6.0mm) - 0.315" (8.0mm) |
| Fastener Shank Diameter | 0.113" (2.87mm) - 0.131" (3.3mm) |
| Fastener Length | 2" (50mm) - 3-9/16" (90mm) |
| Fastener Shank Type | Smooth, Screw, Ring |
Powerful performance for heavy-duty framing and decking
Lightweight magnesium (3.50kg) or aluminum (3.90kg) body
360° multi-directional exhaust cover for user comfort
Cushioned rubber grip to reduce fatigue
Tough nylon magazine for fast, easy loading
Tool-free depth adjustment and trigger lock for safety
Floor and wall framing
Roof and wall sheathing
Fencing
Making pallets, drums, and wooden boxes
Decking and subflooring
| No. | Symptom | Problems | Solutions |
|---|---|---|---|
| 1.1 | Air leak in cylinder cap when idle | Loose head valve piston seal or o-rings | Check and replace head valve piston set |
| Worn or damaged o-ring or cylinder cap gasket | Check and replace o-ring or gasket | ||
| 1.2 | Air leak in trigger area when idle | Damaged o-ring in trigger valve | Check and replace o-ring |
| Damaged o-ring in trigger valve stem | Check and replace o-ring | ||
| Dirt in trigger valve | Check and clean trigger valve | ||
| 1.3 | Air leak in cylinder cap when working | Damaged head valve piston o-rings | Check and replace o-rings |
| Damaged seal under cylinder cap | Check and replace seal | ||
| 1.4 | Air leak in nose when working | Worn or damaged bumper | Check and replace bumper |
| Loose driver (piston unit) thread | Check and replace driver (piston unit) | ||
| 1.5 | Air leak in trigger area when working | Worn or damaged trigger valve head | Check and replace trigger valve head |
| Damaged head valve piston o-rings | Check and replace head valve piston o-rings | ||
| 2 | Failed to return driver (piston unit) to correct position | Driver (piston unit) not straight or driver guide (nose) misassembled | Straighten driver or verify driver guide and magazine |
| Worn or damaged nozzle | Check and replace nozzle | ||
| Tight space between piston o-ring and cylinder | Check cylinder lubrication or replace piston o-ring | ||
| 3 | Works weakly and sluggishly | Worn or damaged piston o-ring | Check and replace piston o-ring |
| Inadequate lubrication or tight head valve piston o-rings | Lubricate o-rings or replace head valve piston o-rings | ||
| Dirt in the nozzle | Check and clean the nozzle | ||
| 4 | Tool jams frequently | Damaged or worn driver (piston unit) | Check and replace driver (piston unit) |
| Damaged or worn driver guide (nose) | Check and replace driver guide (nose) | ||
| Bent driver guide cover causing large gap | Check and replace driver guide cover | ||
| 5 | Nail cannot be shot | Driver (piston unit) cannot return to correct position | Refer to Symptom 1 |
| Driver guide (nose) does not match magazine | Correct position between driver guide and magazine | ||
| Worn or damaged nail pusher compression spring | Check and replace nail pusher compression spring |
The CN90B is used for heavy-duty tasks like floor and wall framing, roof and wall sheathing, fencing, decking, and making pallets or wooden boxes.
It uses 15-degree flat wire coil nails with head diameters of 0.236"-0.315", shank diameters of 0.113"-0.131", and lengths of 2"-3-9/16".
Yes, its lightweight body (3.50kg magnesium or 3.90kg aluminum) and cushioned grip reduce fatigue during extended use.
The tool operates at 70-120 psi (5-8.3 bar) for optimal performance.
The tool-free depth adjustment allows quick, precise control of nail depth without additional tools, enhancing efficiency and safety.
It features a durable aluminum or magnesium body with a tough nylon magazine and anti-abrasive driver for long-lasting use.
With over 20 years of expertise, KYA Fasteners is a trusted global supplier of fastening tools and components. Our CN90B Pneumatic Coil Framing Nailer is engineered for precision and durability in construction applications. For bulk orders or custom solutions, Request a Quote today.
The CN90B Pneumatic Coil Framing Nailer is a professional-grade tool designed for heavy-duty tasks like framing, sheathing, decking, and crate assembly. Available with a lightweight aluminum (3.90kg) or magnesium (3.50kg) body, it features a 360° exhaust cover, cushioned rubber grip, and tool-free depth adjustment for comfort and precision. Its durable nose and anti-abrasive driver ensure long-lasting performance.
Lightweight aluminum or magnesium body
360° multi-directional exhaust for user comfort
Tool-free depth adjustment and trigger lock
Tough nylon magazine for fast loading
High load capacity (200-300 nails)
| Model | CN90B Pneumatic Best Framing Nailer |
| Tool Type | Air Nailer |
| Dimensions | 360mm x 312mm x 141mm (14-1/4" x 12-3/8" x 5-5/8") |
| Net Weight | 3.90kg (8.58 lbs) Aluminum / 3.50kg (7.70 lbs) Magnesium |
| Body Material | Aluminum or Magnesium |
| Operating Pressure | 70-120 psi (5-8.3 bar) |
| Load Capacity | 200-300 Nails |
| Fastener Type | 15 Degree Flat Wire Coil Nails |
| Fastener Head Diameter | 0.236" (6.0mm) - 0.315" (8.0mm) |
| Fastener Shank Diameter | 0.113" (2.87mm) - 0.131" (3.3mm) |
| Fastener Length | 2" (50mm) - 3-9/16" (90mm) |
| Fastener Shank Type | Smooth, Screw, Ring |
Powerful performance for heavy-duty framing and decking
Lightweight magnesium (3.50kg) or aluminum (3.90kg) body
360° multi-directional exhaust cover for user comfort
Cushioned rubber grip to reduce fatigue
Tough nylon magazine for fast, easy loading
Tool-free depth adjustment and trigger lock for safety
Floor and wall framing
Roof and wall sheathing
Fencing
Making pallets, drums, and wooden boxes
Decking and subflooring
| No. | Symptom | Problems | Solutions |
|---|---|---|---|
| 1.1 | Air leak in cylinder cap when idle | Loose head valve piston seal or o-rings | Check and replace head valve piston set |
| Worn or damaged o-ring or cylinder cap gasket | Check and replace o-ring or gasket | ||
| 1.2 | Air leak in trigger area when idle | Damaged o-ring in trigger valve | Check and replace o-ring |
| Damaged o-ring in trigger valve stem | Check and replace o-ring | ||
| Dirt in trigger valve | Check and clean trigger valve | ||
| 1.3 | Air leak in cylinder cap when working | Damaged head valve piston o-rings | Check and replace o-rings |
| Damaged seal under cylinder cap | Check and replace seal | ||
| 1.4 | Air leak in nose when working | Worn or damaged bumper | Check and replace bumper |
| Loose driver (piston unit) thread | Check and replace driver (piston unit) | ||
| 1.5 | Air leak in trigger area when working | Worn or damaged trigger valve head | Check and replace trigger valve head |
| Damaged head valve piston o-rings | Check and replace head valve piston o-rings | ||
| 2 | Failed to return driver (piston unit) to correct position | Driver (piston unit) not straight or driver guide (nose) misassembled | Straighten driver or verify driver guide and magazine |
| Worn or damaged nozzle | Check and replace nozzle | ||
| Tight space between piston o-ring and cylinder | Check cylinder lubrication or replace piston o-ring | ||
| 3 | Works weakly and sluggishly | Worn or damaged piston o-ring | Check and replace piston o-ring |
| Inadequate lubrication or tight head valve piston o-rings | Lubricate o-rings or replace head valve piston o-rings | ||
| Dirt in the nozzle | Check and clean the nozzle | ||
| 4 | Tool jams frequently | Damaged or worn driver (piston unit) | Check and replace driver (piston unit) |
| Damaged or worn driver guide (nose) | Check and replace driver guide (nose) | ||
| Bent driver guide cover causing large gap | Check and replace driver guide cover | ||
| 5 | Nail cannot be shot | Driver (piston unit) cannot return to correct position | Refer to Symptom 1 |
| Driver guide (nose) does not match magazine | Correct position between driver guide and magazine | ||
| Worn or damaged nail pusher compression spring | Check and replace nail pusher compression spring |
The CN90B is used for heavy-duty tasks like floor and wall framing, roof and wall sheathing, fencing, decking, and making pallets or wooden boxes.
It uses 15-degree flat wire coil nails with head diameters of 0.236"-0.315", shank diameters of 0.113"-0.131", and lengths of 2"-3-9/16".
Yes, its lightweight body (3.50kg magnesium or 3.90kg aluminum) and cushioned grip reduce fatigue during extended use.
The tool operates at 70-120 psi (5-8.3 bar) for optimal performance.
The tool-free depth adjustment allows quick, precise control of nail depth without additional tools, enhancing efficiency and safety.
It features a durable aluminum or magnesium body with a tough nylon magazine and anti-abrasive driver for long-lasting use.
With over 20 years of expertise, KYA Fasteners is a trusted global supplier of fastening tools and components. Our CN90B Pneumatic Coil Framing Nailer is engineered for precision and durability in construction applications. For bulk orders or custom solutions, Request a Quote today.
