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HITACHI

21-Degree Round Head Plastic Collated Framing Nailer — 3-1/2 in.

Mfg.#
NR90AES1
Sku#
9910738
  • Designed for 21° plastic-collated round-head framing nails
  • Pneumatic tool suitable for driving 2 in to 3-1/2 in fasteners
  • Features a 64-nail magazine capacity for .131-inch nails
  • Operates at 70–120 PSI (maximum 120 PSI) for framing applications
  • Weighing 7.5 lbs, suitable for extended use with compact dimensions (20-3/4 x 4-15/16 x 12-11/16 in)

* Estimated stock levels as of Tue, Jun 16, 2026. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availability of items marked as Limited Stock.

Description

This is a HITACHI 21-degree round head plastic collated 3-1/2-inch framing nailer, built for contractors and serious DIYers who need a reliable pneumatic tool for heavy framing tasks. It fires round-head nails up to 3-1/2 inches and runs on 70–120 PSI (maximum 120 PSI), giving you the power range needed for common framing, sheathing, and deck work. The magazine holds 64 nails (.131) to keep you working longer between reloads, and the tool’s footprint (20-3/4 in L x 4-15/16 in W x 12-11/16 in H) balances reach and handling on the job. Made in Taiwan, this nailer offers the straightforward performance of a pneumatic system for repetitive nailing where speed and consistency matter, making it a solid choice for building wall frames, subfloors, and general structural fastening.

Specifications

General

Air Consumption .09 scfm (at 100 PSI)
Collation Material Plastic
Fastener Type Round
Grip Rubber
Jam Clearing Open Nose
Loading Type Rear
Magazine Angle 21-degree
Magazine Capacity 64 nails (.131)
Max Fastener Size 3-1/2 in
Nail Diameter Capacity .113 - .148
Nail Length Capacity 2 in to 3-1/2 in
Operating Pressure 70-120 PSI
PSI (Maximum) 120
Power Source Pneumatic
Triggering Mode Selective
Type 21° Framing Nailer

Manufacturing Details
The following information is subject to change without notice

Country of Origin TW

Dimensions

Dimensions 20-3/4 in L x 4-15/16 in W x 12-11/16 in H

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