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N851 16 Gauge 7/16 in. Medium Crown Stapler
N851 16 Gauge 7/16 in. Medium Crown Stapler N851 16 Gauge 7/16 in. Medium Crown Stapler
N851 16 Gauge 7/16 in. Medium Crown Stapler N851 16 Gauge 7/16 in. Medium Crown Stapler
N851 16 Gauge 7/16 in. Medium Crown Stapler N851 16 Gauge 7/16 in. Medium Crown Stapler

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N851 16 Gauge 7/16 in. Medium Crown Stapler

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N851 16GA Medium Crown Stapler WEIGHT:2.35kgs(5.17lbs) Aluminum body DIMENSIONS:350mm x 100mm x 320mm LOAD CAPACITY:160pcs OPERATING PRESSURE:70-120psi(5-8.3bar)
  • N851

  • KYA

  • KYA-N851

  • 2.35kgs (5.17lbs)

  • 70-120psi (5-8.3bar)

  • 160 pcs

  • 16 Gauge 7/16 in. Medium Crown Staple

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16 Gauge 7/16" Medium Crown Staple Gun N851

16GA N851 Medium Crown Stapler - KYA Fasteners

KYA Fasteners, a 20+ year factory, manufactures the N851 16GA medium crown stapler for sheathing, flooring, crates. 7/16" crown, 25–50mm leg, 160-staple magazine. Balanced 2.35kg aluminum body. Exported to USA, Canada, UK, Australia and 50+ countries.

16GA 7/16 Crown Staples for N851

Why Choose KYA N851 Medium Crown Stapler?

  • Extra-large – 160 staples, max productivity

  • Cam-lock jam clear — 5-second fix

  • Aluminum body — 2.35kg durable

  • 360° exhaust — keeps air away

  • Global shipping: USA, EU, AU, CA in 20–30 days

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Product Specifications

N851 Stapler Specs

Parameter Specification
Model KYA-N851
Gauge 16 GA
Crown 7/16" (10.8mm)
Staple Leg 25–50mm (1"–2")
Wire Size 1.6×1.4mm
Magazine Capacity 160 staples
Operating Pressure 70–120 PSI (5–8.3 bar)
Weight 2.35kg (5.17 lbs)
Dimensions 350×100×320mm
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Features

N851 Stapler Features

  • 160-staple magazine — max capacity

  • Cam-lock jam release — 5-second fix

  • Aluminum body — 2.35kg durable

  • 360° exhaust — directs air away

  • Rubber grip — comfort & control

  • Built-in air filter — faster cycles

Applications

Where Is N851 Stapler Used?

  • Subflooring – plywood to joists

  • Wall sheathing – OSB, panels

  • Crate & pallet – heavy packaging

  • Furniture frames – bracing, joints

  • Vinyl siding – secure hold

    N851 in Subflooring Work     Explore All Staplers
Frequently Asked Questions

N851 Stapler FAQ

What staples does N851 use?

16GA 7/16" crown — 25–50mm leg, 1.6×1.4mm wire.

Best for subflooring?

Yes — 10.8mm crown + 160-staple mag for fast, secure hold.

Magazine capacity?

160 staples — largest in class, less downtime.

Jam clearing?

Cam-lock system — clear in 5 seconds.

Air pressure?

70–120 PSI (5–8.3 bar) — powerful penetration.

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Troubleshooting Guide

Common N851 Issues & Fixes

Issue Cause Solution
Air leak at cylinder cap (tool off) Loose head valve seal Replace head valve piston set
Worn o-ring under cap Replace o-ring/gasket
Air leak at trigger (tool off) Damaged trigger o-ring Replace o-ring
Dirty trigger valve Clean valve
Worn trigger stem Replace stem
Tool jams Bent driver Replace driver
Worn nose Replace driver guide
Bent guide cover Replace cover
About KYA Fasteners

KYA Fasteners – N851 Stapler Factory

Since 2003, KYA Fasteners has produced the N851 16GA medium crown stapler for flooring installers, framers, crate builders in USA, Canada, UK, Australia and 50+ countries. Uses 7/16" crown staples for high-volume jobs.

  • Export: 50+ countries

  • Warranty: 1 year

  • OEM: Custom color, logo, packaging

  • MOQ: 50 units

Need the N851 stapler? Get a quote from KYA today.

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