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BOSTITCHAir Tool Replacement Parts

BOSTITCH O-Ring, 44.7mm x 3.5mm: Mfr Part # 174055, O-Ring

The BOSTITCH O-Ring (SKU 3G-OTH-167313) is an air tool replacement part, specifically an O-Ring with dimensions 44.7mm x 3.5mm. It is compatible with BOSTITCH models MCN250 and N66C-1, identified by manufacturer part…

SKU 3G-OTH-167313

Brand
BOSTITCH
Item
O-Ring, 44.7mm x 3.5mm: Mfr Part # 174055, O-Ring
Category
Air Tool Replacement Parts
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

BOSTITCH
Manufacturer Part Number
174055
Type
44.7mm x 3.5mm: Mfr Part # 174055, O-Ring, Compatible with Mfr Part # MCN250/N66C-1

Technical Documents

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BOSTITCH Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BOSTITCH O-Ring (SKU 3G-OTH-167313) is an air tool replacement part, specifically an O-Ring with dimensions 44.7mm x 3.5mm. It is compatible with BOSTITCH models MCN250 and N66C-1, identified by manufacturer part number 174055.

Frequently Asked Questions

What is the BOSTITCH O-Ring 174055 used for?

The BOSTITCH O-Ring 174055 is a replacement seal for pneumatic nailers and staplers, specifically compatible with BOSTITCH models MCN250 and N66C-1. It measures 44.7mm x 3.5mm and ensures proper air-tight operation in air tool cylinders, preventing leaks and maintaining tool performance.

What are the specifications of the BOSTITCH O-Ring 174055?

The BOSTITCH O-Ring 174055 has dimensions of 44.7mm x 3.5mm. It is a standard O-Ring type replacement part, identified by manufacturer part number 174055 and cross-reference number 3HZF7. It is designed for use with BOSTITCH models MCN250 and N66C-1 pneumatic tools.

Where to buy BOSTITCH O-Ring 174055 worldwide?

You can source the BOSTITCH O-Ring 174055 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine replacement parts for pneumatic tools.

How to install the BOSTITCH O-Ring 174055?

To install the BOSTITCH O-Ring 174055, first disconnect the tool from air supply. Remove the cylinder head or cap, then carefully extract the old O-Ring using a non-marring tool. Lubricate the new O-Ring with pneumatic tool oil, seat it evenly in the groove, and reassemble. Test for leaks before use.

Used in

Common applications for BOSTITCH
Construction framing — BOSTITCH pneumatic framing nailers (e.g., MCN250) for high-speed nailing of lumber and sheathing.
Woodworking assembly — BOSTITCH finish nailers for trim, molding, and cabinet installation requiring precise fastener placement.
Roofing applications — BOSTITCH coil roofing nailers for attaching shingles and underlayment on residential and commercial roofs.
Industrial packaging — BOSTITCH staplers for sealing corrugated boxes and crates in high-volume shipping environments.
Maintenance repair — BOSTITCH replacement parts (e.g., piston washers, o-ring kits) for servicing pneumatic tools in plant maintenance shops.
Compressor servicing — BOSTITCH air compressor heads (e.g., AB-7161400) for rebuilding or repairing stationary compressor units.

BOSTITCH Products

3G Electric supplies BOSTITCH air tool replacement parts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
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BOSTITCH O-Ring, 20.8mm x 2.4mm: Mfr Part # 174053, O-Ring, Compatible with Mfr Part # MCN250/N66C-1
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BOSTITCH O-Ring, 66.5mm x 2.0mm: Mfr Part # 174056, O-Ring, Compatible with Mfr Part # MCN250/N66C-1
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BOSTITCH O-Ring, 45.5mm x 2.0mm: Mfr Part # 174058, O-Ring, Compatible with Mfr Part # MCN250
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BOSTITCH O-Ring, 2.05mm x 2.62mm: Mfr Part # 174073, O-Ring
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BOSTITCH O-Ring, 21.9mm x 2.62mm: Mfr Part # 175557, O-Ring
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BOSTITCH
BOSTITCH O-Ring, 1.73 x 0.07: Mfr Part # 851483-S, O-Ring, Compatible with Mfr Part # MCN250/N66C-1

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