We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

Image not available
BOSTITCHAir Tool Replacement Parts

BOSTITCH Lower Body Head Valve: Mfr Part # 163821

The BOSTITCH Lower Body Head Valve (Mfr Part # 163821) is an air tool replacement part designed for use with BOSTITCH models 5KNH5 and F21PL2. This component serves as a direct replacement lower body head valve for…

SKU 3G-OTH-164665

Brand
BOSTITCH
Item
Lower Body Head Valve: Mfr Part # 163821
Category
Air Tool Replacement Parts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

BOSTITCH
Manufacturer Part Number
163821
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The BOSTITCH Lower Body Head Valve (Mfr Part # 163821) is an air tool replacement part designed for use with BOSTITCH models 5KNH5 and F21PL2. This component serves as a direct replacement lower body head valve for maintaining pneumatic tool operation.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the BOSTITCH Lower Body Head Valve used for?

The BOSTITCH Lower Body Head Valve (part #163821) is a replacement component for pneumatic tools, specifically models 5KNH5 and F21PL2. It controls airflow within the tool's head assembly to maintain proper driving force and cycle operation in industrial fastening applications.

What are the specifications of the BOSTITCH Lower Body Head Valve?

The BOSTITCH Lower Body Head Valve has manufacturer part number 163821 and is compatible with BOSTITCH models 5KNH5 and F21PL2. It is classified as an air tool replacement part under the Lower Body Head Valve category. No additional dimensions or material specs are provided.

Where to buy the BOSTITCH Lower Body Head Valve worldwide?

3G Electric supplies the BOSTITCH Lower Body Head Valve (163821) worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the BOSTITCH Lower Body Head Valve?

To install the BOSTITCH Lower Body Head Valve, first disconnect the tool from air supply. Remove the old valve assembly, clean the mating surface, and insert the new valve (part #163821) in the correct orientation. Reassemble the head and test for leaks before use. Always follow the tool manual.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Similar products

Matched by specification & description
BOSTITCH
BOSTITCH
BOSTITCH Bumper Head Valve: Mfr Part # 163820, Bumper Head Valve, Compatible with Mfr Part # F21PL2. Key specifications — attr948908: 163820; attr948910: 5KNH5; attr948911: F21PL2; attr948916: Bumper Head Valve.
BOSTITCH
BOSTITCH
BOSTITCH Spring Head Valve: Mfr Part # 163844, Head Valve Spring, Compatible with Mfr Part # F21PL2. Key specifications — attr948908: 163844; attr948910: 5KNH5; attr948911: F21PL2; attr948916: Head Valve Spring.
BOSTITCH
BOSTITCH
BOSTITCH Piston Head Valve: Mfr Part # 174054, Head Valve Piston. Key specifications — attr948908: 174054; attr948910: 3HZF8; attr948911: N66C-1; attr948916: Head Valve Piston.
BOSTITCH
BOSTITCH
BOSTITCH Seal Head Valve: Mfr Part # 163823, Seal Head Valve, Compatible with Grainger Part # 5KNH5. Key specifications — attr948908: 163823; attr948910: 5KNH5; attr948911: F21PL2; attr948916: Seal Head Valve.
BOSTITCH
BOSTITCH
BOSTITCH Spring: Mfr Part # 180447, Head Valve Spring, Compatible with Mfr Part # SX1838-E. Key specifications — attr948908: 180447; attr948911: SX1838-E; attr948916: Head Valve Spring.
BOSTITCH
BOSTITCH
BOSTITCH Plate Head Valve: Mfr Part # 9R188852, Plate Head Valve. Key specifications — attr948908: 9R188852; attr948916: Plate Head Valve.

More from BOSTITCH

View all BOSTITCH parts
BOSTITCH
BOSTITCH
BOSTITCH Seal, Head Valve: Mfr Part # 9R188849, Head Valve Seal. Key specifications — attr948908: 9R188849; attr948911: N52FN; attr948916: Head Valve Seal.
BOSTITCH
BOSTITCH
BOSTITCH Label Warning: Mfr Part # 158612, Warning Label, Compatible with Mfr Part # 438S2R-1. Key specifications — attr948908: 158612; attr948910: 4YF12; attr948911: 438S2R-1; attr948916: Warning Label.
BOSTITCH
BOSTITCH
BOSTITCH Washer: Mfr Part # 180569, Washer. Key specifications — attr948908: 180569; attr948911: SB1850BN; attr948916: Washer.
BOSTITCH
BOSTITCH
BOSTITCH Spring Check Pawl: Mfr Part # 163878, Check Pawl Spring, Compatible with Mfr Part # F21PL2. Key specifications — attr948908: 163878; attr948910: 5KNH5; attr948911: F21PL2; attr948916: Check Pawl Spring.
BOSTITCH
BOSTITCH
BOSTITCH Assembly Driver/Pist: Mfr Part # 175560, Driver/Piston Assembly. Key specifications — attr948908: 175560; attr948910: 3HZF7; attr948911: MCN250; attr948916: Driver/Piston Assembly.
BOSTITCH
BOSTITCH
BOSTITCH Cap Hook: Mfr Part # 175585, Hook Cap, Compatible with Grainger Part # 36Z450/3HZF7/3HZF8. Key specifications — attr948908: 175585; attr948910: 3HZF7; attr948911: SF150C; attr948916: Hook Cap.
BOSTITCH
BOSTITCH
BOSTITCH Pin Spirol, M4X14MM: Mfr Part # 100263, Spirol Pin, Compatible with Grainger Part # 4YF12. Key specifications — attr948908: 100263; attr948910: 4YF12; attr948911: 438S2R-1; attr948916: Spirol Pin.
BOSTITCH
BOSTITCH
BOSTITCH Plug Manifold, 1/8-2: Mfr Part # 1753, Manifold Plug, Compatible with Grainger Part # 3HZG5. Key specifications — attr948908: 1753; attr948910: 3HZG5; attr948911: SC7; attr948916: Manifold Plug.