4.5" NPSH Female x 2.5" NPSH Male Adapter Aluminum
SKU: 10363836961

4.5" NPSH Female x 2.5" NPSH Male Adapter Aluminum

Sale price$143.42 Regular price$159.36
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 7 - Jul 12

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

4.5" NPSH Female x 2.5" NPSH Male Adapter AluminumSpecifications Female Side 1 4. 5 NPSH Female (National Pipe Straight Hose) Male Side 2 2. 5 NPSH Female (National Pipe Straight Hose) Working Pressure 300PSI Max Test Pressure 1000PSI Max Material T 6061 Aluminum (Aircraft Grade) Finishing Anodized (99. 9% Lead Free) NFPA Standards 1963, 4. 12, 5. 1 5. 6. 4 (Corrosion Resistance) Military Standards MIL A 8625 Type III, Class 1 Industrial Standards International ASTM B221 UL Labs Standards 236 8. 1

Specifications

  • Female Side 1 – 4.5” NPSH Female (National Pipe Straight Hose)
  • Male Side 2 – 2.5” NPSH Female (National Pipe Straight Hose)
  • Working Pressure – 300PSI Max
  • Test Pressure – 1000PSI Max
  • Material – T-6061 Aluminum (Aircraft Grade)
  • Finishing – Anodized (99.9% Lead Free)
  • NFPA Standards - 1963, 4.12, 5.1-5.6.4 (Corrosion Resistance)
  • Military Standards – MIL-A-8625 Type III, Class 1
  • Industrial Standards – International ASTM B221
  • UL Labs Standards – 236 – 8.1 Through 8.2
  • USDA Standards – 5100-190C Tables 1-4
  • Origin – Made In The USA
  • Warranty – 5 Year Manufacture

Industrial & Fire 4.5” NPSH Female x 2.5" NPSH Male Fitting Anodized Aluminum

Need a female to male adapter?  Look no further, this adapter will get the job done in any situation.  Adapters manufactured in the USA with hard-coated anodized aluminum are made to withstand abrasion, are anti-corrosive, and can withstand the highest pressures.  You can trust that these adapters will meet and EXCEED your industrial and municipal needs. 

More About Female To Male Adapters

A pipe & fire hose fitting adapter is used to connect straight pipe or hose sections, to adapt to different sizes or shapes, and for other purposes. 

Pipe & hose adapter is a length of straight or tapered pipe with male or female threads on both ends. It is one of the most popular category of pipe & hose fittings. It is a connector or a coupling threaded on both ends. Pipe adapters are used to allow items with different threads to be connected together. They are used to fit straight / tapered end hose or pipes. A combination of pipe adapters are recommended for low-pressure discharge and suction service for various compatible liquids and not for compressible products like air, nitrogen or steam. 

If the two ends of a coupling are different (e.g. one NST/NH threaded and one NPT threaded), then it is usually referred to as an adapter. 

A pipe coupling is any fitting or device used to join two or more pipes in such a way that continuity is maintained between them. The body of a pipe coupling is typically made of the same or similar materials as those used to construct the pipes it joins. They may be rigid or flexible depending on the amount of movement the pipe is subjected to and may per permanent or removable fixtures. A pipe coupling can be stepped or reduced in internal diameter to accept pipes of different sizes, be T or cross shaped to join more than two pipes, or angled to form bends. Pipe couplings may also include peripheral features or equipment such as inspection openings, flow meters, or valves.

Our Guarantee

We 100% guarantee our brass adapters.  If you are unhappy with your purchase you can return it within 30 days NO QUESTIONS ASKED!

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 10363836961

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.4 ★★★★★
Based on 1154 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
J
Verified Purchase
Joe
Charlottesville, US
★★★★★ 5
Efficient long lasting. Great Value
Style: CF10735 Classic
These filters (my second one) has lasted me over two years with a little maintenance in between, (removing from time to time to vacuum and shake out the bigger debris.) They do a great job of keeping the cabin air really clean and fresh. 1) Over designed and built (Good thing) installed without effort. 2) Fit and finish is perfect for my 2016 Genesis G80 3) Carbon filter works well but after about six months it no longer absorbs orders, This is excepted especially when I have not swapped it out for over two years. 4) Great value and honestly I should be replacing these cabin filters out ever six months for efficiency and order control. Note: When I decided to replace it the filter held up structurally as the day I installed it. The charcoal beads where all intact as well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 30, 2026
R
Verified Purchase
RadcoCorp.
Dallas, US
★★★★★ 5
Better than OEM, AC is so fresh now!
Style: CF10374 Classic, Style: CF10374 Classic
YEEEEEEAHHHHH! This went straight from the mailman's hand to my 2010 Tacoma. -Fits better than OEM and Replacements! -AC smells so fresh now! -Easy installation without any complications. -Has a foam gasket around the filter that makes it fit like a glove, thight and secure! -Very Well Made and quality materials. Won't be returning this one, will actually buy it for the rest of my cars! ⭐️⭐️⭐️⭐️⭐️
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 11, 2026
B
Verified Purchase
Big Belly
Bozeman, US
★★★★★ 5
Great Air Filter
Size: 9.6" x 11.1" x 2.2"
Some review’s will say “it’s an air filter, blah, blah, blah”. These reviews are written by the same people that think “water is water”. I’m not one of those people. I’ve noticed that the air smells better, cleaner. I’ve also noticed that the air blows a little stronger. It’s very easy to install, fits perfectly and it’s reusable so it saves you money over the long term and it reduces landfill waste.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 4, 2024
P
Verified Purchase
Patrick "Pat" Bickel
Waukegan, US
★★★★★ 5
THE cabin air filter to use!
Size: 9.6" x 11.1" x 2.2"
I replaced the OEM cabin air filter when I bought my truck, like I always do. 2019 & 2020 Ram 1500's suffer from an underperforming AC system in the summer due to a blend door in the dash not closing completely. Having any kind of restrictive cabin air filter only exacerbates the problem. I bought this filter on the recommendation of many owners who had done the same with great results. I was presently surprised at the increase in air flow coming out of the vents. I also like that in K7N fashion, it is washable and reusable, effectively making it a lifetime filter. Don't overthink it. Yes it costs more, but you will save $$ in the long run with this filter. I am sure this filter fits many other makes & models of vehicles and will improve the airflow of any vehicle it is installed in.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 31, 2024
R
Verified Purchase
Rhiannon
New York, US
★★★★★ 5
Easy to install and fits great
Size: 9.6" x 11.1" x 2.2"
Fits great and seems better quality than any paper filter. Nice rubber edge makes a good seal and the airflow is good. Used in a 2023 Ram 3500. Installation was easy. So far it appears to filter out all the dust and odors.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 16, 2025

recommand products