This coupler has a 14mm stem.
Free Gift Card Details
- The promotion will be automatically applied on the Shopping Cart page.
- To qualify for this offer, your order subtotal must equal $100 or more. Excludes gift cards, free item offers, warranties, Advantage memberships, tax and shipping.
- Free gift cards will be issued in the form of e-gift cards only, not physical gift cards.
- E-gift cards will be sent to the email address used in your billing address when your order ships or is picked up.
- Free e-gift cards expire 10/01/26.
- Promo code not valid on prior purchases or on Honda and STIHL products and cannot be combined with other promotional offers.
- Valid online and in participating retail stores.
- Limited-time offer. Subject to change without notice.
NorthStar Female Thread-On Coupler, 3/8in. x M22, 4000 PSI

This is a carousel with one large zoomable image and a track of thumbnails on the left. Select any of the thumbnail buttons to change the zoomable image on the right. If a thumbnail is a video or 360 degree image thumbnail, or the last thumbnail in the list, the button will open the product media modal.

Click or Tap image to Zoom
Shipping:
Available now
$19.99 Same DayStore Pickup:
1 in stock at Fredericksburg VA - Pickup in under 1 hr
- Connect and disconnect high-pressure hoses to the pump and gun multiple times without using tools
- Coupler spins hand tight onto nipple for a leak-free seal
Prop 65 Warning: See Details
See full description
Description
Key Specs
Reviews
Q & A
Compare
Product Summary
What's Included
- (1) Thread-on female coupler
Features + Benefits
- Connect and disconnect high-pressure hoses to the pump and gun multiple times without using tools
- Coupler spins hand tight onto nipple for a leak-free seal
Key Specs
| Attribute | Specification |
|---|---|
item# | 43376 |
Brand | NorthStar |
Ship Weight | 0.28 LB |
Inlet | Multiple |
| Attribute | Specification |
|---|---|
Max. PSI | 4,000 |
Quick Connect | No |
Material | Brass |
Reviews
Questions & Answers
Questions
-
· 5 years ago
Does this adapter have an M22-15mm or an M22-14mm fitting?
1 answer-
NorthstarExpert12· 5 years ago
Helpful?
-
-
· 5 years ago
What size o-ring does the 3/8 x m-22 thread on fitting take?
1 answer-
NorthStarExpert38· 5 years ago
This coupler has a 3/8 in. O ring.
Helpful?
-
Compare with Most Popular in Pressure Washer Couplers + Fittings
See All Pressure Washer Couplers + Fittings
See All NorthStar Pressure Washer Couplers + Fittings
Currently Viewing This Product
$15.99Shipping:
Available now
$19.99 Same DayStore Pickup:
1 in stock at Fredericksburg VA - Pickup in under 1 hr
- $10.99
Shipping:
Factory shippedStore Pickup:
Not available - online only
Item # 6739359
$4.19Shipping:
Factory shippedStore Pickup:
Not available - online only
- $10.99
Shipping:
Factory shippedStore Pickup:
Not available - online only
Specifications
Multiple
3/8
1/4
3/8
4,000
-
-
-
No
Yes
Yes
Yes
Brass
-
-
-
-
0.2000 lb
0.0500 lb
0.2000 lb
-
1.8 x 1.2 x 5.2 in
1.5 x 1.4 x 5.4 in
1.6 x 1.3 x 4.8 in
See All Pressure Washer Couplers + Fittings
See All NorthStar Pressure Washer Couplers + Fittings
Recently Viewed Items
This is a carousel with auto-rotating slides. Activate any of the buttons to disable rotation. Use Next and Previous buttons to navigate, or jump to a slide with the slide dots.



