FEATURES: MilSpec construction: the only pump action shotgun to pass MilSpec 3443E; Parkerized or Marinecote finishes on heavy-walled barrels; metal trigger guard and safety buttons. Select models feature tactical tri-rail forends, 6-position adjustable stocks, picatinny top rails, and specialty sight packages.

: 590A1 models offer a variety of sighting options to meet mission-specific needs: XS Systems or LPA brand (shown, above top) Ghost Ring sights, high-visibility 3-Dot (bottom) or Front Bead configurations.

: Four new 590A1 models offer 7-Shot capacity with the convenience of a compact 18.5” barrel.

: The Plus 4 Shell Storage Stock holds an additional four shotshells keeping you prepared during unexpected emergencies.

MOSS18015 Home Defense eBook_160x300_CTA

Models New for 2018

ITEM #

GAUGE

CAPACITY

BARREL LENGTH

BARREL TYPE

CHOKES

SIGHTS

LOP

BARREL FINISH

STOCK

LENGTH

WEIGHT

590A1 – 7 Shot

#50776

18.5"

Heavy-Walled

Cylinder Bore

Bead

13.875"

Parkerized

Synthetic (Black)

39.5"

DETAILS

590A1 – 7 Shot – Ghost Ring

#50774

18.5"

Heavy-Walled

Accu-Choke System - Cylinder Bore Choke Installed

Ghost Ring

13.875"

Parkerized

Synthetic (Black)

39.5"

DETAILS

590A1 – 7 Shot – Mariner

#50777

18.5"

Heavy-Walled

Cylinder Bore

Bead

13.875"

Marinecote

Synthetic (Black)

39.5"

DETAILS

590A1 – 9 Shot

#51660

20"

Heavy-Walled

Cylinder Bore

Bead

14.25"

Parkerized

Synthetic (Black)

41"

7.25

DETAILS

#51663

20"

Heavy-Walled

Cylinder Bore

Ghost Ring

14.25"

Parkerized

Synthetic (Black)

41"

7.25

DETAILS

#51668

20"

Heavy-Walled

Cylinder Bore

Ghost Ring

14.25"

Parkerized

Synthetic (Black - SpeedFeed)

41"

7.25

DETAILS

590A1 – 9 Shot – Left-Handed

#59815

20"

Heavy-Walled

Cylinder Bore

XS Ghost Ring

14.25"

Parkerized

Synthetic (Black)

41"

DETAILS

590A1 – 9 Shot – Tactical Tri-Rail Adjustable

#53693

20"

Heavy-Walled

Cylinder Bore

Ghost Ring

10.75" - 14.25"

Parkerized

6- Pos Adjustable Synthetic/Alum (Black)

36.125"

7.5

DETAILS

590A1 – 9 Shot – U.S. Service Model with Tactical Scabbard

#50676

20"

Heavy-Walled

Cylinder Bore

Bead

14.25"

Parkerized

Synthetic (Black)

41"

7.25

DETAILS

590A1 – 9 Shot – XS Ghost Ring Sights +4Stock

#51771

20"

Heavy-Walled

Cylinder Bore

XS Ghost Ring

14.25"

Parkerized

Synthetic (Black) with Shell Storage (4)

41"

DETAILS

590A1 – 9 Shot SPX

#50771

20"

Heavy-Walled

Cylinder Bore

Ghost Ring

14.25"

Parkerized

Synthetic (Black)

41"

7.25

DETAILS

590A1 – 9-Shot Magpul Series

#51773

20"

Heavy-Walled

Cylinder Bore

XS Ghost Ring

12.25"- 14.25"

Parkerized

Magpul SGA/MOE

39.5"

7.25

DETAILS

590A1 – 7 Shot

#50776

: 12	Barrel Finish: Parkerized
Capacity: 7	Stock Finish: Synthetic (Black)
Barrel Length: 18.5"	Length: 39.5"
Barrel Type: Heavy-Walled	Weight: 7
: Cylinder Bore	Sights: Bead
LOP: 13.875"

590A1 – 7 Shot – Ghost Ring

#50774

: 12	Barrel Finish: Parkerized
Capacity: 7	Stock Finish: Synthetic (Black)
Barrel Length: 18.5"	Length: 39.5"
Barrel Type: Heavy-Walled	Weight: 7
: Accu-Choke System - Cylinder Bore Choke Installed	Sights: Ghost Ring
LOP: 13.875"

590A1 – 7 Shot – Mariner

#50777

: 12	Barrel Finish: Marinecote
Capacity: 7	Stock Finish: Synthetic (Black)
Barrel Length: 18.5"	Length: 39.5"
Barrel Type: Heavy-Walled	Weight: 7
: Cylinder Bore	Sights: Bead
LOP: 13.875"

590A1 – 9 Shot

#51660

: 12	Barrel Finish: Parkerized
Capacity: 9	Stock Finish: Synthetic (Black)
Barrel Length: 20"	Length: 41"
Barrel Type: Heavy-Walled	Weight: 7.25
: Cylinder Bore	Sights: Bead
LOP: 14.25"

#51663

: 12	Barrel Finish: Parkerized
Capacity: 9	Stock Finish: Synthetic (Black)
Barrel Length: 20"	Length: 41"
Barrel Type: Heavy-Walled	Weight: 7.25
: Cylinder Bore	Sights: Ghost Ring
LOP: 14.25"

#51668

: 12	Barrel Finish: Parkerized
Capacity: 9	Stock Finish: Synthetic (Black - SpeedFeed)
Barrel Length: 20"	Length: 41"
Barrel Type: Heavy-Walled	Weight: 7.25
: Cylinder Bore	Sights: Ghost Ring
LOP: 14.25"

590A1 – 9 Shot – Left-Handed

#59815

: 12	Barrel Finish: Parkerized
Capacity: 9	Stock Finish: Synthetic (Black)
Barrel Length: 20"	Length: 41"
Barrel Type: Heavy-Walled	Weight: 7
: Cylinder Bore	Sights: XS Ghost Ring
LOP: 14.25"

590A1 – 9 Shot – Tactical Tri-Rail Adjustable

#53693

: 12	Barrel Finish: Parkerized
Capacity: 9	Stock Finish: 6- Pos Adjustable Synthetic/Alum (Black)
Barrel Length: 20"	Length: 36.125"
Barrel Type: Heavy-Walled	Weight: 7.5
: Cylinder Bore	Sights: Ghost Ring
LOP: 10.75" - 14.25"

590A1 – 9 Shot – U.S. Service Model with Tactical Scabbard

#50676

: 12	Barrel Finish: Parkerized
Capacity: 9	Stock Finish: Synthetic (Black)
Barrel Length: 20"	Length: 41"
Barrel Type: Heavy-Walled	Weight: 7.25
: Cylinder Bore	Sights: Bead
LOP: 14.25"

590A1 – 9 Shot – XS Ghost Ring Sights +4Stock

#51771

: 12	Barrel Finish: Parkerized
Capacity: 9	Stock Finish: Synthetic (Black) with Shell Storage (4)
Barrel Length: 20"	Length: 41"
Barrel Type: Heavy-Walled	Weight: 7
: Cylinder Bore	Sights: XS Ghost Ring
LOP: 14.25"

590A1 – 9 Shot SPX

#50771

: 12	Barrel Finish: Parkerized
Capacity: 9	Stock Finish: Synthetic (Black)
Barrel Length: 20"	Length: 41"
Barrel Type: Heavy-Walled	Weight: 7.25
: Cylinder Bore	Sights: Ghost Ring
LOP: 14.25"

590A1 – 9-Shot Magpul Series

#51773

: 12	Barrel Finish: Parkerized
Capacity: 9	Stock Finish: Magpul SGA/MOE
Barrel Length: 20"	Length: 39.5"
Barrel Type: Heavy-Walled	Weight: 7.25
: Cylinder Bore	Sights: XS Ghost Ring
LOP: 12.25"- 14.25"

Extras

Video

How to Install The FLEX Stock Adapter

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Support

U.S. Customer Service (within all 50 states)

service@mossberg.com
(800) 363-3555

U.S. Customers - Should your firearm or any component of your firearm require service, kindly ship the entire firearm (not just components) to our Product Service Center postage paid, via your chosen carrier. We do not accept C.O.D. shipments.
U.S. Shipping Instructions »

Canada Customer Service

servicecanada@mossberg.com

Canadian Customers - Should your firearm or any component of your firearm require service, kindly contact your nearest Warranty & Service Center to schedule for service.
Canadian Warranty & Service Centers »

For Vortex Scope Warranties in Canada please contact :

Vortex Canada
Phone 866-343-0054
E-mail : info@vortexcanada.net
Address : 45 Airpark Place Unit 5 Guelph, ON N1L 1B2
https://www.vortexcanada.net/en/vip-warranty/

Owner's Manuals

Owner's Manuals are available online.
View/Download an Owner's Manual »

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Please request one by calling (800) 363-3555, or complete the Owner’s Manual Request Form »