LAVATORY FAUCETS
■ Dryden™ Collection
■ Single Handle Deck Mount
Submitted Model No.: _______________________________________________
Specific Features: __________________________________________________ STANDARD SPECIFICATIONS: 
• Max. 1.2 gpm @ 60 psi, 4.5 L/min @ 414 kPa
• One or three hole mount (escutcheon              
   optional, included)
• Diamond coated ceramic cartridge
• Solid brass fabricated body
• 3/8" O.D. straight, staggered PEX supply tubes
• Models have metal drain with pop-up type fitting      
   with plated flange and stopper
551- -DST▲
Delta reserves the right (1) to make changes in specifications and materials, and (2) to change or discontinue 
models, both without notice or obligation.  Dimensions are for reference only.  See current full-line price book or 
www.deltafaucet.com for finish options and product availability.
DSP-L-551-DST  Rev. D
COMPLIES WITH:
• ASME A112.18.1 / CSA B125.1
• ASME A112.18.2 / CSA B125.2
 Indicates compliance to      
 ICC/ANSI A117.1
• 
EPA WaterSense®
• Meets 0.25% weighted average lead      
   content regulations.
3 3/8"
(86 mm)
1 3/8"
(35 mm) Dia.
1 1/4"
(32 mm) Dia.
2 1/8"
(54 mm) 
Dia. 1 5/8" 
(41 mm) 
to 
2 3/8" 
(60 mm) 
4 5/8"
(117 mm)
 1 5/8"
 (41 mm)
Diameter
 3 7/8"
(98 mm)
 2 7/8" (73 mm)
Max. Deck 
Thickness
35 "
(889 mm)
 36"
(914 mm)
 6"
(152 mm)
Optional
Escutcheon
 2 1/8"
(54 mm)
Optional 6"
Escutcheon
 7 7/8"
(201 mm)
8 5/16"
(211 mm)
 5 3/8"
(137 mm)
 3/8" (9 mm)
Compression
Fitting
 7 3/4"
(197 mm)
WARRANTY
• 
Lifetime limited warranty on parts (other than      
   electronic parts and batteries) and finishes:      
   or, for commercial users, for 5 years from     
   date of purchase.
• 
5 year limited warranty on electronic parts      
   (other than batteries); or, for commercial      
   users, for 1 year from the date of purchase.       
   No warranty is provided on batteries.
55 E. 111th Street, Indianapolis, Indiana  46280
350 South Edgeware Road, St. Thomas, ON  N5P 4L1
© 2017 Masco Corporation of Indiana
FEATURES: 
• DIAMOND Seal® Technology
▲ Designate Proper Finish Suffix
 
Recommended Min. 2 1/2" (64 mm) 
Clearance to Back Splash
1 1/8" - 1 1/2" 
(29-38 mm)
Hole Size