AVSPARE.COM
parts catalog

2W-9726 PUMP GP-WATER 3508 MARINE ENGINE


COOLING SYSTEM
PUMP GP-WATER
INDICATOR GP-LIQUID LEVEL
RADIATOR GP
AIR INLET AND EXHAUST SYSTEM
AFTERCOOLER GP
AIR CLEANER GP
TURBOCHARGER GP
AIR CLEANER GP
LINES GP-AIR
MANIFOLD GP-EXHAUST


COOLING SYSTEM

PUMP GP-WATER
 

#SEBP37160090
 

2W-9726: PUMP GP-WATER

2W-9726 PUMP GP-WATER
i01765410 SEBP3716
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 212-8176 CY [1] PUMP GP-WATER  
3. 9M-2151 [3] STUD-TAPERLOCK (3/8-16X1.378-IN)  
4. 9S-8752 [3] NUT-FULL (3/8-16-THD)  
5. 8N-6423 [1] COVER (WATER INLET)  
6. 5H-6734 [1] SEAL-O-RING  
7. 3B-1915 [4] BOLT (3/8-16X1.375-IN)  
8. 149-5462 [1] SEAL-O-RING  
   
    AVAILABLE REPAIR KIT(S):
  222-5153 KIT-WATER PUMP (WATER PUMP)  
    (INCLUDES BOLTS, SEAL-O-RING, FILTERS, WASHERS, SEAL-LIP TYPE, WASHERS, RING AS, SEAL GP, PUMP SHAFT, & IMPELLER)
  C   CHANGE FROM PREVIOUS TYPE
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP37160091
 

7N-4885: SWITCH GP-COOLANT LEVEL

7N-4885 SWITCH GP-COOLANT LEVEL
FOR USE WITH EXPANSION TANK
i00068641 SEBP3716
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6V-4245 C [2] ELBOW  
2. 3N-4622 CI [2] HOSE AS  
3. 2A-0762 C [2] BOLT (1/4-20X0.625-IN)  
4. 5P-0537 [2] WASHER-HARD (7.2X14.5X2-MM THK)  
5. 6B-5072 [1] ADAPTER  
6. 2N-9768 [1] SWITCH-LIQUID LEVEL (COOLANT)  
7. 6K-1972 C [2] ELBOW-FLARED  
8. 7E-7731 C [2] MOUNT  
9. 6V-7646 [2] WASHER-HARD (7.2X25X2-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
 

#SEBP37160092
 

8N-7717: TANK GP-EXPANSION

8N-7717 TANK GP-EXPANSION
FOR USE WITH @@@@@ 8N-8993@@@@@, @@@@@ 8N-7643@@@@@
i00414443 SEBP3716
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1S-5772 [1] GASKET  
2. 2N-0931 [4] GASKET  
3. 3H-5939 [1] GASKET-HEAT EXCHANGER  
4. 3N-1341 [1] ADAPTER AS-NECK  
5. 4N-3311 J [1] CAP-PRESSURE (7-PSI)(EXPANSION TANK)  
    -OR-
  127-8660 L [1] CAP-PRESSURE (14-PSI)(EXPANSION TANK)  
6. 5D-1026 [1] CLAMP-BAND  
7. 7N-4927 [1] GASKET-HOUSING COVER  
8. 7N-5120 [1] FLANGE  
9. 7N-5123 [1] TUBE  
10. 7N-5127 [1] HOUSING AS  
  4W-3108 [1] VALVE AS  
11. 8B-9725 [4] BOSS (17/32X1X1/4-IN THK)  
12. 5P-0721 E HOSE (193-CM)  
13. 8N-9422 [1] ELBOW  
14. 8N-9609 [4] FLANGE  
15. 8N-9706 [2] TUBE  
16. 245-2876 C [1] TANK AS-EXPANSION  
17. 0L-1351 C [6] BOLT (3/8-16X0.875-IN)  
18. 0S-1585 C [4] BOLT (1/2-13X1.5-IN)  
19. 0S-1590 [8] BOLT (3/8-16X2-IN)  
20. 0S-1595 [1] BOLT (1/2-13X1.25-IN)  
21. 0S-1621 [1] BOLT (1/2-13X1-IN)  
22. 1A-2029 [4] BOLT (3/8-16X1.125-IN)  
23. 1C-2251 [16] BOLT (3/8-16X1.87-IN)  
24. 2A-1531 [2] BOLT (1/2-13X6.5-IN)  
25. 3S-8664 [2] CLIP (LOOP)  
26. 4M-2442 [4] BOLT (1/2-13X12.32-IN)  
27. 5B-9603 [10] BOLT (3/8-16X5-IN)  
28. 5M-2894 C [24] WASHER-HARD (10.2X18.5X2.5-MM THK)  
29. 6D-4636 [1] CLIP (LOOP)  
30. 5P-8245 C [12] WASHER-HARD (13.5X25.5X3-MM THK)  
31. 6V-1454 [4] SEAL-O-RING  
32. 6V-6809 [1] SEAL-O-RING  
33. 8T-2903 [2] SEAL-O-RING  
34. 8T-6765 [5] PLUG-PIPE (1/4-18-THD)  
35. 357-9544 [1] CLIP  
36. 9X-6772 [1] STRAP-CABLE  
   
    AVAILABLE REPAIR KIT(S):
  225-4256 JL [1] FILM-WARNING (HOT FLUID UNDER PRESSURE, U.S.)  
  294-9052 J [1] KIT-COOLING SYSTEM PARTS (7-PSI)(EXPANSION TANK)  
    (INCLUDES RADIATOR CAP & WARNING FILM)
  295-5458 L [1] KIT-COOLING SYSTEM PARTS (14-PSI)(EXPANSION TANK)  
    (INCLUDES RADIATOR CAP & WARNING FILM)
  C   CHANGE FROM PREVIOUS TYPE
  E   ORDER BY THE CENTIMETER
  J   KIT MARKED J SERVICES PART(S) MARKED J
  L   KIT MARKED L SERVICES PART(S) MARKED L
 

#SEBP37160093
 

7N-8722: AFTERCOOLER GP-WATER

7N-8722 AFTERCOOLER GP-WATER
FRESH AIR
i00411068 SEBP3716
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7W-5456 [1] CORE AS-AFTERCOOLER  
2. 031-4630 [14] BOLT-LOCKING (5/16-18X0.75-IN)  
3. 6V-1454 [6] SEAL-O-RING  
4. 1M-7913 [1] RING-RETAINING  
5. 8C-5209 [2] SEAL-O-RING  
6. 107-8758 [1] HOUSING-FRONT  
7. 107-8760 [1] HOUSING-REAR  
8. 1W-1253 [1] GASKET  
9. 4N-0684 [2] DOWEL (.75 LONG)  
10. 1T-0720 [12] BOLT-12 POINT HEAD (3/8-16X1.25-IN)  
11. 5M-2894 [40] WASHER-HARD (10.2X18.5X2.5-MM THK)  
12. 8N-2928 [1] GASKET  
13. 0L-1143 [28] BOLT (3/8-16X2.5-IN)  
14. 5F-4899 [2] BOLT (3/8-16X5.5-IN)  
15. 8N-2409 [2] ADAPTER  
16. 7M-9909 [2] SEAL-O-RING  
17. 1W-5421 [1] CONNECTOR  
18. 8N-9654 [1] ADAPTER  
19. 8T-6762 [4] PLUG-PIPE (1/2-14-THD)  
20. 1W-5728 [2] SLEEVE  
21. 8T-6765 [1] PLUG-PIPE (1/4-18-THD)  
22. 230-1072 [1] GASKET  
23. 1W-4955 [28] SPACER (11.36X17.46X27-MM THK)  
 

#SEBP37160094
 

137-5554: AIR CLEANER GP

137-5554 AIR CLEANER GP
ALSO AN ATTACHMENT
i00688439 SEBP3716
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8N-3378 Y [2] AIR CLEANER GP  
2. 5P-3860 [2] CLAMP-HOSE  
3. 8N-2555 [2] FILTER-SOOT (AIR CLEANER)  
4. 3V-3308 [4] WASHER-HARD (10.2X20.5X2.5-MM THK)  
5. 0L-1351 [4] BOLT (3/8-16X0.875-IN)  
6. 5M-2894 [8] WASHER-HARD (10.2X18.5X2.5-MM THK)  
7. 8N-5254 [2] HOSE-REDUCER  
8. 137-5557 [1] SUPPORT AS  
9. 1A-2029 [6] BOLT (3/8-16X1.125-IN)  
10. 5P-4869 [2] CLAMP-HOSE  
11. 8N-8880 [1] BRACKET AS (RH)  
12. 6H-1717 [6] BOLT (1/2-13X1.125-IN)  
13. 5P-8245 [6] WASHER-HARD (13.5X25.5X3-MM THK)  
14. 8N-8879 [1] BRACKET AS (LH)  
15. 0S-1571 [2] BOLT (3/8-16X1.75-IN)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP37160095
 

8N-3378: AIR CLEANER GP

8N-3378 AIR CLEANER GP
PART OF 137-5554 AIR CLEANER GP
ALSO AN ATTACHMENT
i00430484 SEBP3716
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5S-0003 [2] NUT (5/16-18-THD)  
2. 8T-6757 [2] PLUG-PIPE  
3. 7W-0495 [1] GUIDE AS  
5. 2K-4973 [4] LOCKNUT (3/8-16-THD)  
6. 8N-6309 [1] FILTER ELEMENT AS-AIR (PRIMARY)  
7. 8N-6534 [1] COVER AS  
7A. 8N-2559 [1] GASKET  
8. 1B-7182 [2] BOLT (5/16-18X1.25-IN)  
9. 7K-3215 [2] BOSS (0.413X1X0.630-IN THK)  
10. 9M-1974 [2] WASHER-HARD (8.8X16X2-MM THK)  
 

#SEBP37160096
 

6N-7960: CARTRIDGE GP-TURBOCHARGER

6N-7960 CARTRIDGE GP-TURBOCHARGER
PART OF 1W-5285 TURBOCHARGER GP
i00389272 SEBP3716
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9Y-1936 [1] SHROUD  
2. 7N-3759 J [1] RING-PISTON  
3. 6N-5004 J [1] BEARING-THRUST  
4. 9M-8911 [1] COLLAR-THRUST  
5. 9M-8919 J [2] RING-SEAL  
6. 9M-8915 J [3] RING-RETAINING  
7. 0S-1616 [4] BOLT (1/4-20X1-IN)  
8. 6N-7962 [1] PLATE AS-BACKING  
  7W-0130 [1] BEARING-THRUST  
  7W-0131 [3] STUD-DRIVE  
9. 1P-1120 J [1] RING-SEAL  
10. 4P-3429 [1] WHEEL-COMPRESSOR  
11. 9N-2046 [1] SPACER-THRUST  
12. 1S-1770 J [1] LOCKNUT-TURBOCHARGER  
13. 9N-2036 J [4] PLATE-LOCK  
14. 9N-2035 [1] HOUSING AS-CENTER  
  4M-6646 [2] PIN-GROOVED  
  7W-2368 [1] RING-SEAL  
15. 9N-2043 [1] WHEEL & SHAFT AS  
   
    AVAILABLE REPAIR KIT(S):
  9N-2041 [1] KIT-BEARING  
    (INCLUDES BEARINGS & WASHERS)
  7C-7446 AB KIT-BEARING (0.51-MM OS)  
    (INCLUDES BEARINGS & WASHERS)
  7C-7447 AB KIT-BEARING (0.51-MM OS, 0.25-MM US)  
    (INCLUDES BEARINGS & WASHERS)
  7N-3194 AB KIT-BEARING (0.25-MM OS, 0.25-MM US)  
    (INCLUDES BEARINGS & WASHERS)
  8N-4157 AB KIT-BEARING (0.25-MM OS)  
    (INCLUDES BEARINGS & WASHERS)
  8N-4160 AB KIT-BEARING (0.25-MM US)  
    (INCLUDES BEARINGS & WASHERS)
  2W-0715 J [1] KIT-CARTRIDGE (TURBOCHARGER)  
    (INCLUDES SEAL RINGS, RETAINER RINGS, LOCK PLATES, LOCKNUTS, & THRUST BEARING)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  J   KIT MARKED J SERVICES PART(S) MARKED J
 

#SEBP37160097
 

7N-6782: INDICATOR GP-AIR FILTER CHANGE

7N-6782 INDICATOR GP-AIR FILTER CHANGE
CANNOT BE USED WITH PREMIUM INSTRUMENT PANEL
i00410417 SEBP3716
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8L-5008 [2] ELBOW-PIPE  
2. 3B-6552 [2] ELBOW-PIPE  
3. 5L-3233 [2] FITTING-CONNECTOR  
4. 6I-2933 [2] INDICATOR-AIR FILTER SERVICE  
 

#SEBP37160098
 

161-2189: LINES GP-AIR

161-2189 LINES GP-AIR
i01757993 SEBP3716
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1W-1251 [2] GASKET  
2. 4W-0716 [1] MANIFOLD-AIR INLET  
3. 5M-2894 [88] WASHER-HARD (10.2X18.5X2.5-MM THK)  
4. 1A-2029 [16] BOLT (3/8-16X1.125-IN)  
5. 4P-8097 [2] BRACKET  
10. 9Y-5584 [1] ELBOW-EXHAUST  
11. 2W-1640 [1] BRACKET  
12. 5P-8245 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
13. 9X-8874 [2] BOLT (1/2-13X3-IN)  
14. 6V-5504 [8] SEAL-O-RING  
15. 7N-5089 [8] GASKET  
16. 5P-0076 [64] BOLT-12 POINT HEAD (3/8-16X1.5-IN)  
17. 7N-5080 [8] GASKET-MANIFOLD  
18. 7N-5085 [8] FLANGE  
19. 7N-4895 [2] GASKET  
20. 7N-4897 [2] FLANGE  
21. 6V-2695 [4] SEAL-O-RING  
22. 0L-1143 [6] BOLT (3/8-16X2.5-IN)  
26. 0L-1351 [2] BOLT (3/8-16X0.875-IN)  
27. 7W-1944 [2] RETAINER  
28. 8T-6765 [3] PLUG-PIPE (1/4-18-THD)  
29. 9S-8752 [2] NUT-FULL (3/8-16-THD)  
30. 9L-9132 [6] WASHER (10.2X25.5X2.5-MM THK)  
31. 0S-1571 [2] BOLT (3/8-16X1.75-IN)  
32. 7N-5079 [8] ELBOW  
33. 0S-0509 [2] BOLT (3/8-16X0.75-IN)  
34. 2W-4067 [1] PIPE  
35. 2W-4068 [1] PIPE  
36. 5P-5700 [4] SEAL-O-RING  
37. 3J-5389 [2] PLUG (EXTERNAL)  
 

#SEBP37160099
 

6I-0041: MANIFOLD GP-EXHAUST

6I-0041 MANIFOLD GP-EXHAUST
i00388643 SEBP3716
  For full view, you need register

Parts for your 3508 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6I-0044 [1] MANIFOLD AS (RH)  
2. 6I-0045 [1] MANIFOLD AS (LH)  
3. 7E-4127 [8] GASKET  
4. 0L-2070 [16] BOLT (3/8-16X2.25-IN)  
5. 8T-6761 [3] PLUG-PIPE (1-11-1/2 NPT THD)  
6. 5B-7890 [4] PLUG-PIPE  
7. 6L-8562 [8] STUD-TAPERLOCK (3/8-16X1.77-IN)  
8. 1D-4706 [16] BOLT (3/8-16X6-IN)  
9. 5M-2894 [32] WASHER-HARD (10.2X18.5X2.5-MM THK)  
10. 4W-3053 [1] BRACKET  
11. 0S-1595 [2] BOLT (1/2-13X1.25-IN)  
12. 7D-1649 [2] WASHER-HARD (13.5X32X5-MM THK)  
13. 0S-1591 [2] BOLT (3/8-16X1.5-IN)  
14. 9L-9132 [2] WASHER (10.2X25.5X2.5-MM THK)  
15. 9S-8752 [2] NUT-FULL (3/8-16-THD)  
 

Information:

Engine News
New Auxiliary Water Pumps are Now Used on Certain 3500 Cat<SUP>&reg;</SUP> Engines {1361, 1371}
New Auxiliary Water Pumps are Now Used on Certain 3500 Cat® Engines {1361, 1371}
Special Instruction
Use Proper Handling During Shipment and Installation of the Water Pumps{1361}
Use Proper Handling During Shipment and Installation of the Water Pumps{1361}
Service Letter-NACD
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock
Service Letter-Australia
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock
Service Letter-CFEL
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock
Service Letter-CSARL
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock
Service Letter-Americas
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock
Technical Information Bulletin
Remanufactured Water Pump For 3500 Engine
Remanufactured Water Pump For 3500 Engine
Use of the 9Y-5710 Auxiliary Sea Water Pump in 3500 and 3500B applications
Use of the 9Y-5710 Auxiliary Sea Water Pump in 3500 and 3500B applications
Service Letter-China
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock
Service Letter-Asia
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock
Reuse And Salvage Guidelines
Reuse and Salvage of Water Pumps {1361}
Reuse and Salvage of Water Pumps {1361}
Information Release Memo
REMANUFACTURED SEA WATER PUMPS FOR 3400 AND 3500 ENGINES
REMANUFACTURED SEA WATER PUMPS FOR 3400 AND 3500 ENGINES
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
Service Letter-APD
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
0R2815, 0R2857, 0R2858, And 0R4574 Remanufactured Water Pumps Need To Be Removed From Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock
The Impeller Retaining Nut Needs To Be Replaced On Certain 0R9670, 0R9671, 0R9672, And 0R9673 Remanufactured Water Pumps In Dealer Parts Stock

Caterpillar Parts SIS Catalog 3508 :

Back to top
The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.