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Seal, O-Ring

SKU: H5P5846
tag Brand: Reliance Reliance brand replacement parts
sparkles Condition: New Aftermarket
shuffle Cross-References: 321258, 5P5846, 5P5846-F, CAP321258, FP-5P5846, H5P5846, M-5P5846
tractor Fits Equipment
Caterpillar 735B (T4P S/N Prefix) Caterpillar 740B (T4R S/N Prefix) Caterpillar 740B (T4S S/N Prefix) Caterpillar 773D (7CS S/N Prefix)
engine Fits Engines
Caterpillar 3406C | 11N ESN Prefix Caterpillar 3406B | 11N ESN Prefix Caterpillar 3406 | 11N ESN Prefix
$285
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Call 800-828-6943 to check availability.
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Parts that meet or exceed OEM specifications. Guaranteed performance you can trust. Reliability built into every component.
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Same location and same phone number for the last 50 years. Same commitment to getting you the right parts at the right price.
RF Engine offers an expansive offering of new aftermarket, remanufactured, and used engines and engine parts all under one roof.

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Seal, O-Ring

medal Our aftermarket replacement parts are built to OEM-equivalent standards. They have been produced to meet or exceed original equipment specifications for material quality, dimensional tolerance, and field durability — the same rigors the factory part is designed to handle. The result is a component that installs like factory, performs like factory, and delivers long service life without the dealer price tag.

tractor Fitment Guide

truck Articulated Dump Trucks (17)
Caterpillar 735B (T4P S/N Prefix)
Caterpillar 740B (T4R S/N Prefix)
Caterpillar 740B (T4S S/N Prefix)
Caterpillar 773D (7CS S/N Prefix)
Caterpillar 773D (7ER S/N Prefix)
Caterpillar 775D (6KR S/N Prefix)
Caterpillar 775D (8AS S/N Prefix)
Caterpillar 775E (BEC S/N Prefix)
Caterpillar 776D (AFS S/N Prefix)
Caterpillar 777D (3PR S/N Prefix)
Caterpillar 777D (AGC S/N Prefix)
Caterpillar 777D (FKR S/N Prefix)
Caterpillar 777F (JRP S/N Prefix)
Caterpillar 789D (SHH S/N Prefix)
Caterpillar 793C (ATY S/N Prefix)
Caterpillar 797 (5YW S/N Prefix)
Caterpillar 797B (JSM S/N Prefix)
bulldozer Crawler Dozers (17)
Caterpillar D10R (3KR S/N Prefix)
Caterpillar D11R (7PZ S/N Prefix)
Caterpillar D11R (9XR S/N Prefix)
Caterpillar D11R (AAF S/N Prefix)
Caterpillar D11T (GEB S/N Prefix)
Caterpillar D11T (TPB S/N Prefix)
Caterpillar D400D (2JJ S/N Prefix)
Caterpillar D400D (8TF S/N Prefix)
Caterpillar D40D (2JJ S/N Prefix)
Caterpillar D40D (8TF S/N Prefix)
Caterpillar D8N (1XJ S/N Prefix)
Caterpillar D8N (5TJ S/N Prefix)
Caterpillar D8N (7TK S/N Prefix)
Caterpillar D8N (9TC S/N Prefix)
Caterpillar D8R (7XM S/N Prefix)
Caterpillar D8T (FCT S/N Prefix)
Caterpillar D8T (MLN S/N Prefix)
excavator Excavators (19)
Caterpillar 245B (1SJ S/N Prefix)
Caterpillar 245B (6MF S/N Prefix)
Caterpillar 245D (4LK S/N Prefix)
Caterpillar 375 (1JM S/N Prefix)
Caterpillar 375 (6NK S/N Prefix)
Caterpillar 375 (6RL S/N Prefix)
Caterpillar 375 (8WJ S/N Prefix)
Caterpillar 375 (8XG S/N Prefix)
Caterpillar 375 (9WL S/N Prefix)
Caterpillar 375L (1JM S/N Prefix)
Caterpillar 375L (6RL S/N Prefix)
Caterpillar 375L (8WJ S/N Prefix)
Caterpillar 375L (8XG S/N Prefix)
Caterpillar 375L (9WL S/N Prefix)
Caterpillar 5080 (6XK S/N Prefix)
Caterpillar 5080 (8SL S/N Prefix)
Caterpillar 5110B (AAA S/N Prefix)
Caterpillar 5110B (AAK S/N Prefix)
Caterpillar 5110B (AAT S/N Prefix)
road Motor Graders (3)
Caterpillar 16G (93U S/N Prefix)
Caterpillar 16H (6ZJ S/N Prefix)
Caterpillar 24H (7KK S/N Prefix)
road Road Reclaimers (4)
Caterpillar RM350 (5FK S/N Prefix)
Caterpillar RR250 (6ED S/N Prefix)
Caterpillar SM350 (1RM S/N Prefix)
Caterpillar SS250 (6DD S/N Prefix)
road Scrapers (14)
Caterpillar 621E (6AB S/N Prefix)
Caterpillar 621F (4SK S/N Prefix)
Caterpillar 621F (5JK S/N Prefix)
Caterpillar 621F (9NL S/N Prefix)
Caterpillar 623E (5SG S/N Prefix)
Caterpillar 623E (6YF S/N Prefix)
Caterpillar 623F (5SG S/N Prefix)
Caterpillar 623F (6BK S/N Prefix)
Caterpillar 627E (7CG S/N Prefix)
Caterpillar 627F (1DL S/N Prefix)
Caterpillar 627F (4YK S/N Prefix)
Caterpillar 651E (4YR S/N Prefix)
Caterpillar 657E (5YR S/N Prefix)
Caterpillar 657E (6TR S/N Prefix)
bulldozer Wheel Dozers (8)
Caterpillar 824C (85X S/N Prefix)
Caterpillar 825C (86X S/N Prefix)
Caterpillar 826C (87X S/N Prefix)
Caterpillar 844 (2KZ S/N Prefix)
Caterpillar 854G (1JW S/N Prefix)
Caterpillar 854G (A4W S/N Prefix)
Caterpillar 854G (AMP S/N Prefix)
Caterpillar 854K (221 S/N Prefix)
bulldozer Wheel Loaders (15)
Caterpillar 578 (8HB S/N Prefix)
Caterpillar 980 (3HK S/N Prefix)
Caterpillar 980C (63X S/N Prefix)
Caterpillar 980F (3HK S/N Prefix)
Caterpillar 980F (5XJ S/N Prefix)
Caterpillar 980F (8CJ S/N Prefix)
Caterpillar 980F (8JN S/N Prefix)
Caterpillar 990 (4FR S/N Prefix)
Caterpillar 990II (4FR S/N Prefix)
Caterpillar 992G (7HR S/N Prefix)
Caterpillar 992G (ADZ S/N Prefix)
Caterpillar 992G (AZX S/N Prefix)
Caterpillar 992K (H4C S/N Prefix)
Caterpillar 993K (Z9K S/N Prefix)
Caterpillar 994F (442 S/N Prefix)
engine Engines (157)
Caterpillar 3406C | 11N ESN Prefix 6-cyl • Diesel
Caterpillar 3406B | 11N ESN Prefix 6-cyl • Diesel
Caterpillar 3406 | 11N ESN Prefix 6-cyl • Diesel
Caterpillar 3524B | 1AW ESN Prefix 24-cyl • Diesel
Caterpillar 3508B | 1FZ ESN Prefix 8-cyl • Diesel
Caterpillar 3512 | 1KZ ESN Prefix 12-cyl • Diesel
Caterpillar 3516 | 1LZ ESN Prefix 16-cyl • Diesel
Caterpillar 3512B | 1PW ESN Prefix 12-cyl • Diesel
Caterpillar 3408 | 28V ESN Prefix 8-cyl • Diesel
Caterpillar 3516 | 29Z ESN Prefix 16-cyl • Diesel
Caterpillar 3512 | 2AF ESN Prefix 12-cyl • Diesel
Caterpillar 3524B | 2CS ESN Prefix 24-cyl • Diesel
Caterpillar 3508B | 2GR ESN Prefix 8-cyl • Diesel
Caterpillar 3512B | 2GW ESN Prefix 12-cyl • Diesel
Caterpillar 3516B | 2JW ESN Prefix 16-cyl • Diesel
Caterpillar 3512B | 2RD ESN Prefix 12-cyl • Diesel
Caterpillar 3508 | 3HM ESN Prefix 8-cyl • Diesel
Caterpillar 3512 | 3MS ESN Prefix 12-cyl • Diesel
Caterpillar 3512 | 3RS ESN Prefix 12-cyl • Diesel
Caterpillar 3524B | 3TN ESN Prefix 24-cyl • Diesel
Caterpillar 3512 | 3WS ESN Prefix 12-cyl • Diesel
Caterpillar 3406B | 3ZJ ESN Prefix 6-cyl • Diesel
Caterpillar 3406C | 406 ESN Prefix 6-cyl • Diesel
Caterpillar 3512B | 4AW ESN Prefix 12-cyl • Diesel
Caterpillar 3516B | 4BW ESN Prefix 16-cyl • Diesel
Caterpillar 3512B | 4TN ESN Prefix 12-cyl • Diesel
Caterpillar 3512B | 5AW ESN Prefix 12-cyl • Diesel
Caterpillar 3406E | 5EK ESN Prefix 6-cyl • Diesel
Caterpillar 3406B | 5KJ ESN Prefix 6-cyl • Diesel
Caterpillar 3608 | 5PG ESN Prefix 8-cyl • Diesel
Caterpillar 3406 | 6MF ESN Prefix 6-cyl • Diesel
Caterpillar 3512 | 6PM ESN Prefix 12-cyl • Diesel
Caterpillar 3508B | 7AF ESN Prefix 8-cyl • Diesel
Caterpillar 3406B | 7FB ESN Prefix 6-cyl • Diesel
Caterpillar 3608 | 7WR ESN Prefix 8-cyl • Diesel
Caterpillar 3412E | 80M ESN Prefix 12-cyl • Diesel
Caterpillar 3412 | 80M ESN Prefix 12-cyl • Diesel
Caterpillar 3512B | 8DF ESN Prefix 12-cyl • Diesel
Caterpillar 3512B | 8EM ESN Prefix 12-cyl • Diesel
Caterpillar 3608 | 8LL ESN Prefix 8-cyl • Diesel
Caterpillar 3406C | 8PN ESN Prefix 6-cyl • Diesel
Caterpillar 3516 | 8WM ESN Prefix 16-cyl • Diesel
Caterpillar 3456 | 9BZ ESN Prefix 6-cyl • Diesel
Caterpillar 3508 | 9WN ESN Prefix 8-cyl • Diesel
Caterpillar 3516B | B5G ESN Prefix 16-cyl • Diesel
Caterpillar 3508B | BAG ESN Prefix 8-cyl • Diesel
Caterpillar 3516B | BCK ESN Prefix 16-cyl • Diesel
Caterpillar 3406 | BMS ESN Prefix 6-cyl • Diesel
Caterpillar 3508B | BPX ESN Prefix 8-cyl • Diesel
Caterpillar 3512B | BRN ESN Prefix 12-cyl • Diesel
Caterpillar 3508B | C8T ESN Prefix 8-cyl • Diesel
Caterpillar 3508 | C8T ESN Prefix 8-cyl • Diesel
Caterpillar 3508B | CBB ESN Prefix 8-cyl • Diesel
Caterpillar 3512B | CTB ESN Prefix 12-cyl • Diesel
Caterpillar 3508B | CTC ESN Prefix 8-cyl • Diesel
Caterpillar 3508 | CTC ESN Prefix 8-cyl • Diesel
Caterpillar 3516 | CTD ESN Prefix 16-cyl • Diesel
Caterpillar 3512 | CTE ESN Prefix 12-cyl • Diesel
Caterpillar 3508C | CTF ESN Prefix 8-cyl • Diesel
Caterpillar 3508 | CTF ESN Prefix 8-cyl • Diesel
Caterpillar 3516B | CTG ESN Prefix 16-cyl • Diesel
Caterpillar 3512B | CTH ESN Prefix 12-cyl • Diesel
Caterpillar G3516 | CTL ESN Prefix 16-cyl • Gas/LPG
Caterpillar 3516B | DD3 ESN Prefix 16-cyl • Diesel
Caterpillar 3516B | DD4 ESN Prefix 16-cyl • Diesel
Caterpillar 3516B | DD9 ESN Prefix 16-cyl • Diesel
Caterpillar 3516B | DDJ ESN Prefix 16-cyl • Diesel
Caterpillar 3516C | E3Z ESN Prefix 16-cyl • Diesel
Caterpillar 3516B | EGD ESN Prefix 16-cyl • Diesel
Caterpillar C18 | EGE ESN Prefix 6-cyl • Diesel
Caterpillar C18 | ELM ESN Prefix 6-cyl • Diesel
Caterpillar C18 | EST ESN Prefix 6-cyl • Diesel
Caterpillar 3508C | F1X ESN Prefix 8-cyl • Diesel
Caterpillar 3512B | FFG ESN Prefix 12-cyl • Diesel
Caterpillar C15 | FFJ ESN Prefix 6-cyl • Diesel
Caterpillar C15 | FSE ESN Prefix 6-cyl • Diesel
Caterpillar 3516B | GAR ESN Prefix 16-cyl • Diesel
Caterpillar 3516B | GD3 ESN Prefix 16-cyl • Diesel
Caterpillar 3516B | GSA ESN Prefix 16-cyl • Diesel
Caterpillar 3516 | GZR ESN Prefix 16-cyl • Diesel
Caterpillar 3516B | GZS ESN Prefix 16-cyl • Diesel
Caterpillar 3516 | GZX ESN Prefix 16-cyl • Diesel
Caterpillar C15 | HAZ ESN Prefix 6-cyl • Diesel
Caterpillar C32 | JDB ESN Prefix 6-cyl • Diesel
Caterpillar C32 | JDC ESN Prefix 6-cyl • Diesel
Caterpillar 3508B | JDM ESN Prefix 8-cyl • Diesel
Caterpillar C15 | L4X ESN Prefix 6-cyl • Diesel
Caterpillar G3516B | L6H ESN Prefix 16-cyl • Gas/LPG
Caterpillar G3516B | L6J ESN Prefix 16-cyl • Gas/LPG
Caterpillar G3516 | L6K ESN Prefix 16-cyl • Gas/LPG
Caterpillar G3516 | L6L ESN Prefix 16-cyl • Gas/LPG
Caterpillar G3516 | L6M ESN Prefix 16-cyl • Gas/LPG
Caterpillar G3516 | L6N ESN Prefix 16-cyl • Gas/LPG
Caterpillar G3516B | L6R ESN Prefix 16-cyl • Gas/LPG
Caterpillar G3516B | L6S ESN Prefix 16-cyl • Gas/LPG
Caterpillar 3516B | LEK ESN Prefix 16-cyl • Diesel
Caterpillar C32 | LJW ESN Prefix 6-cyl • Diesel
Caterpillar 3512C | LLA ESN Prefix 12-cyl • Diesel
Caterpillar 3508C | LLC ESN Prefix 8-cyl • Diesel
Caterpillar 3508C | LLE ESN Prefix 8-cyl • Diesel
Caterpillar C15 | LWR ESN Prefix 6-cyl • Diesel
Caterpillar C15 | MCW ESN Prefix 6-cyl • Diesel
Caterpillar C27 | MJE ESN Prefix 6-cyl • Diesel
Caterpillar C15 | MLN ESN Prefix 6-cyl • Diesel
Caterpillar 3512B | MRG ESN Prefix 12-cyl • Diesel
Caterpillar C32 | MTH ESN Prefix 6-cyl • Diesel
Caterpillar C15 | NAP ESN Prefix 6-cyl • Diesel
Caterpillar C15 | P1K ESN Prefix 6-cyl • Diesel
Caterpillar C15 | P1Z ESN Prefix 6-cyl • Diesel
Caterpillar 3516B | PDR ESN Prefix 16-cyl • Diesel
Caterpillar C27 | PEN ESN Prefix 6-cyl • Diesel
Caterpillar 3516C | PES ESN Prefix 16-cyl • Diesel
Caterpillar C32 | PRH ESN Prefix 6-cyl • Diesel
Caterpillar 3512B | PTM ESN Prefix 12-cyl • Diesel
Caterpillar 3512B | PWG ESN Prefix 12-cyl • Diesel
Caterpillar 3508B | S2B ESN Prefix 8-cyl • Diesel
Caterpillar 3508B | S2D ESN Prefix 8-cyl • Diesel
Caterpillar 3508B | S2E ESN Prefix 8-cyl • Diesel
Caterpillar 3508B | S2F ESN Prefix 8-cyl • Diesel
Caterpillar 3512B | S2H ESN Prefix 12-cyl • Diesel
Caterpillar 3512B | S2J ESN Prefix 12-cyl • Diesel
Caterpillar 3512B | S2L ESN Prefix 12-cyl • Diesel
Caterpillar 3512B | S2M ESN Prefix 12-cyl • Diesel
Caterpillar 3512B | S2N ESN Prefix 12-cyl • Diesel
Caterpillar 3516B | S2P ESN Prefix 16-cyl • Diesel
Caterpillar 3516B | S2R ESN Prefix 16-cyl • Diesel
Caterpillar 3516B | S2S ESN Prefix 16-cyl • Diesel
Caterpillar 3516B | S2W ESN Prefix 16-cyl • Diesel
Caterpillar 3516B | S2X ESN Prefix 16-cyl • Diesel
Caterpillar 3516C | SBJ ESN Prefix 16-cyl • Diesel
Caterpillar 3516C | SBK ESN Prefix 16-cyl • Diesel
Caterpillar 3516C | SBM ESN Prefix 16-cyl • Diesel
Caterpillar 3516C | SCJ ESN Prefix 16-cyl • Diesel
Caterpillar 3516 | SHH ESN Prefix 16-cyl • Diesel
Caterpillar C15 | SNW ESN Prefix 6-cyl • Diesel
Caterpillar C15 | SWE ESN Prefix 6-cyl • Diesel
Caterpillar C32 | SYC ESN Prefix 6-cyl • Diesel
Caterpillar C18 | T2P ESN Prefix 6-cyl • Diesel
Caterpillar 3516C | T2X ESN Prefix 16-cyl • Diesel
Caterpillar C15 | T4A ESN Prefix 6-cyl • Diesel
Caterpillar C32 | TLD ESN Prefix 6-cyl • Diesel
Caterpillar 3516C | TRD ESN Prefix 16-cyl • Diesel
Caterpillar 3508C | TTA ESN Prefix 8-cyl • Diesel
Caterpillar 3508C | TTB ESN Prefix 8-cyl • Diesel
Caterpillar 3512C | TTC ESN Prefix 12-cyl • Diesel
Caterpillar 3516C | TTD ESN Prefix 16-cyl • Diesel
Caterpillar 3512C | TTF ESN Prefix 12-cyl • Diesel
Caterpillar 3516C | TTH ESN Prefix 16-cyl • Diesel
Caterpillar C15 | TXL ESN Prefix 6-cyl • Diesel
Caterpillar G3516 | WPS ESN Prefix 16-cyl • Gas/LPG
Caterpillar G3516 | WPT ESN Prefix 16-cyl • Gas/LPG
Caterpillar G3516 | WPW ESN Prefix 16-cyl • Gas/LPG
Caterpillar C18 | X6W ESN Prefix 6-cyl • Diesel
Caterpillar C18 | X7W ESN Prefix 6-cyl • Diesel
Caterpillar G3516 | ZAZ ESN Prefix 16-cyl • Gas/LPG
Caterpillar G3516 | ZBA ESN Prefix 16-cyl • Gas/LPG
Caterpillar G3516B | ZBB ESN Prefix 16-cyl • Gas/LPG
exclamation While every effort has been made to ensure the accuracy of the fitment information listed above, it is ultimately the responsibility of the installing mechanic to perform a side-by-side comparison of the replacement part with the original to verify proper fit before installation. RF Engine is not liable for labor or consequential damages resulting from incorrect application.

shield-check Warranty Information

Reliance Power Parts Warranty Policy

The Reliance Power Parts (RPP) warranty policy covers parts and labor necessary to repair a warrantable failure to the functional condition of the application that existed immediately prior to the failure, as detailed below. This warranty applies to direct customers of RPP only and is non-transferable.


Coverage Periods

  • New Internal Engine Parts (Ag/Industrial): 1 year from invoice date, unlimited miles/hours
  • Engine Overhaul Kits (Heavy-Duty On-Highway): 2 years from invoice date, unlimited miles/hours
  • New Engine Accessories: 1 year from invoice date, parts replacement only
  • Remanufactured Engine Accessories: 6 months from invoice date, parts replacement only
  • Remanufactured Engine & Drivetrain Parts: 6 months from invoice date, parts replacement only
  • Drivetrain Parts: 1 year from invoice date, parts replacement only
  • Complete Engines, New Long Blocks & New Short Blocks (Reliance Manufactured): 6 months from invoice date, parts replacement only
  • Remanufactured Long Blocks & Short Blocks (Reliance Manufactured): 90 days from invoice date, parts replacement only

Engine accessories include turbochargers, fuel injectors, hydraulic pumps, engine oil pumps, oil coolers, water pumps, and electrical components.


Manufacturer's Warranty Items

To serve a wider application base, RPP offers lower volume, rare application, and remanufactured parts from a variety of manufacturers. These parts will be noted on your invoice as subject to a "Manufacturer's Warranty" policy and are not covered under this policy. Engines, long blocks, medium blocks, and short blocks produced by any company other than Reliance are solely covered by the manufacturer's warranty. Contact your Reliance representative for details.


Parts & Labor Coverage

  • Parts: Covered at current customer pricing using new or remanufactured RPP approved parts
  • OEM/Outside Parts: When RPP parts are available, OEM parts will be credited at RPP pricing. Parts not available from RPP will be covered at billed rate with invoice required
  • Labor: Offered at RPP's discretion, not to exceed published flat-rate times and maximum regional wholesale hourly labor rate
  • Holiday/Overtime Rates: Not covered

What's Not Covered

This warranty does not cover failures resulting from:

  • Owner or operator abuse or neglect
  • Operation without adequate coolant, fuel, or lubricants
  • Over-fueling or over-speeding
  • Lack of maintenance of lubricating, coolant, or air intake systems
  • Improper storage, starting, warm-up, run-in, or shut-down practices

Coverage does not include:

  • Troubleshooting or diagnostic time
  • Towing, transport, or down-time
  • Rental fees or incidentals
  • Delivery charges, travel, meals, or lodging
  • Business losses, docking, or harbor charges

Responsibilities

  • Installer: Ensure parts are correct for the application and install according to OEM procedures, specifications, and accepted industry standards
  • Owner: Operate and maintain equipment as specified in OEM operation and maintenance manuals

How to File a Claim

  • RPP must be notified prior to the end of the warranty period
  • All warranty repairs must be authorized by RPP technical staff
  • Request a Warranty Claim Form for the return of parts
  • Return all claimed parts to the indicated location within 30 days of receiving a Return Merchandise Authorization
  • Include failed parts, completed Warranty Claim Form, and copies of related work orders or invoices
  • Ship parts freight pre-paid in a condition that makes examination possible
  • Parts received without a Warranty Claim Form will be returned freight collect

Important Notes

  • Professional Installation Required: We strongly recommend installation by a qualified technician to ensure proper break-in and operation
  • Keep Your Records: Retain your invoice and service records for warranty claims
  • Questions?: If you're unsure about coverage or need assistance, please contact us

The warranties set forth herein are the sole warranties made by RPP regarding its parts. RPP makes no other warranties, expressed or implied, of merchantability or fitness for a particular purpose.

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