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800903 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The HOSE,PREFORMED is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: DRAIN-TO-CABINET HOSE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-597-6272, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
800903
NSN: 5340-00-597-6272
FSC: 5340
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyDRAIN-TO-CABINET HOSE
NSN5340-00-597-6272
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 800903 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FLANGE MOUNTING HOLE DIAMETER: 0.166 INCHES NOMINAL IN
•
HEIGHT: 1.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND W/FLANGED BUSHING TWO/HOLE FLANGE
•
MATERIAL: STEEL OVERALL
•
LOAD RATING: 19.0 POUNDS MAXIMUM LBS
•
FLANGE THICKNESS: 0.063 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.260 INCHES NOMINAL IN
•
FLANGE LENGTH: 1.320 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FLANGE MOUNTING HOLE DIAMETER0.166 INCHES NOMINAL IN
HEIGHT1.375 INCHES NOMINAL IN
STYLE DESIGNATORROUND W/FLANGED BUSHING TWO/HOLE FLANGE
MATERIALSTEEL OVERALL
LOAD RATING19.0 POUNDS MAXIMUM LBS
FLANGE THICKNESS0.063 INCHES NOMINAL IN
INSIDE DIAMETER0.260 INCHES NOMINAL IN
FLANGE LENGTH1.320 INCHES NOMINAL IN
FLANGE WIDTH1.750 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING HOLE CENTERS1.945 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
J514Interchangeable
interchangeable cross-reference
interchangeable
PF101-12-8Interchangeable
interchangeable cross-reference
interchangeable
144049Interchangeable
interchangeable cross-reference
interchangeable
1-0415Interchangeable
interchangeable cross-reference
interchangeable
J8DInterchangeable
interchangeable cross-reference
interchangeable
77C701585-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 800903?
800903 is a HOSE,PREFORMED.
What parts can replace 800903?
There are 15 known substitutes for 800903: J514, PF101-12-8, 144049 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 800903?
800903 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-597-6272. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026