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25B8819 — CUSHION,ARCHED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

25B8819: CUSHION,ARCHED.

The CUSHION,ARCHED is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR, overall_width: 3.750 INCHES NOMINAL IN, overall_height: 2.250 INCHES NOMINAL IN, flange_thickness: 0.906 INCHES NOMINAL IN, style_designator: SINGLE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-345-8950, 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
25B8819
NSN: 5340-01-345-8950
FSC: 5340 — Hardware, Commercial
CAGE: 04801 — L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR
overall_width3.750 INCHES NOMINAL IN
overall_height2.250 INCHES NOMINAL IN
flange_thickness0.906 INCHES NOMINAL IN
style_designatorSINGLE
NSN5340-01-345-8950
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 25B8819 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 THICKNESS: 0.906 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SINGLE
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.250 INCHES NOMINAL IN
FLANGE THICKNESS0.906 INCHES NOMINAL IN
STYLE DESIGNATORSINGLE
OVERALL WIDTH3.750 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
5340PL1284886Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 25B8819?
25B8819 is a CUSHION,ARCHED.
What parts can replace 25B8819?
There is 1 known substitute for 25B8819: 5340PL1284886. Substitute compatibility should be verified for your specific system.
What is the NSN for 25B8819?
25B8819 is cataloged in the U.S. Government catalog under NSN 5340-01-345-8950. This indicates validated use in U.S. government and defense supply chains.
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