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Technical Data Sheet
PartsTable / O-RING / OR445-5
OR445-5 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER, center_hole_diameter: 17.52 INCHES NOMINAL IN, cross-sectional_height: 5.0 MILLIMETERS NOMINAL MM, end_item_identification: CONTROLLABLE PITCH PROPELLER ABOARD 270 FT COAST GUARD VESSELS FT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-120-5229, 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
OR445-5
NSN: 5331-01-120-5229
FSC: 5331 — O-RING
CAGE: 4E769 — STAR FORGE LLC DBA JORGENSEN FORGE DIV JORGENSEN FORGE (USA)
SPECIFICATIONS
materialRUBBER
center_hole_diameter17.52 INCHES NOMINAL IN
cross-sectional_height5.0 MILLIMETERS NOMINAL MM
end_item_identificationCONTROLLABLE PITCH PROPELLER ABOARD 270 FT COAST GUARD VESSELS FT
NSN5331-01-120-5229
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: OR445-5 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
•
MATERIAL: RUBBER
•
CROSS-SECTIONAL HEIGHT: 5.0 MILLIMETERS NOMINAL MM
•
CENTER HOLE DIAMETER: 17.52 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER
CROSS-SECTIONAL HEIGHT5.0 MILLIMETERS NOMINAL MM
END ITEM IDENTIFICATIONCONTROLLABLE PITCH PROPELLER ABOARD 270 FT COAST GUARD VESSELS FT
CENTER HOLE DIAMETER17.52 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
4455Interchangeable
interchangeable cross-reference
interchangeable
13201E6414Interchangeable
interchangeable cross-reference
interchangeable
4417Interchangeable
interchangeable cross-reference
interchangeable
M22520/5-55Interchangeable
interchangeable cross-reference
interchangeable
Y102Interchangeable
interchangeable cross-reference
interchangeable
1AXX106Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is OR445-5?
OR445-5 is a O-RING.
What parts can replace OR445-5?
There are 13 known substitutes for OR445-5: 4455, 13201E6414, 4417 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for OR445-5?
OR445-5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-120-5229. 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