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Technical Data Sheet
PartsTable / O-RING / SE-11287
SE-11287 ✓ 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: 0.551 INCHES NOMINAL IN, cross-sectional_height: 0.070 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: O-RING ENV. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-510-7408, 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
SE-11287
NSN: 5331-01-510-7408
FSC: 5331 — O-RING
CAGE: 1DRT7 — CIRCOR AEROSPACE INC (USA)
SPECIFICATIONS
materialRUBBER
center_hole_diameter0.551 INCHES NOMINAL IN
cross-sectional_height0.070 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyO-RING ENV
NSN5331-01-510-7408
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SE-11287 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: 0.070 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.551 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER
CROSS-SECTIONAL HEIGHT0.070 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.551 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYO-RING ENV
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
SW34048Interchangeable
interchangeable cross-reference
interchangeable
SW34048-1Interchangeable
interchangeable cross-reference
interchangeable
788HXInterchangeable
interchangeable cross-reference
interchangeable
86FT180Interchangeable
interchangeable cross-reference
interchangeable
24114Interchangeable
interchangeable cross-reference
interchangeable
11287Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SE-11287?
SE-11287 is a O-RING.
What parts can replace SE-11287?
There are 16 known substitutes for SE-11287: SW34048, SW34048-1, 788HX and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SE-11287?
SE-11287 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-510-7408. 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