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Technical Data Sheet
PartsTable / O-RING / BACP11H12
BACP11H12 ✓ 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 ETHYLENE-PROPYLENE CLASS EPM, center_hole_diameter: 0.924 INCHES NOMINAL IN, cross-sectional_height: 0.116 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-394-9850, 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
BACP11H12
NSN: 5331-00-394-9850
FSC: 5331 — O-RING
CAGE: 81205 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialRUBBER ETHYLENE-PROPYLENE CLASS EPM
center_hole_diameter0.924 INCHES NOMINAL IN
cross-sectional_height0.116 INCHES NOMINAL IN
NSN5331-00-394-9850
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: BACP11H12 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
•
CENTER HOLE DIAMETER: 0.924 INCHES NOMINAL IN
•
MATERIAL: RUBBER ETHYLENE-PROPYLENE CLASS EPM
•
CROSS-SECTIONAL HEIGHT: 0.116 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER0.924 INCHES NOMINAL IN
MATERIALRUBBER ETHYLENE-PROPYLENE CLASS EPM
CROSS-SECTIONAL HEIGHT0.116 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
5-131-04-024-00Interchangeable
interchangeable cross-reference
interchangeable
AMS-P-5510Interchangeable
interchangeable cross-reference
interchangeable
0921206-9Interchangeable
interchangeable cross-reference
interchangeable
109991Interchangeable
interchangeable cross-reference
interchangeable
3-912-E688-70Interchangeable
interchangeable cross-reference
interchangeable
906-12-9077Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BACP11H12?
BACP11H12 is a O-RING.
What parts can replace BACP11H12?
There are 23 known substitutes for BACP11H12: 5-131-04-024-00, AMS-P-5510, 0921206-9 and 20 more. Substitute compatibility should be verified for your specific system.
Is BACP11H12 still available?
BACP11H12 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026