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Technical Data Sheet
PartsTable / O-RING / RA12872-16
RA12872-16 ✓ 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: 0.243 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN, cross-sectional_height: 0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-012-6218, 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
RA12872-16
NSN: 5331-01-012-6218
FSC: 5331 — O-RING
CAGE: 24664 — JONAL LABORATORIES INC (USA)
SPECIFICATIONS
materialRUBBER
center_hole_diameter0.243 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
cross-sectional_height0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN
NSN5331-01-012-6218
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: RA12872-16 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
•
CROSS-SECTIONAL HEIGHT: 0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.243 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
•
MATERIAL: RUBBER
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.243 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
MATERIALRUBBER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
RC09GF752JInterchangeable
interchangeable cross-reference
interchangeable
102-752Interchangeable
interchangeable cross-reference
interchangeable
3R152-P752JInterchangeable
interchangeable cross-reference
interchangeable
300053-3Interchangeable
interchangeable cross-reference
interchangeable
6176Interchangeable
interchangeable cross-reference
interchangeable
24534-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RA12872-16?
RA12872-16 is a O-RING.
What parts can replace RA12872-16?
There are 15 known substitutes for RA12872-16: RC09GF752J, 102-752, 3R152-P752J and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RA12872-16?
RA12872-16 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-012-6218. 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