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AN123888 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AN123888: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 2.512 INCHES NOMINAL IN, center_hole_diameter: 2.224 INCHES MINIMUM AND 2.244 INCHES MAXIMUM IN, elongation_percentage: 150 MAXIMUM, cross-sectional_height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-291-3289, 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
AN123888
NSN: 5331-00-291-3289
FSC: 5331 — O-ring
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter2.512 INCHES NOMINAL IN
center_hole_diameter2.224 INCHES MINIMUM AND 2.244 INCHES MAXIMUM IN
elongation_percentage150 MAXIMUM
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-291-3289
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AN123888 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: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 2.512 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 150 MAXIMUM
•
CENTER HOLE DIAMETER: 2.224 INCHES MINIMUM AND 2.244 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER2.512 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE150 MAXIMUM
CENTER HOLE DIAMETER2.224 INCHES MINIMUM AND 2.244 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 7
Y151-6Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-AS3570Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
0RI-195Reference document
Same NSN cross-reference
Reference document — Secondary reference
947469Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS3570-228Reference document
Same NSN cross-reference
Reference document — Secondary reference
910153780Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AN123888?
AN123888 is a O-RING.
What parts can replace AN123888?
There are 7 known substitutes for AN123888: Y151-6, SAE-AS3570, 0RI-195 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AN123888?
AN123888 is cataloged in the U.S. Government catalog under NSN 5331-00-291-3289. This indicates validated use in U.S. government and defense supply chains.
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