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4181-86-000-2750 — RING,WIPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4181-86-000-2750: RING,WIPER.

The RING,WIPER is a the manufacturer industrial component. Key specifications include material: UNABLE TO DECODE, ring_style: CONCENTRIC, inside_diameter: 2.750 INCHES NOMINAL IN, outside_diameter: 3.250 INCHES NOMINAL IN, material_thickness: 0.281 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-459-5663, 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
4181-86-000-2750
NSN: 5330-01-459-5663
FSC: 5330 — Packing and Gasket Materials
CAGE: 30781 — PARKER-HANNIFIN CORPORATION DIV ENGINEERED POLYMER SYSTEMS DIVISION (EPS) (USA)
SPECIFICATIONS
materialUNABLE TO DECODE
ring_styleCONCENTRIC
inside_diameter2.750 INCHES NOMINAL IN
outside_diameter3.250 INCHES NOMINAL IN
material_thickness0.281 INCHES NOMINAL IN
NSN5330-01-459-5663
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4181-86-000-2750 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
•
OUTSIDE DIAMETER: 3.250 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.281 INCHES NOMINAL IN
•
INSIDE DIAMETER: 2.750 INCHES NOMINAL IN
•
RING STYLE: CONCENTRIC
•
MATERIAL: UNABLE TO DECODE
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER3.250 INCHES NOMINAL IN
MATERIAL THICKNESS0.281 INCHES NOMINAL IN
INSIDE DIAMETER2.750 INCHES NOMINAL IN
RING STYLECONCENTRIC
MATERIALUNABLE TO DECODE
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4181-86-000-2750?
4181-86-000-2750 is a RING,WIPER.
What is the NSN for 4181-86-000-2750?
4181-86-000-2750 is cataloged in the U.S. Government catalog under NSN 5330-01-459-5663. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.