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57490831 — RING,WIPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

57490831: RING,WIPER.

The RING,WIPER is a the manufacturer industrial component. Key specifications include ring_style: CONCENTRIC, inside_diameter: 4.3800 INCHES NOMINAL IN, outside_diameter: 11.0000 INCHES NOMINAL IN, material_thickness: 0.8800 INCHES NOMINAL IN, cross-sectional_shape_style: PLAIN RECTANGULAR, STRAIGHT FACE. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-341-7582, 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
57490831
NSN: 5330-01-341-7582
FSC: 5330 — Packing and Gasket Materials
CAGE: 0CA08 — ATLAS COPCO (USA)
SPECIFICATIONS
ring_styleCONCENTRIC
inside_diameter4.3800 INCHES NOMINAL IN
outside_diameter11.0000 INCHES NOMINAL IN
material_thickness0.8800 INCHES NOMINAL IN
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
NSN5330-01-341-7582
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 57490831 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 SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE
•
OUTSIDE DIAMETER: 11.0000 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.8800 INCHES NOMINAL IN
•
INSIDE DIAMETER: 4.3800 INCHES NOMINAL IN
•
RING STYLE: CONCENTRIC
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
OUTSIDE DIAMETER11.0000 INCHES NOMINAL IN
MATERIAL THICKNESS0.8800 INCHES NOMINAL IN
INSIDE DIAMETER4.3800 INCHES NOMINAL IN
RING STYLECONCENTRIC
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 2
58034992Reference document
Same NSN cross-reference
Reference document — Secondary reference
855017P0476Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 57490831?
57490831 is a RING,WIPER.
What parts can replace 57490831?
There are 2 known substitutes for 57490831: 58034992, 855017P0476. Substitute compatibility should be verified for your specific system.
What is the NSN for 57490831?
57490831 is cataloged in the U.S. Government catalog under NSN 5330-01-341-7582. 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.