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I557L — RING,WIPER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

I557L: RING,WIPER.

The RING,WIPER is a the manufacturer industrial component. Key specifications include material: UNABLE TO DECODE, ring_style: CONCENTRIC, inside_diameter: 2.194 INCHES NOMINAL IN, outside_diameter: 2.501 INCHES NOMINAL IN, material_thickness: 0.438 INCHES NOMINAL IN, outer_edge_thickness: 0.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-301-4772, 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
I557L
NSN: 5330-00-301-4772
FSC: 5330 — Packing and Gasket Materials
CAGE: 16712 — SIEMENS ENERGY, INC. (USA)
SPECIFICATIONS
materialUNABLE TO DECODE
ring_styleCONCENTRIC
inside_diameter2.194 INCHES NOMINAL IN
outside_diameter2.501 INCHES NOMINAL IN
material_thickness0.438 INCHES NOMINAL IN
outer_edge_thickness0.188 INCHES NOMINAL IN
cross-sectional_shape_styleOUTSIDE GROOVED, STRAIGHT FACE
material_document_and_classificationUNABLE TO DECODE
NSN5330-00-301-4772
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: I557L 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
•
OUTER EDGE THICKNESS: 0.188 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: UNABLE TO DECODE
•
CROSS-SECTIONAL SHAPE STYLE: OUTSIDE GROOVED, STRAIGHT FACE
•
OUTSIDE DIAMETER: 2.501 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.438 INCHES NOMINAL IN
•
INSIDE DIAMETER: 2.194 INCHES NOMINAL IN
•
RING STYLE: CONCENTRIC
•
MATERIAL: UNABLE TO DECODE
TECHNICAL CHARACTERISTICS
OUTER EDGE THICKNESS0.188 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONUNABLE TO DECODE
CROSS-SECTIONAL SHAPE STYLEOUTSIDE GROOVED, STRAIGHT FACE
OUTSIDE DIAMETER2.501 INCHES NOMINAL IN
MATERIAL THICKNESS0.438 INCHES NOMINAL IN
INSIDE DIAMETER2.194 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 8
G17010PC278Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
G8424PC248Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
G10228PC247Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
G16836PC278Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
G10246PC247Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
G9004PC247Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 I557L?
I557L is a RING,WIPER.
What parts can replace I557L?
There are 8 known substitutes for I557L: G17010PC278, G8424PC248, G10228PC247 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for I557L?
I557L is cataloged in the U.S. Government catalog under NSN 5330-00-301-4772. This indicates validated use in U.S. government and defense supply chains.
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