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AS3085-157 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AS3085-157: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: FLUOROCARBON RUBBER, center_hole_diameter: 4.457 INCHES MINIMUM AND 4.517 INCHES MAXIMUM IN, cross-sectional_height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN, end_item_identification: ENGINE,MQ-4C TRITON, material_document_and_classification: AMS 7280 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE, part_name_assigned_by_controlling_agency: PACKING PREFORMED - AMS 7280,'O' RING. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-722-0928, 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
AS3085-157
NSN: 5331-01-722-0928
FSC: 5331 — O-ring
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialFLUOROCARBON RUBBER
center_hole_diameter4.457 INCHES MINIMUM AND 4.517 INCHES MAXIMUM IN
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
end_item_identificationENGINE,MQ-4C TRITON
material_document_and_classificationAMS 7280 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencyPACKING PREFORMED - AMS 7280,'O' RING
NSN5331-01-722-0928
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS3085-157 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: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 7280 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE
•
CENTER HOLE DIAMETER: 4.457 INCHES MINIMUM AND 4.517 INCHES MAXIMUM IN
•
MATERIAL: FLUOROCARBON RUBBER
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 7280 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE
CENTER HOLE DIAMETER4.457 INCHES MINIMUM AND 4.517 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPACKING PREFORMED - AMS 7280,'O' RING
END ITEM IDENTIFICATIONENGINE,MQ-4C TRITON
MATERIALFLUOROCARBON RUBBER
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 AS3085-157?
AS3085-157 is a O-RING.
What is the NSN for AS3085-157?
AS3085-157 is cataloged in the U.S. Government catalog under NSN 5331-01-722-0928. This indicates validated use in U.S. government and defense supply chains.
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