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A28085-1 — WASHER,FLAT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A28085-1: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include thickness: 0.085 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN, hole_diameter: 0.188 INCHES MINIMUM AND 0.191 INCHES MAXIMUM IN, overall_diameter: 0.335 INCHES MINIMUM AND 0.355 INCHES MAXIMUM IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND, cross-sectional_shape_style: RECTANGULAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-848-4419, 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
A28085-1
NSN: 5330-00-848-4419
NIINs: 008484419, 011662616
FSC: 5330 — Packing and Gasket Materials
CAGE: 46717 — PETTIBONE LLC (USA)
SPECIFICATIONS
thickness0.085 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
hole_diameter0.188 INCHES MINIMUM AND 0.191 INCHES MAXIMUM IN
overall_diameter0.335 INCHES MINIMUM AND 0.355 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationEM 3004,FSCM 94697 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-848-4419
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A28085-1 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
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 A28085-1?
A28085-1 is a WASHER,FLAT.
What is the NSN for A28085-1?
A28085-1 is cataloged in the U.S. Government catalog under NSN 5330-00-848-4419. This indicates validated use in U.S. government and defense supply chains.
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