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403284 — 403284

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

403284: 403284.

The 403284 is a the manufacturer industrial component. Key specifications include material: STEEL COMP 615, hardness_rating: 45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM, outside_diameter: 0.715 INCHES MINIMUM AND 0.725 INCHES MAXIMUM IN, style_designator: CIRCULAR, aperture_diameter: 0.382 INCHES MINIMUM AND 0.386 INCHES MAXIMUM IN, overall_thickness: 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-435-6247, 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
403284
NSN: 5330-00-435-6247
NIINs: 004356247, 005846363, 012625536, 015656136
FSC: 5330 — Packing and Gasket Materials
CAGE: 70628 — ARROWHEAD PRODUCTS CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 615
hardness_rating45.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
outside_diameter0.715 INCHES MINIMUM AND 0.725 INCHES MAXIMUM IN
style_designatorCIRCULAR
aperture_diameter0.382 INCHES MINIMUM AND 0.386 INCHES MAXIMUM IN
overall_thickness0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
end_item_identificationF33P3/103 ENGINE
material_document_and_classificationAMS 5616 ASSN STD SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencySPACER-FLAT
NSN5330-00-435-6247
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 403284 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESINNER AND OUTER SKIN
SUBSTITUTES & CROSS-REFERENCES 1
216-76400-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementDemilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 403284?
403284 is a 403284.
What parts can replace 403284?
There is 1 known substitute for 403284: 216-76400-4. Substitute compatibility should be verified for your specific system.
What is the NSN for 403284?
403284 is cataloged in the U.S. Government catalog under NSN 5330-00-435-6247. This indicates validated use in U.S. government and defense supply chains.
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