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90579 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

90579: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: STEEL PROPERTY CLASS 10.9 OVERALL, head_style: FLAT FILLISTER, head_height: 3.32 MILLIMETERS MINIMUM AND 3.50 MILLIMETERS MAXIMUM MM, head_diameter: 8.28 MILLIMETERS MINIMUM AND 8.50 MILLIMETERS MAXIMUM MM, thread_length: 22.60 MILLIMETERS NOMINAL MM, fastener_length: 24.58 MILLIMETERS MINIMUM AND 25.42 MILLIMETERS MAXIMUM MM. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-295-4662, 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
90579
NSN: 5330-01-295-4662
NIINs: 012954662, 016070600
FSC: 5330 — Packing and Gasket Materials
CAGE: 96151 — EATON CORPORATION DIV EATON FLUID POWER (USA)
SPECIFICATIONS
materialSTEEL PROPERTY CLASS 10.9 OVERALL
head_styleFLAT FILLISTER
head_height3.32 MILLIMETERS MINIMUM AND 3.50 MILLIMETERS MAXIMUM MM
head_diameter8.28 MILLIMETERS MINIMUM AND 8.50 MILLIMETERS MAXIMUM MM
thread_length22.60 MILLIMETERS NOMINAL MM
fastener_length24.58 MILLIMETERS MINIMUM AND 25.42 MILLIMETERS MAXIMUM MM
thread_directionRIGHT-HAND
surface_treatmentOXIDE OVERALL
width_across_flats3.02 MILLIMETERS MINIMUM AND 3.10 MILLIMETERS MAXIMUM MM
internal_drive_styleHEXAGON
end_item_identificationMRAP BUFFALO MK2A2
nominal_thread_diameter5.0 MILLIMETERS MM
NSN5330-01-295-4662
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 90579 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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 90579?
90579 is a SEAL,PLAIN.
What is the NSN for 90579?
90579 is cataloged in the U.S. Government catalog under NSN 5330-01-295-4662. This indicates validated use in U.S. government and defense supply chains.
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