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A79290-1 — PLUG,PROTECTIVE,DUST AND MOISTUR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A79290-1: PLUG,PROTECTIVE,DUST AND MOISTUR.

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include material: STEEL OR STEEL CORROSION RESISTING, design_type: FRICTION, overall_diameter: 0.497 INCHES NOMINAL IN, features_provided: SHOULDER, surface_treatment: PASSIVATE, material_document_and_classification: AMS 5659 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5862 E15-5PH ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-361-5596, 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
A79290-1
NSN: 5340-01-361-5596
FSC: 5340 — Hardware, Commercial
CAGE: 9P5N5 — MOOG MILITARY AIRCRAFT LLC (USA)
SPECIFICATIONS
materialSTEEL OR STEEL CORROSION RESISTING
design_typeFRICTION
overall_diameter0.497 INCHES NOMINAL IN
features_providedSHOULDER
surface_treatmentPASSIVATE
material_document_and_classificationAMS 5659 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5862 E15-5PH ASSN STD SINGLE MATERIAL RESPONSE
opening_inside_diameter_for_which_designed0.386 INCHES MINIMUM AND 0.387 INCHES MAXIMUM IN
NSN5340-01-361-5596
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A79290-1 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
KEY FEATURES
•
DESIGN TYPE: FRICTION
•
OVERALL DIAMETER: 0.497 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5659 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5862 E15-5PH ASSN STD SINGLE MATERIAL RESPONSE
•
FEATURES PROVIDED: SHOULDER
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 0.386 INCHES MINIMUM AND 0.387 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE
•
MATERIAL: STEEL OR STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
OVERALL DIAMETER0.497 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5659 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5862 E15-5PH ASSN STD SINGLE MATERIAL RESPONSE
FEATURES PROVIDEDSHOULDER
OPENING INSIDE DIAMETER FOR WHICH DESIGNED0.386 INCHES MINIMUM AND 0.387 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL OR STEEL CORROSION RESISTING
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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 A79290-1?
A79290-1 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What is the NSN for A79290-1?
A79290-1 is cataloged in the U.S. Government catalog under NSN 5340-01-361-5596. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.