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A-A-52420-15 — PLUG,EXPANSION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A-A-52420-15: PLUG,EXPANSION.

The PLUG,EXPANSION is a the manufacturer industrial component. Key specifications include radius: 3.188 INCHES NOMINAL IN, material: COPPER ALLOY, outside_diameter: 2.000 INCHES NOMINAL IN, material_thickness: 0.083 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-050-1575, 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
A-A-52420-15
NSN: 5340-00-050-1575
FSC: 5340 — Hardware, Commercial
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
radius3.188 INCHES NOMINAL IN
materialCOPPER ALLOY
outside_diameter2.000 INCHES NOMINAL IN
material_thickness0.083 INCHES NOMINAL IN
NSN5340-00-050-1575
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A-A-52420-15 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
•
RADIUS: 3.188 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 2.000 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.083 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
RADIUS3.188 INCHES NOMINAL IN
OUTSIDE DIAMETER2.000 INCHES NOMINAL IN
MATERIAL THICKNESS0.083 INCHES NOMINAL IN
MATERIALCOPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 2
140089Reference document
Same NSN cross-reference
Reference document — Secondary reference
A-A-52420Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A-A-52420-15?
A-A-52420-15 is a PLUG,EXPANSION.
What parts can replace A-A-52420-15?
There are 2 known substitutes for A-A-52420-15: 140089, A-A-52420. Substitute compatibility should be verified for your specific system.
What is the NSN for A-A-52420-15?
A-A-52420-15 is cataloged in the U.S. Government catalog under NSN 5340-00-050-1575. This indicates validated use in U.S. government and defense supply chains.
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