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12312119 — PLUG,PROTECTIVE,DUST AND MOISTUR

✓ Government record, cited
Sony · ORING SEAL
PRODUCT OVERVIEW

12312119: PLUG,PROTECTIVE,DUST AND MOISTUR.

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include material: RUBBER OR STEEL, design_type: FRICTION, features_provided: GASKET AND SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-128-9554, 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
12312119
NSN: 5340-01-128-9554
FSC: 5340 — Hardware, Commercial
CAGE: 01685 — AEROFAB COMPANY, INC. (USA)
SPECIFICATIONS
materialRUBBER OR STEEL
design_typeFRICTION
features_providedGASKET AND SHOULDER
NSN5340-01-128-9554
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12312119 MFR: Sony ⚠ 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
•
FEATURES PROVIDED: GASKET AND SHOULDER
•
MATERIAL: RUBBER OR STEEL
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
FEATURES PROVIDEDGASKET AND SHOULDER
MATERIALRUBBER OR STEEL
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 2
5340PL2185015Reference document
Same NSN cross-reference
Reference document — Informative reference only
5340011289554Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12312119?
12312119 is a PLUG,PROTECTIVE,DUST AND MOISTUR manufactured by Sony.
What parts can replace 12312119?
There are 2 known substitutes for 12312119: 5340PL2185015, 5340011289554. Substitute compatibility should be verified for your specific system.
What is the NSN for 12312119?
12312119 is cataloged in the U.S. Government catalog under NSN 5340-01-128-9554. 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.