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2910258 — PLUG,PROTECTIVE,DUST AND MOISTUR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2910258: PLUG,PROTECTIVE,DUST AND MOISTUR.

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include material: ALUMINUM ALLOY, design_type: THREADED, thread_class: 3A A, overall_diameter: 2.180 INCHES NOMINAL IN, special_features: THE DRAWING CALLS THIS ITEM A FILLER AND STRAINER PLUG, features_provided: SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-470-2461, 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
2910258
NSN: 5340-01-470-2461
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
design_typeTHREADED
thread_class3A A
overall_diameter2.180 INCHES NOMINAL IN
special_featuresTHE DRAWING CALLS THIS ITEM A FILLER AND STRAINER PLUG
features_providedSHOULDER
end_item_identificationAEGISWEAPON SYSTEM
NSN5340-01-470-2461
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2910258 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: THREADED
•
OVERALL DIAMETER: 2.180 INCHES NOMINAL IN
•
FEATURES PROVIDED: SHOULDER
•
THREAD CLASS: 3A A
•
MATERIAL: ALUMINUM ALLOY
TECHNICAL CHARACTERISTICS
DESIGN TYPETHREADED
OVERALL DIAMETER2.180 INCHES NOMINAL IN
FEATURES PROVIDEDSHOULDER
SPECIAL FEATURESTHE DRAWING CALLS THIS ITEM A FILLER AND STRAINER PLUG
THREAD CLASS3A A
END ITEM IDENTIFICATIONAEGISWEAPON SYSTEM
MATERIALALUMINUM ALLOY
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 1
4B1204-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2910258?
2910258 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What parts can replace 2910258?
There is 1 known substitute for 2910258: 4B1204-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 2910258?
2910258 is cataloged in the U.S. Government catalog under NSN 5340-01-470-2461. 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.