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5190449 — PLUG,PROTECTIVE,DUST AND MOISTUR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5190449: PLUG,PROTECTIVE,DUST AND MOISTUR.

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include design_type: FRICTION, features_provided: BEVELED SEAT AND SHOULDER, supplementary_features: MATERIAL: 5191044, opening_inside_diameter_for_which_designed: 3.470 INCHES MINIMUM AND 3.530 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-365-7304, 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
5190449
NSN: 5340-01-365-7304
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
design_typeFRICTION
special_featuresOVAL SHAPE PLUG 4.000 IN. LG BY 2.300 IN. WD; TWO MTG HOLES-0.188; 1.140 IN. HTG; TOP FLANGE 0.250 IN. HTG,BOTTOM FLANGE 0.390IN. HTG WITH SERRATIONS IN
features_providedBEVELED SEAT AND SHOULDER
supplementary_featuresMATERIAL: 5191044
opening_inside_diameter_for_which_designed3.470 INCHES MINIMUM AND 3.530 INCHES MAXIMUM IN
NSN5340-01-365-7304
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5190449 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
•
SUPPLEMENTARY FEATURES: MATERIAL: 5191044
•
FEATURES PROVIDED: BEVELED SEAT AND SHOULDER
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 3.470 INCHES MINIMUM AND 3.530 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
SUPPLEMENTARY FEATURESMATERIAL: 5191044
FEATURES PROVIDEDBEVELED SEAT AND SHOULDER
OPENING INSIDE DIAMETER FOR WHICH DESIGNED3.470 INCHES MINIMUM AND 3.530 INCHES MAXIMUM IN
SPECIAL FEATURESOVAL SHAPE PLUG 4.000 IN. LG BY 2.300 IN. WD; TWO MTG HOLES-0.188; 1.140 IN. HTG; TOP FLANGE 0.250 IN. HTG,BOTTOM FLANGE 0.390IN. HTG WITH SERRATIONS IN
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 5190449?
5190449 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What is the NSN for 5190449?
5190449 is cataloged in the U.S. Government catalog under NSN 5340-01-365-7304. This indicates validated use in U.S. government and defense supply chains.
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