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494150-349 — PACKING WITH RETAINER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

494150-349: PACKING WITH RETAINER.

The PACKING WITH RETAINER is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE CLASS Q PACKING, construction: TWO-PIECE, outside_diameter: 0.687 INCHES NOMINAL IN, retainer_thickness: 0.050 INCHES NOMINAL IN, packing_inside_diameter: 0.364 INCHES NOMINAL IN, retainer_inside_diameter: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-641-7273, 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
494150-349
NSN: 5330-00-641-7273
FSC: 5330 — Packing and Gasket Materials
CAGE: 30086 — L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC. DBA SPD ELECTRICAL SYSTEMS, INC. (USA)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q PACKING
constructionTWO-PIECE
outside_diameter0.687 INCHES NOMINAL IN
retainer_thickness0.050 INCHES NOMINAL IN
packing_inside_diameter0.364 INCHES NOMINAL IN
retainer_inside_diameter0.500 INCHES NOMINAL IN
material_document_and_classificationAMS 3304 ASSN STD SINGLE MATERIAL RESPONSE PACKING
packing_ring_cross-sectional_diameter0.070 INCHES NOMINAL IN
NSN5330-00-641-7273
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 494150-349 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
•
RETAINER INSIDE DIAMETER: 0.500 INCHES NOMINAL IN
•
PACKING INSIDE DIAMETER: 0.364 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.687 INCHES NOMINAL IN
•
PACKING RING CROSS-SECTIONAL DIAMETER: 0.070 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 3304 ASSN STD SINGLE MATERIAL RESPONSE PACKING
•
RETAINER THICKNESS: 0.050 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING RETAINER
TECHNICAL CHARACTERISTICS
RETAINER INSIDE DIAMETER0.500 INCHES NOMINAL IN
PACKING INSIDE DIAMETER0.364 INCHES NOMINAL IN
OUTSIDE DIAMETER0.687 INCHES NOMINAL IN
PACKING RING CROSS-SECTIONAL DIAMETER0.070 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3304 ASSN STD SINGLE MATERIAL RESPONSE PACKING
RETAINER THICKNESS0.050 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING RETAINER
MATERIALRUBBER SILICONE CLASS Q PACKING
CONSTRUCTIONTWO-PIECE
SUBSTITUTES & CROSS-REFERENCES 2
741790-9Reference document
Same NSN cross-reference
Reference document — Secondary reference
800-630 3-8Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 494150-349?
494150-349 is a PACKING WITH RETAINER.
What parts can replace 494150-349?
There are 2 known substitutes for 494150-349: 741790-9, 800-630 3-8. Substitute compatibility should be verified for your specific system.
What is the NSN for 494150-349?
494150-349 is cataloged in the U.S. Government catalog under NSN 5330-00-641-7273. This indicates validated use in U.S. government and defense supply chains.
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