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Technical Data Sheet
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3403400 — LIFE LINE,SELF RETR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3403400: LIFE LINE,SELF RETR.

The LIFE LINE,SELF RETR is a the manufacturer industrial component. Key specifications include end_item_identification: K515 KS PUMP. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-350-7344, 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
3403400
NSN: 5330-01-350-7344
NIINs: 013507344, 014240119
FSC: 5330 — Packing and Gasket Materials
CAGE: 15852 — W S DARLEY & CO (USA)
SPECIFICATIONS
end_item_identificationK515 KS PUMP
NSN5330-01-350-7344
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3403400 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONK515 KS PUMP
SUBSTITUTES & CROSS-REFERENCES 1
K478Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3403400?
3403400 is a LIFE LINE,SELF RETR.
What parts can replace 3403400?
There is 1 known substitute for 3403400: K478. Substitute compatibility should be verified for your specific system.
What is the NSN for 3403400?
3403400 is cataloged in the U.S. Government catalog under NSN 5330-01-350-7344. This indicates validated use in U.S. government and defense supply chains.
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