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5518704 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5518704: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: BASIC RUBBER AND PLASTICS CO.. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-111-8911, 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
5518704
NSN: 5330-01-111-8911
NIINs: 011118911, 015948083
FSC: 5330 — Packing and Gasket Materials
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyBASIC RUBBER AND PLASTICS CO.
NSN5330-01-111-8911
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5518704 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
SUBSTITUTES & CROSS-REFERENCES 2
1276-06-267Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5330PL0916358Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 5518704?
5518704 is a SEAL,PLAIN.
What parts can replace 5518704?
There are 2 known substitutes for 5518704: 1276-06-267, 5330PL0916358. Substitute compatibility should be verified for your specific system.
What is the NSN for 5518704?
5518704 is cataloged in the U.S. Government catalog under NSN 5330-01-111-8911. This indicates validated use in U.S. government and defense supply chains.
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