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N688 PIECE 15 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

N688 PIECE 15: GASKET.

The GASKET is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-01-195-8902, 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
N688 PIECE 15
NSN: 5330-01-195-8902
FSC: 5330 — Packing and Gasket Materials
CAGE: 0AT62 — SIEMENS ENERGY, INC. DBA DRESSER-RAND (USA)
SPECIFICATIONS
Part NumberN688 PIECE 15
NSN5330-01-195-8902
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: N688 PIECE 15 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
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 2
W-18497Reference document
Same NSN cross-reference
Reference document — Secondary reference
3W-18497Reference 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 N688 PIECE 15?
N688 PIECE 15 is a GASKET.
What parts can replace N688 PIECE 15?
There are 2 known substitutes for N688 PIECE 15: W-18497, 3W-18497. Substitute compatibility should be verified for your specific system.
What is the NSN for N688 PIECE 15?
N688 PIECE 15 is cataloged in the U.S. Government catalog under NSN 5330-01-195-8902. This indicates validated use in U.S. government and defense supply chains.
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