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771A188-008 — PACKING MATERIAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

771A188-008: PACKING MATERIAL.

The PACKING MATERIAL is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-01-207-2809, 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
771A188-008
NSN: 5330-01-207-2809
FSC: 5330 — Packing and Gasket Materials
CAGE: 8FGX3 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORP DBA STEAM & AIR SOLUTIONS DIV CURTISS-WRIGHT STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
Part Number771A188-008
NSN5330-01-207-2809
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 771A188-008 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 3
7455E70-28Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
7455E70P-28Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
418L125 ITEM 104Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 771A188-008?
771A188-008 is a PACKING MATERIAL.
What parts can replace 771A188-008?
There are 3 known substitutes for 771A188-008: 7455E70-28, 7455E70P-28, 418L125 ITEM 104. Substitute compatibility should be verified for your specific system.
What is the NSN for 771A188-008?
771A188-008 is cataloged in the U.S. Government catalog under NSN 5330-01-207-2809. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.