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566-6985426-71 — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

566-6985426-71: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE TOP RING, special_features: RING,ROD TYPE,T-SEAL;INCLUDES 2 BACK-UP RINGS, end_item_identification: STEERING RING GEAR HYDRAULIC CYLINDER, cross-sectional_shape_style: TEE LOCATION NOT OTHERWISE SPECIFIED. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-490-7133, 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
566-6985426-71
NSN: 5330-01-490-7133
FSC: 5330 — Packing and Gasket Materials
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE TOP RING
special_featuresRING,ROD TYPE,T-SEAL;INCLUDES 2 BACK-UP RINGS
end_item_identificationSTEERING RING GEAR HYDRAULIC CYLINDER
cross-sectional_shape_styleTEE LOCATION NOT OTHERWISE SPECIFIED
NSN5330-01-490-7133
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 566-6985426-71 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
•
CROSS-SECTIONAL SHAPE STYLE: TEE LOCATION NOT OTHERWISE SPECIFIED
•
MATERIAL: PLASTIC BOTTOM RING
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL SHAPE STYLETEE LOCATION NOT OTHERWISE SPECIFIED
SPECIAL FEATURESRING,ROD TYPE,T-SEAL;INCLUDES 2 BACK-UP RINGS
END ITEM IDENTIFICATIONSTEERING RING GEAR HYDRAULIC CYLINDER
MATERIALPLASTIC BOTTOM RING
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE TOP RING
MATERIALRUBBER SYNTHETIC HEEL
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
H621-0102-71Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
0830132007Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 566-6985426-71?
566-6985426-71 is a PACKING ASSEMBLY.
What parts can replace 566-6985426-71?
There are 2 known substitutes for 566-6985426-71: H621-0102-71, 0830132007. Substitute compatibility should be verified for your specific system.
What is the NSN for 566-6985426-71?
566-6985426-71 is cataloged in the U.S. Government catalog under NSN 5330-01-490-7133. This indicates validated use in U.S. government and defense supply chains.
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