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PA2666 — PACKING ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

PA2666: PACKING ASSEMBLY.

The PACKING ASSEMBLY is a the manufacturer industrial component. Key specifications include height: 1.453 INCHES NOMINAL IN, material: COTTON AND RUBBER CHLOROPRENE CLASS CR TOP RING, joint_type: SCARF-PERIPHERAL INTERMEDIATE RING, inside_diameter: 1.438 INCHES NOMINAL IN, outside_diameter: 2.188 INCHES NOMINAL IN, special_features: OIL AND GRAPHITE LUBRICATED. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-298-0660, 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
PA2666
NSN: 5330-00-298-0660
FSC: 5330 — Packing and Gasket Materials
CAGE: 1QUF0 — KOLBERG-PIONEER, INC (USA)
SPECIFICATIONS
height1.453 INCHES NOMINAL IN
materialCOTTON AND RUBBER CHLOROPRENE CLASS CR TOP RING
joint_typeSCARF-PERIPHERAL INTERMEDIATE RING
inside_diameter1.438 INCHES NOMINAL IN
outside_diameter2.188 INCHES NOMINAL IN
special_featuresOIL AND GRAPHITE LUBRICATED
intermediate_ring_quantity5
cross-sectional_shape_styleU INTERMEDIATE RING
NSN5330-00-298-0660
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: PA2666 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
•
INTERMEDIATE RING QUANTITY: 5
•
OUTSIDE DIAMETER: 2.188 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: U INTERMEDIATE RING
•
INSIDE DIAMETER: 1.438 INCHES NOMINAL IN
•
HEIGHT: 1.453 INCHES NOMINAL IN
•
MATERIAL: COTTON AND RUBBER CHLOROPRENE CLASS CR BOTTOM RING
TECHNICAL CHARACTERISTICS
INTERMEDIATE RING QUANTITY5
OUTSIDE DIAMETER2.188 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEU INTERMEDIATE RING
INSIDE DIAMETER1.438 INCHES NOMINAL IN
HEIGHT1.453 INCHES NOMINAL IN
SPECIAL FEATURESOIL AND GRAPHITE LUBRICATED
MATERIALCOTTON AND RUBBER CHLOROPRENE CLASS CR BOTTOM RING
MATERIALCOTTON AND RUBBER CHLOROPRENE CLASS CR INTERMEDIATE RING
MATERIALCOTTON AND RUBBER CHLOROPRENE CLASS CR TOP RING
JOINT TYPESCARF-PERIPHERAL TOP RING
SUBSTITUTES & CROSS-REFERENCES 3
13-90001Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
431-1-7-16ID2-3-16Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
PA266Reference 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 PA2666?
PA2666 is a PACKING ASSEMBLY.
What parts can replace PA2666?
There are 3 known substitutes for PA2666: 13-90001, 431-1-7-16ID2-3-16, PA266. Substitute compatibility should be verified for your specific system.
What is the NSN for PA2666?
PA2666 is cataloged in the U.S. Government catalog under NSN 5330-00-298-0660. This indicates validated use in U.S. government and defense supply chains.
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