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2578558-001A — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2578558-001A: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: COTTON AND PLASTIC PHENOLIC OVERALL, rim_surface_width: 0.180 INCHES NOMINAL IN, peripheral_diameter: 1.560 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN, center_hole_diameter: 0.280 INCHES NOMINAL IN, cross-sectional_height: 0.320 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN, cross-sectional_thickness: 0.220 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-141-0359, 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
2578558-001A
NSN: 5330-00-141-0359
FSC: 5330 — Packing and Gasket Materials
CAGE: 55284 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL DIV AEROSPACE-SOUTH BEND (WESTMOOR ST) (USA)
SPECIFICATIONS
materialCOTTON AND PLASTIC PHENOLIC OVERALL
rim_surface_width0.180 INCHES NOMINAL IN
peripheral_diameter1.560 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN
center_hole_diameter0.280 INCHES NOMINAL IN
cross-sectional_height0.320 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
cross-sectional_thickness0.220 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
cross-sectional_shape_styleFLANGE
NSN5330-00-141-0359
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2578558-001A 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 THICKNESS: 0.220 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.320 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
•
RIM SURFACE WIDTH: 0.180 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: FLANGE
•
PERIPHERAL DIAMETER: 1.560 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.280 INCHES NOMINAL IN
•
MATERIAL: COTTON AND PLASTIC PHENOLIC OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.220 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.320 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
RIM SURFACE WIDTH0.180 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEFLANGE
PERIPHERAL DIAMETER1.560 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.280 INCHES NOMINAL IN
MATERIALCOTTON AND PLASTIC PHENOLIC OVERALL
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 1
2579132-001AReference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 2578558-001A?
2578558-001A is a RETAINER,PACKING.
What parts can replace 2578558-001A?
There is 1 known substitute for 2578558-001A: 2579132-001A. Substitute compatibility should be verified for your specific system.
What is the NSN for 2578558-001A?
2578558-001A is cataloged in the U.S. Government catalog under NSN 5330-00-141-0359. This indicates validated use in U.S. government and defense supply chains.
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