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Technical Data Sheet
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410578 — 410578

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

410578: 410578.

The 410578 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-00-402-5863, 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
MRO→ MRO_GENERAL→ 410578
NSN: 5330-00-402-5863
NIINs: 004025863, 011521859
FSC: 5330 — Packing and Gasket Materials
CAGE: 0NCC5 — WELCH VACUUM TECHNOLOGY INC (USA)
SPECIFICATIONS
Part Number410578
NSN5330-00-402-5863
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 410578 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
•
SEAL WIDTH: 0.281 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
•
HOUSING BORE DIAMETER: 1.094 INCHES NOMINAL IN
•
CASE STYLE: RECESSED
•
ACCOMMODATED SHAFT DIAMETER: 0.656 INCHES NOMINAL IN
•
SURFACE TREATMENT: RUBBER SYNTHETIC CASE
•
MATERIAL: STEEL CASE
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.281 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
HOUSING BORE DIAMETER1.094 INCHES NOMINAL IN
CASE STYLERECESSED
SPECIAL FEATURESONE PAPER GASKET FURNISHED 0.656 INCH I.D.,1.062 INCH O.D.,0.012 THICK FOR PUMP REPAIR IN
ACCOMMODATED SHAFT DIAMETER0.656 INCHES NOMINAL IN
SURFACE TREATMENTRUBBER SYNTHETIC CASE
MATERIALSTEEL CASE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
SUBSTITUTES & CROSS-REFERENCES 1
1401Reference 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 410578?
410578 is a 410578. It is classified as a MRO (MRO_GENERAL).
What parts can replace 410578?
There is 1 known substitute for 410578: 1401. Substitute compatibility should be verified for your specific system.
What is the NSN for 410578?
410578 is cataloged in the U.S. Government catalog under NSN 5330-00-402-5863. 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.