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460-550 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

460-550: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include seal_width: 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN, construction: SOLID, housing_bore_diameter: 6.500 INCHES NOMINAL IN, accommodated_shaft_diameter: 5.495 INCHES MINIMUM AND 5.505 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-354-5538, 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
460-550
NSN: 5330-00-354-5538
NIINs: 003545538, 011449974
FSC: 5330 — Packing and Gasket Materials
CAGE: 14711 — RSA ENGINEERED PRODUCTS, LLC DBA RSA ENGINEERED PRODUCTS LLC (USA)
SPECIFICATIONS
seal_width0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM IN
constructionSOLID
housing_bore_diameter6.500 INCHES NOMINAL IN
accommodated_shaft_diameter5.495 INCHES MINIMUM AND 5.505 INCHES MAXIMUM IN
NSN5330-00-354-5538
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 460-550 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
•
TEMP RATING: -65.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.225 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: OVAL
•
PERIPHERAL DIAMETER: 6.100 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 5.470 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SILICONE CLASS Q AND GLASS OVERALL
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.225 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLEOVAL
PERIPHERAL DIAMETER6.100 INCHES NOMINAL IN
CENTER HOLE DIAMETER5.470 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN
MATERIALRUBBER SILICONE CLASS Q AND GLASS OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
ST7M258-550Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 460-550?
460-550 is a SEAL,PLAIN.
What parts can replace 460-550?
There is 1 known substitute for 460-550: ST7M258-550. Substitute compatibility should be verified for your specific system.
What is the NSN for 460-550?
460-550 is cataloged in the U.S. Government catalog under NSN 5330-00-354-5538. 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.