PartsTable
Technical Data Sheet
Download PDF

498750-259 — PACKING WITH RETAINER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

498750-259: PACKING WITH RETAINER.

The PACKING WITH RETAINER is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING RETAINER, construction: ONE-PIECE, outside_diameter: 0.438 INCHES MAXIMUM IN, retainer_thickness: 0.040 INCHES MAXIMUM IN, packing_inside_diameter: 0.176 INCHES NOMINAL IN, material_document_and_classification: MIL-S-5059 TYPE 18-8 MIL SPEC SINGLE MATERIAL RESPONSE RETAINER. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-888-0256, 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
498750-259
NSN: 5330-00-888-0256
FSC: 5330 — Packing and Gasket Materials
CAGE: 30086 — L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC. DBA SPD ELECTRICAL SYSTEMS, INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING RETAINER
constructionONE-PIECE
outside_diameter0.438 INCHES MAXIMUM IN
retainer_thickness0.040 INCHES MAXIMUM IN
packing_inside_diameter0.176 INCHES NOMINAL IN
material_document_and_classificationMIL-S-5059 TYPE 18-8 MIL SPEC SINGLE MATERIAL RESPONSE RETAINER
packing_ring_cross-sectional_diameter0.050 INCHES NOMINAL IN
NSN5330-00-888-0256
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 498750-259 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
•
PACKING INSIDE DIAMETER: 0.176 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.438 INCHES MAXIMUM IN
•
PACKING RING CROSS-SECTIONAL DIAMETER: 0.050 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-6855 MIL SPEC SINGLE MATERIAL RESPONSE PACKING
•
RETAINER THICKNESS: 0.040 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC PACKING
TECHNICAL CHARACTERISTICS
PACKING INSIDE DIAMETER0.176 INCHES NOMINAL IN
OUTSIDE DIAMETER0.438 INCHES MAXIMUM IN
PACKING RING CROSS-SECTIONAL DIAMETER0.050 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-6855 MIL SPEC SINGLE MATERIAL RESPONSE PACKING
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059 TYPE 18-8 MIL SPEC SINGLE MATERIAL RESPONSE RETAINER
RETAINER THICKNESS0.040 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC PACKING
MATERIALSTEEL CORROSION RESISTING RETAINER
CONSTRUCTIONONE-PIECE
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 498750-259?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 498750-259?
498750-259 is a PACKING WITH RETAINER.
What is the NSN for 498750-259?
498750-259 is cataloged in the U.S. Government catalog under NSN 5330-00-888-0256. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 498750-259