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5189998 — SEAL,NONMETALLIC SPECIAL SHAPED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5189998: SEAL,NONMETALLIC SPECIAL SHAPED.

SEAL,NONMETALLIC SPECIAL SHAPED. Key specifications include material: RUBBER SYNTHETIC OVERALL, construction: ONE-PIECEONE-PIECE, overall_length: 172.000 INCHES MINIMUM AND 172.000 INCHES MINIMUM AND 174.000 INCHES MAXIMUM174.000 INCHES MAXIMUM IN, style_designator: STRIP, fabrication_method: SOLIDSOLID, cross-sectional_width: 0.440 INCHES NOMINAL0.440 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-203-0305, 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
5189998
NSN: 5330-01-203-0305
FSC: 5330 — Packing and Gasket Materials
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
constructionONE-PIECEONE-PIECE
overall_length172.000 INCHES MINIMUM AND 172.000 INCHES MINIMUM AND 174.000 INCHES MAXIMUM174.000 INCHES MAXIMUM IN
style_designatorSTRIP
fabrication_methodSOLIDSOLID
cross-sectional_width0.440 INCHES NOMINAL0.440 INCHES NOMINAL IN
cross-sectional_height0.355 INCHES MINIMUM AND 0.355 INCHES MINIMUM AND 0.405 INCHES MAXIMUM0.405 INCHES MAXIMUM IN
cross-sectional_shape_styleD SHAPED SHAPE
cross_section_inside_diameter0.225 INCHES MINIMUM AND 0.225 INCHES MINIMUM AND 0.275 INCHES MAXIMUM0.275 INCHES MAXIMUM IN
material_document_and_classificationZZ-R-765 CL 36 GR 50 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-203-0305
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5189998 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 HEIGHT: 0.355 INCHES MINIMUM AND 0.355 INCHES MINIMUM AND 0.405 INCHES MAXIMUM0.405 INCHES MAXIMUM IN
•
CROSS-SECTIONAL WIDTH: 0.440 INCHES NOMINAL0.440 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRIP
•
MATERIAL DOCUMENT AND CLASSIFICATION: ZZ-R-765 CL 36 GR 50 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: D SHAPED SHAPE
•
CROSS SECTION INSIDE DIAMETER: 0.225 INCHES MINIMUM AND 0.225 INCHES MINIMUM AND 0.275 INCHES MAXIMUM0.275 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.355 INCHES MINIMUM AND 0.355 INCHES MINIMUM AND 0.405 INCHES MAXIMUM0.405 INCHES MAXIMUM IN
CROSS-SECTIONAL WIDTH0.440 INCHES NOMINAL0.440 INCHES NOMINAL IN
STYLE DESIGNATORSTRIP
MATERIAL DOCUMENT AND CLASSIFICATIONZZ-R-765 CL 36 GR 50 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH172.000 INCHES MINIMUM AND 172.000 INCHES MINIMUM AND 174.000 INCHES MAXIMUM174.000 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLED SHAPED SHAPE
CROSS SECTION INSIDE DIAMETER0.225 INCHES MINIMUM AND 0.225 INCHES MINIMUM AND 0.275 INCHES MAXIMUM0.275 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC OVERALL
FABRICATION METHODSOLIDSOLID
CONSTRUCTIONONE-PIECEONE-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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5189998?
5189998 is a SEAL,NONMETALLIC SPECIAL SHAPED.
What is the NSN for 5189998?
5189998 is cataloged in the U.S. Government catalog under NSN 5330-01-203-0305. 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.