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L8800058-003 — SEAL,NONMETALLIC SPECIAL SHAPED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

L8800058-003: SEAL,NONMETALLIC SPECIAL SHAPED.

SEAL,NONMETALLIC SPECIAL SHAPED. Key specifications include material: RUBBER SILICONE CLASS Q OVERALL, construction: SOLIDSOLID, special_features: NEXT ASSEMBLY L8800051NEXT ASSEMBLY L8800051, style_designator: CIRCULAR, aperture_diameter: 3.750 INCHES NOMINAL3.750 INCHES NOMINAL IN, cross-sectional_width: 1.560 INCHES NOMINAL1.560 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-216-0305, 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
L8800058-003
NSN: 5330-01-216-0305
FSC: 5330 — Packing and Gasket Materials
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q OVERALL
constructionSOLIDSOLID
special_featuresNEXT ASSEMBLY L8800051NEXT ASSEMBLY L8800051
style_designatorCIRCULAR
aperture_diameter3.750 INCHES NOMINAL3.750 INCHES NOMINAL IN
cross-sectional_width1.560 INCHES NOMINAL1.560 INCHES NOMINAL IN
cross-sectional_height0.620 INCHES NOMINAL0.620 INCHES NOMINAL IN
end_item_identificationB-1B-1
cross-sectional_thickness0.070 INCHES NOMINAL0.070 INCHES NOMINAL IN
cross-sectional_shape_styleHOLLOW BULBHOLLOW BULB
cross_section_inside_diameter0.480 INCHES NOMINAL0.480 INCHES NOMINAL IN
NSN5330-01-216-0305
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: L8800058-003 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: 0.070 INCHES NOMINAL0.070 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.620 INCHES NOMINAL0.620 INCHES NOMINAL IN
•
CROSS-SECTIONAL WIDTH: 1.560 INCHES NOMINAL1.560 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: HOLLOW BULBHOLLOW BULB
•
APERTURE DIAMETER: 3.750 INCHES NOMINAL3.750 INCHES NOMINAL IN
•
CROSS SECTION INSIDE DIAMETER: 0.480 INCHES NOMINAL0.480 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.070 INCHES NOMINAL0.070 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.620 INCHES NOMINAL0.620 INCHES NOMINAL IN
CROSS-SECTIONAL WIDTH1.560 INCHES NOMINAL1.560 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL SHAPE STYLEHOLLOW BULBHOLLOW BULB
APERTURE DIAMETER3.750 INCHES NOMINAL3.750 INCHES NOMINAL IN
CROSS SECTION INSIDE DIAMETER0.480 INCHES NOMINAL0.480 INCHES NOMINAL IN
SPECIAL FEATURESNEXT ASSEMBLY L8800051NEXT ASSEMBLY L8800051
END ITEM IDENTIFICATIONB-1B-1
MATERIALRUBBER SILICONE CLASS Q 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is L8800058-003?
L8800058-003 is a SEAL,NONMETALLIC SPECIAL SHAPED.
What is the NSN for L8800058-003?
L8800058-003 is cataloged in the U.S. Government catalog under NSN 5330-01-216-0305. 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.