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303488 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

303488: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 380.0, body_radius: 1.500 INCHES NOMINAL IN, body_thickness: 0.563 INCHES NOMINAL IN, surface_treatment: ANODIZE, bolt_circle_diameter: 2.468 INCHES NOMINAL IN, fsc_application_data: MISCELLANEOUS COMMUNICATIONS EQUIPMENT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-068-7869, 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
303488
NSN: 5340-01-068-7869
FSC: 5340 — Hardware, Commercial
CAGE: 58163 — MEGGITT (NORTH HOLLYWOOD), INC. DBA MEGGITT CONTROL SYSTEMS DIV MEGGITT DEFENSE SYSTEMS, INC. (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 380.0
body_radius1.500 INCHES NOMINAL IN
body_thickness0.563 INCHES NOMINAL IN
surface_treatmentANODIZE
bolt_circle_diameter2.468 INCHES NOMINAL IN
fsc_application_dataMISCELLANEOUS COMMUNICATIONS EQUIPMENT
securing_device_typeSPECIAL
peripheral_shape_styleROUND, ONE EAR, ONE OR MULTI HOLES
bolt_circle_hole_quantity8
cross-sectional_shape_styleFLAT W/OPEN CENTER
surface_treatment_document_and_classificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
NSN5340-01-068-7869
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 303488 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
•
FSC APPLICATION DATA: MISCELLANEOUS COMMUNICATIONS EQUIPMENT
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
•
BOLT CIRCLE HOLE QUANTITY: 8
•
CROSS-SECTIONAL SHAPE STYLE: FLAT W/OPEN CENTER
•
SECURING DEVICE TYPE: SPECIAL
•
BODY RADIUS: 1.500 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 2.468 INCHES NOMINAL IN
•
SURFACE TREATMENT: ANODIZE
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAMISCELLANEOUS COMMUNICATIONS EQUIPMENT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE
BOLT CIRCLE HOLE QUANTITY8
CROSS-SECTIONAL SHAPE STYLEFLAT W/OPEN CENTER
SECURING DEVICE TYPESPECIAL
BODY RADIUS1.500 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER2.468 INCHES NOMINAL IN
SURFACE TREATMENTANODIZE
PERIPHERAL SHAPE STYLEROUND, ONE EAR, ONE OR MULTI HOLES
MATERIALALUMINUM ALLOY 380.0
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 303488?
303488 is a COVER,ACCESS.
What is the NSN for 303488?
303488 is cataloged in the U.S. Government catalog under NSN 5340-01-068-7869. 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.