PartsTable
Technical Data Sheet
Download PDF

930-12288-3 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

930-12288-3: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 9.620 INCHES NOMINAL IN, length: 12.000 INCHES NOMINAL IN, material: PLASTIC POLYESTER AND GLASS FIBER, hole_diameter: 0.144 INCHES NOMINAL IN, securing_device_type: SPECIAL, mounting_opening_shape_style: UNTHREADED HOLE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-431-0609, 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
930-12288-3
NSN: 5340-01-431-0609
FSC: 5340 — Hardware, Commercial
CAGE: 04801 — L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC (USA)
SPECIFICATIONS
width9.620 INCHES NOMINAL IN
length12.000 INCHES NOMINAL IN
materialPLASTIC POLYESTER AND GLASS FIBER
hole_diameter0.144 INCHES NOMINAL IN
securing_device_typeSPECIAL
mounting_opening_shape_styleUNTHREADED HOLE
distance_between_holes_along_width9.000 INCHES NOMINAL IN
distance_between_holes_along_length3.688 INCHES NOMINAL IN
material_document_and_classificationL-P-383 FED SPEC ALL MATERIAL RESPONSES
distance_from_first_hole_centerline_to_end_along_width0.287 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN
distance_from_first_hole_centerline_to_end_along_length5.472 INCHES NOMINAL IN
NSN5340-01-431-0609
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 930-12288-3 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
•
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH: 0.287 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN
•
LENGTH: 12.000 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 3.688 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG WIDTH: 9.000 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: L-P-383 FED SPEC ALL MATERIAL RESPONSES
•
SECURING DEVICE TYPE: SPECIAL
•
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH: 5.472 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH0.287 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN
LENGTH12.000 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG LENGTH3.688 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG WIDTH9.000 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-383 FED SPEC ALL MATERIAL RESPONSES
SECURING DEVICE TYPESPECIAL
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH5.472 INCHES NOMINAL IN
WIDTH9.620 INCHES NOMINAL IN
MATERIALPLASTIC POLYESTER AND GLASS FIBER
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: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 930-12288-3?
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 930-12288-3?
930-12288-3 is a COVER,ACCESS.
What is the NSN for 930-12288-3?
930-12288-3 is cataloged in the U.S. Government catalog under NSN 5340-01-431-0609. 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 — 930-12288-3

✓ 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.