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1788109 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1788109: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 6.000 INCHES NOMINAL IN, length: 23.250 INCHES NOMINAL IN, material: ALUMINUM ALLOY 2024, corner_radius: 0.250 INCHES NOMINAL IN, hole_diameter: 0.228 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN, body_thickness: 0.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-285-9382, 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
1788109
NSN: 5340-01-285-9382
FSC: 5340 — Hardware, Commercial
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
width6.000 INCHES NOMINAL IN
length23.250 INCHES NOMINAL IN
materialALUMINUM ALLOY 2024
corner_radius0.250 INCHES NOMINAL IN
hole_diameter0.228 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN
body_thickness0.188 INCHES NOMINAL IN
surface_treatmentPAINT
securing_device_typeSPECIAL
peripheral_shape_styleRECTANGLE, ROUNDED CORNERS, MULTI HOLES
hole_quantity_along_width8
hole_quantity_along_length18
cross-sectional_shape_styleFLAT
NSN5340-01-285-9382
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1788109 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: 0.375 INCHES NOMINAL IN
•
CORNER RADIUS: 0.250 INCHES NOMINAL IN
•
LENGTH: 23.250 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: TT-E-490,26270 FED SPEC SINGLE TREATMENT RESPONSE
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 2.250 INCHES NOMINAL IN
•
HOLE QUANTITY ALONG LENGTH: 18
•
DISTANCE BETWEEN HOLES ALONG WIDTH: 1.750 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH0.375 INCHES NOMINAL IN
CORNER RADIUS0.250 INCHES NOMINAL IN
LENGTH23.250 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONTT-E-490,26270 FED SPEC SINGLE TREATMENT RESPONSE
DISTANCE BETWEEN HOLES ALONG LENGTH2.250 INCHES NOMINAL IN
HOLE QUANTITY ALONG LENGTH18
DISTANCE BETWEEN HOLES ALONG WIDTH1.750 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/5 T3 FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEFLAT
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
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FREQUENTLY ASKED QUESTIONS
What is 1788109?
1788109 is a COVER,ACCESS.
What is the NSN for 1788109?
1788109 is cataloged in the U.S. Government catalog under NSN 5340-01-285-9382. This indicates validated use in U.S. government and defense supply chains.
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