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77C709357P001 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

77C709357P001: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, inside_angle: 90.0 DEGREES NOMINAL, hole_diameter: 0.281 INCHES NOMINAL IN, body_thickness: 0.575 INCHES NOMINAL IN, inside_diameter: 2.062 INCHES NOMINAL IN, flange_thickness: 0.218 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-124-4465, 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
77C709357P001
NSN: 5340-00-124-4465
FSC: 5340 — Hardware, Commercial
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
inside_angle90.0 DEGREES NOMINAL
hole_diameter0.281 INCHES NOMINAL IN
body_thickness0.575 INCHES NOMINAL IN
inside_diameter2.062 INCHES NOMINAL IN
flange_thickness0.218 INCHES NOMINAL IN
outside_diameter5.000 INCHES NOMINAL IN
body_outside_radius0.575 INCHES NOMINAL IN
bolt_circle_diameter4.312 INCHES NOMINAL IN
fsc_application_dataRADAR EQUIPMENT,EXCEPT AIRBORNE
inside_corner_radius0.575 INCHES NOMINAL IN
securing_device_typeSPECIAL
NSN5340-00-124-4465
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 77C709357P001 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: RADAR EQUIPMENT,EXCEPT AIRBORNE
•
FLANGE THICKNESS: 0.218 INCHES NOMINAL IN
•
BOLT CIRCLE HOLE QUANTITY: 10
•
INSIDE CORNER RADIUS: 0.575 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 0.632 INCHES NOMINAL IN
•
FIRST RECESS DIAMETER: 3.094 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
CROSS-SECTIONAL SHAPE STYLE: CIRCULAR RECESS
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATARADAR EQUIPMENT,EXCEPT AIRBORNE
FLANGE THICKNESS0.218 INCHES NOMINAL IN
BOLT CIRCLE HOLE QUANTITY10
INSIDE CORNER RADIUS0.575 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT0.632 INCHES NOMINAL IN
FIRST RECESS DIAMETER3.094 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
CROSS-SECTIONAL SHAPE STYLECIRCULAR RECESS
OUTSIDE DIAMETER5.000 INCHES NOMINAL IN
SECURING DEVICE TYPESPECIAL
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 1
X88240707Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 77C709357P001?
77C709357P001 is a COVER,ACCESS.
What parts can replace 77C709357P001?
There is 1 known substitute for 77C709357P001: X88240707. Substitute compatibility should be verified for your specific system.
What is the NSN for 77C709357P001?
77C709357P001 is cataloged in the U.S. Government catalog under NSN 5340-00-124-4465. 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.