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515944 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

515944: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, body_thickness: 0.190 INCHES NOMINAL IN, inside_diameter: 7.220 INCHES NOMINAL IN, flange_thickness: 0.560 INCHES NOMINAL IN, outside_diameter: 8.620 INCHES NOMINAL IN, bolt_circle_diameter: 7.875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-776-7366, 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
515944
NSN: 5340-00-776-7366
FSC: 5340 — Hardware, Commercial
CAGE: 02978 — RENK AMERICA LLC DIV RENK AMERICA (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
body_thickness0.190 INCHES NOMINAL IN
inside_diameter7.220 INCHES NOMINAL IN
flange_thickness0.560 INCHES NOMINAL IN
outside_diameter8.620 INCHES NOMINAL IN
bolt_circle_diameter7.875 INCHES NOMINAL IN
inside_corner_radius6.310 INCHES NOMINAL IN
peripheral_shape_styleROUND, MULTI HOLES
bolt_circle_hole_quantity8
first_recess_inside_height1.130 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
cross-sectional_shape_styleSPHERICAL RECESS
NSN5340-00-776-7366
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 515944 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
•
FLANGE THICKNESS: 0.560 INCHES NOMINAL IN
•
BOLT CIRCLE HOLE QUANTITY: 8
•
INSIDE CORNER RADIUS: 6.310 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 1.130 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: SPHERICAL RECESS
•
OUTSIDE DIAMETER: 8.620 INCHES NOMINAL IN
•
INSIDE DIAMETER: 7.220 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 7.875 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE THICKNESS0.560 INCHES NOMINAL IN
BOLT CIRCLE HOLE QUANTITY8
INSIDE CORNER RADIUS6.310 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT1.130 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESPHERICAL RECESS
OUTSIDE DIAMETER8.620 INCHES NOMINAL IN
INSIDE DIAMETER7.220 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER7.875 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
MATERIALALUMINUM ALLOY
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 2
7767366Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
310738Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 515944?
515944 is a COVER,ACCESS.
What parts can replace 515944?
There are 2 known substitutes for 515944: 7767366, 310738. Substitute compatibility should be verified for your specific system.
What is the NSN for 515944?
515944 is cataloged in the U.S. Government catalog under NSN 5340-00-776-7366. This indicates validated use in U.S. government and defense supply chains.
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