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515847 — COVER,ACCESS

✓ Government record, cited
EMSA · ORING SEAL
PRODUCT OVERVIEW

515847: COVER,ACCESS.

The COVER,ACCESS is a EMSA industrial component. Key specifications include material: ALUMINUM ALLOY, ear_radius: 0.340 INCHES NOMINAL IN, body_radius: 2.840 INCHES NOMINAL IN, hole_diameter: 0.344 INCHES NOMINAL IN, body_thickness: 0.540 INCHES NOMINAL IN, inside_diameter: 4.940 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-774-4686, 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
515847
NSN: 5340-00-774-4686
FSC: 5340 — Hardware, Commercial
CAGE: 02978 — RENK AMERICA LLC DIV RENK AMERICA (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
ear_radius0.340 INCHES NOMINAL IN
body_radius2.840 INCHES NOMINAL IN
ear_quantity6
hole_diameter0.344 INCHES NOMINAL IN
body_thickness0.540 INCHES NOMINAL IN
inside_diameter4.940 INCHES NOMINAL IN
inverted_radius0.500 INCHES NOMINAL IN
flange_thickness0.370 INCHES NOMINAL IN
surface_treatmentANODIZE
bolt_circle_diameter5.687 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
NSN5340-00-774-4686
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 515847 MFR: EMSA ⚠ 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
•
EAR QUANTITY: 6
•
FLANGE THICKNESS: 0.370 INCHES NOMINAL IN
•
BOLT CIRCLE HOLE QUANTITY: 6
•
EAR RADIUS: 0.340 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
INVERTED RADIUS: 0.500 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: THREADED FASTENER
•
BODY RADIUS: 2.840 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
EAR QUANTITY6
FLANGE THICKNESS0.370 INCHES NOMINAL IN
BOLT CIRCLE HOLE QUANTITY6
EAR RADIUS0.340 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
INVERTED RADIUS0.500 INCHES NOMINAL IN
SECURING DEVICE TYPETHREADED FASTENER
BODY RADIUS2.840 INCHES NOMINAL IN
INSIDE DIAMETER4.940 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER5.687 INCHES NOMINAL IN
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
7744686Same 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 515847?
515847 is a COVER,ACCESS manufactured by EMSA.
What parts can replace 515847?
There is 1 known substitute for 515847: 7744686. Substitute compatibility should be verified for your specific system.
What is the NSN for 515847?
515847 is cataloged in the U.S. Government catalog under NSN 5340-00-774-4686. This indicates validated use in U.S. government and defense supply chains.
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