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12563275 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12563275: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 12.910 INCHES NOMINAL IN, length: 17.530 INCHES NOMINAL IN, material: ALUMINUM ALLOY 6061, body_thickness: 0.125 INCHES NOMINAL IN, features_provided: OBSERVATION FACILITY, surface_treatment: CHROMATE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-271-3850, 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
12563275
NSN: 5340-01-271-3850
FSC: 5340 — Hardware, Commercial
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
width12.910 INCHES NOMINAL IN
length17.530 INCHES NOMINAL IN
materialALUMINUM ALLOY 6061
body_thickness0.125 INCHES NOMINAL IN
features_providedOBSERVATION FACILITY
surface_treatmentCHROMATE
corner_bevel_length0.110 INCHES NOMINAL IN
securing_device_typeSPECIAL
peripheral_shape_styleRECTANGLE, MULTI HOLES
hole_quantity_along_width12
hole_quantity_along_length10
cross-sectional_shape_styleFLAT
NSN5340-01-271-3850
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12563275 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: 2.000 INCHES NOMINAL IN
•
LENGTH: 17.530 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541,CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 2.000 INCHES NOMINAL AND 5.281 INCHES NOMINAL AND 8.562 INCHES NOMINAL AND 11.843 INCHES NOMINAL AND 15.125 INCHES NOMINAL AND 17.125 INCHES NOMINAL IN
•
HOLE QUANTITY ALONG LENGTH: 10
•
CORNER BEVEL LENGTH: 0.110 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG WIDTH: 2.000 INCHES NOMINAL AND 4.828 INCHES NOMINAL AND 7.656 INCHES NOMINAL AND 10.500 INCHES NOMINAL AND 12.500 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11,TYPE 6061 FED SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH2.000 INCHES NOMINAL IN
LENGTH17.530 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541,CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE
DISTANCE BETWEEN HOLES ALONG LENGTH2.000 INCHES NOMINAL AND 5.281 INCHES NOMINAL AND 8.562 INCHES NOMINAL AND 11.843 INCHES NOMINAL AND 15.125 INCHES NOMINAL AND 17.125 INCHES NOMINAL IN
HOLE QUANTITY ALONG LENGTH10
CORNER BEVEL LENGTH0.110 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG WIDTH2.000 INCHES NOMINAL AND 4.828 INCHES NOMINAL AND 7.656 INCHES NOMINAL AND 10.500 INCHES NOMINAL AND 12.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11,TYPE 6061 FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEFLAT
FEATURES PROVIDEDOBSERVATION FACILITY
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 12563275?
12563275 is a COVER,ACCESS.
What is the NSN for 12563275?
12563275 is cataloged in the U.S. Government catalog under NSN 5340-01-271-3850. This indicates validated use in U.S. government and defense supply chains.
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