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11780029 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11780029: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061, securing_device_type: SPECIAL, end_item_identification: ABG427,HEAD-UP SUBSYS, material_document_and_classification: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-070-3248, 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
11780029
NSN: 5340-01-070-3248
FSC: 5340 — Hardware, Commercial
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
securing_device_typeSPECIAL
end_item_identificationABG427,HEAD-UP SUBSYS
material_document_and_classificationQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-070-3248
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11780029 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
•
SECURING DEVICE TYPE: SPECIAL
•
MATERIAL: ALUMINUM ALLOY 6061
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
SECURING DEVICE TYPESPECIAL
SPECIAL FEATURES13.490 IN OA LG;5.360 IN OA HGT;O.050 IN THK;15 0.190 IN DIA SCREW HOLES;6 0.111 IN DIA STUD HOLES;BOTTOM LEFT HAND CORNER IS TAPERED;FOUR CORNERS ROUNDED 0.060 IN X 45 DEG;TWO CORNERS ANGLED 0.165 IN;STUDS AND SCREWS ARE INCLUDED IN
END ITEM IDENTIFICATIONABG427,HEAD-UP SUBSYS
MATERIALALUMINUM ALLOY 6061
SUBSTITUTES & CROSS-REFERENCES 1
42060-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 11780029?
11780029 is a COVER,ACCESS.
What parts can replace 11780029?
There is 1 known substitute for 11780029: 42060-3. Substitute compatibility should be verified for your specific system.
What is the NSN for 11780029?
11780029 is cataloged in the U.S. Government catalog under NSN 5340-01-070-3248. This indicates validated use in U.S. government and defense supply chains.
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