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D-56476 PIECE 9 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

D-56476 PIECE 9: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: STEEL, material_document_and_classification: QQ-S-763,CL 416,COND A FED SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-169-0588, 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
D-56476 PIECE 9
NSN: 5340-01-169-0588
FSC: 5340 — Hardware, Commercial
CAGE: 16712 — SIEMENS ENERGY, INC. (USA)
SPECIFICATIONS
materialSTEEL
material_document_and_classificationQQ-S-763,CL 416,COND A FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-169-0588
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: D-56476 PIECE 9 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-S-763,CL 416,COND A FED SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CL 416,COND A FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 1
D-56476Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is D-56476 PIECE 9?
D-56476 PIECE 9 is a COVER,ACCESS.
What parts can replace D-56476 PIECE 9?
There is 1 known substitute for D-56476 PIECE 9: D-56476. Substitute compatibility should be verified for your specific system.
What is the NSN for D-56476 PIECE 9?
D-56476 PIECE 9 is cataloged in the U.S. Government catalog under NSN 5340-01-169-0588. This indicates validated use in U.S. government and defense supply chains.
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