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74A330641-1002 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

74A330641-1002: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include length: 17.000 INCHES NOMINAL IN, material: ALUMINUM ALLOY 7075 AND ALUMINUM ALLOY, hole_diameter: 0.250 INCHES NOMINAL IN, securing_device_type: THREADED FASTENER, peripheral_shape_style: RECTANGLE, MULTI HOLES, end_item_identification: AIRCRAFT MODEL F-18. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-129-3475, 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
74A330641-1002
NSN: 5340-01-129-3475
FSC: 5340 — Hardware, Commercial
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
length17.000 INCHES NOMINAL IN
materialALUMINUM ALLOY 7075 AND ALUMINUM ALLOY
hole_diameter0.250 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
peripheral_shape_styleRECTANGLE, MULTI HOLES
end_item_identificationAIRCRAFT MODEL F-18
hole_quantity_along_width16
hole_quantity_along_length25
mounting_opening_shape_styleUNTHREADED HOLE
material_document_and_classificationQQ-A-250/13,COND O FED SPEC 1ST MATERIAL RESPONSE AND MMS-704,TYPE 11 ASSN STD 2ND MATERIAL RESPONSE
NSN5340-01-129-3475
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 74A330641-1002 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
•
LENGTH: 17.000 INCHES NOMINAL IN
•
HOLE QUANTITY ALONG LENGTH: 25
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/13,COND O FED SPEC 1ST MATERIAL RESPONSE AND MMS-704,TYPE 11 ASSN STD 2ND MATERIAL RESPONSE
•
SECURING DEVICE TYPE: THREADED FASTENER
•
HOLE QUANTITY ALONG WIDTH: 16
•
PERIPHERAL SHAPE STYLE: RECTANGLE, MULTI HOLES
TECHNICAL CHARACTERISTICS
LENGTH17.000 INCHES NOMINAL IN
HOLE QUANTITY ALONG LENGTH25
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/13,COND O FED SPEC 1ST MATERIAL RESPONSE AND MMS-704,TYPE 11 ASSN STD 2ND MATERIAL RESPONSE
SECURING DEVICE TYPETHREADED FASTENER
HOLE QUANTITY ALONG WIDTH16
PERIPHERAL SHAPE STYLERECTANGLE, MULTI HOLES
END ITEM IDENTIFICATIONAIRCRAFT MODEL F-18
MATERIALALUMINUM ALLOY 7075 AND ALUMINUM ALLOY
HOLE DIAMETER0.250 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
10104692Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 74A330641-1002?
74A330641-1002 is a COVER,ACCESS.
What parts can replace 74A330641-1002?
There is 1 known substitute for 74A330641-1002: 10104692. Substitute compatibility should be verified for your specific system.
What is the NSN for 74A330641-1002?
74A330641-1002 is cataloged in the U.S. Government catalog under NSN 5340-01-129-3475. This indicates validated use in U.S. government and defense supply chains.
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