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12421579-006 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12421579-006: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 21.300 INCHES NOMINAL IN, length: 21.900 INCHES NOMINAL IN, material: ALUMINUM ALLOY 5052, body_thickness: 0.063 INCHES NOMINAL IN, securing_device_type: THREADED FASTENER, peripheral_shape_style: RECTANGLE, NO HOLES. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-480-1326, 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
12421579-006
NSN: 5340-01-480-1326
FSC: 5340 — Hardware, Commercial
CAGE: 0FW39 — BAE SYSTEMS TACTICAL VEHICLE SYSTEMS LP DBA DATA SYSTEMS INTERNATIONAL INC (USA)
SPECIFICATIONS
width21.300 INCHES NOMINAL IN
length21.900 INCHES NOMINAL IN
materialALUMINUM ALLOY 5052
body_thickness0.063 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
peripheral_shape_styleRECTANGLE, NO HOLES
end_item_identification2320-01-354-3384
hole_quantity_along_length5
cross-sectional_shape_styleFLAT
distance_between_holes_along_length6.000 INCHES NOMINAL IN
distance_from_first_hole_centerline_to_end_along_width1.250 INCHES NOMINAL IN
distance_from_first_hole_centerline_to_end_along_length3.310 INCHES NOMINAL IN
NSN5340-01-480-1326
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12421579-006 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: 1.250 INCHES NOMINAL IN
•
LENGTH: 21.900 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 6.000 INCHES NOMINAL IN
•
HOLE QUANTITY ALONG LENGTH: 5
•
CROSS-SECTIONAL SHAPE STYLE: FLAT
•
SECURING DEVICE TYPE: THREADED FASTENER
•
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH: 3.310 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: RECTANGLE, NO HOLES
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH1.250 INCHES NOMINAL IN
LENGTH21.900 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG LENGTH6.000 INCHES NOMINAL IN
HOLE QUANTITY ALONG LENGTH5
CROSS-SECTIONAL SHAPE STYLEFLAT
SECURING DEVICE TYPETHREADED FASTENER
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH3.310 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLERECTANGLE, NO HOLES
WIDTH21.300 INCHES NOMINAL IN
END ITEM IDENTIFICATION2320-01-354-3384
SUBSTITUTES & CROSS-REFERENCES 2
12421519-006Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
12421519Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12421579-006?
12421579-006 is a COVER,ACCESS.
What parts can replace 12421579-006?
There are 2 known substitutes for 12421579-006: 12421519-006, 12421519. Substitute compatibility should be verified for your specific system.
What is the NSN for 12421579-006?
12421579-006 is cataloged in the U.S. Government catalog under NSN 5340-01-480-1326. This indicates validated use in U.S. government and defense supply chains.
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