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12421516 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12421516: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 8.530 INCHES NOMINAL IN, length: 9.250 INCHES NOMINAL IN, material: ALUMINUM, corner_radius: 0.095 INCHES NOMINAL IN, peripheral_shape_style: RECTANGLE, NO HOLES, end_item_identification: 2320013543384. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-479-8993, 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
12421516
NSN: 5340-01-479-8993
FSC: 5340 — Hardware, Commercial
CAGE: 0FW39 — BAE SYSTEMS TACTICAL VEHICLE SYSTEMS LP DBA DATA SYSTEMS INTERNATIONAL INC (USA)
SPECIFICATIONS
width8.530 INCHES NOMINAL IN
length9.250 INCHES NOMINAL IN
materialALUMINUM
corner_radius0.095 INCHES NOMINAL IN
peripheral_shape_styleRECTANGLE, NO HOLES
end_item_identification2320013543384
cross-sectional_shape_styleFLAT
part_name_assigned_by_controlling_agencyCOVER VENT
NSN5340-01-479-8993
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12421516 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
•
CORNER RADIUS: 0.095 INCHES NOMINAL IN
•
LENGTH: 9.250 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: FLAT
•
PERIPHERAL SHAPE STYLE: RECTANGLE, NO HOLES
•
WIDTH: 8.530 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM
TECHNICAL CHARACTERISTICS
CORNER RADIUS0.095 INCHES NOMINAL IN
LENGTH9.250 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEFLAT
PERIPHERAL SHAPE STYLERECTANGLE, NO HOLES
WIDTH8.530 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYCOVER VENT
END ITEM IDENTIFICATION2320013543384
MATERIALALUMINUM
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12421516?
12421516 is a COVER,ACCESS.
What is the NSN for 12421516?
12421516 is cataloged in the U.S. Government catalog under NSN 5340-01-479-8993. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.